With Detachable Electrical Connector Or Support Patents (Class 313/49)
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Patent number: 11627670Abstract: A display device includes a cover window including a curved portion, and a panel member laminated on the cover window. A method of manufacturing a display device includes mounting a cover window including a curved portion on a first jig including a curved portion, mounting a panel member on a second jig that conforms to a surface of the first jig, and laminating the cover window to the panel member by moving a first one of the first jig or the second jig to a first other one of the first jig or the second jig. An apparatus for manufacturing a display device includes a first jig including a mount surface that is partially curved to conform to a surface of a cover window, a second jig including a surface conforming to the mount surface and configured to contact a panel member, and a driving unit.Type: GrantFiled: July 8, 2015Date of Patent: April 11, 2023Assignee: Samsung Display Co., Ltd.Inventors: Kyung-Su Lee, Kwan-Young Han, Jong-Hwan Kim, Yong-Youl Cho, Young-Sik Kim, Yang-Han Son, Dae-Hyun Hwang
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Patent number: 11338133Abstract: A device for relieving pains and spasms by applying electrical pulses which makes it possible to render the electrical pulses easier to tolerate by limiting or preventing the painful or untimely discharges which hamper the use of the relief device. The relief device delivers electrical pulses only when it bears or rolls in a back-and-forth movement on the skin or clothing of a user. The relief device comprises means for limiting the maximum voltage delivered to the user, one or more means of triggering the pulses delivered by the electrodes, an activation delayer and a system for progressively launching the potential delivered by the electrodes.Type: GrantFiled: August 8, 2018Date of Patent: May 24, 2022Inventor: Dominique Dervieux
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Patent number: 10811628Abstract: Provided is a press forming method for a composite material. A press forming method for a composite material including an upper metal member, a resin member, and a lower metal member, and including: producing the lower metal member having first and second coating films respectively bonded to upper and lower surfaces thereof; producing the composite material including the upper metal member, a first hot melt member, the resin member, a second hot melt member, and the lower metal member; cutting an area spaced inward a predetermined distance from a lengthwise edge of the composite material by using a T-cutter, such that only the lower metal member remains; removing the upper metal member, the first hot melt member, the resin member, and the second hot melt member that are located outside the cut area; and folding the lower metal member by an angle of 180 degrees by using a hemming die.Type: GrantFiled: March 8, 2019Date of Patent: October 20, 2020Assignee: OHSUNG DISPLAY CO., LTD.Inventors: Hae Chan Park, Sun Gyu Kim
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Patent number: 10798797Abstract: A sensor assembly may be mounted in a ceiling used with an associated light fixture. The sensor assembly may include a body including a sensor end and a blade end opposite the sensor end. A sensor may be disposed on the body nearer the sensor end than the blade end. A cutting blade may be disposed on the body nearer the blade end than the sensor end. The cutting blade may be configured to cut an opening in the ceiling. At least one retainer protrusion may be disposed on the body between the sensor and the cutting blade. The at least one retainer protrusion may be configured to retain the sensor assembly in the opening of the ceiling.Type: GrantFiled: March 27, 2017Date of Patent: October 6, 2020Assignee: Douglas Lighting ControlsInventors: Rob Mahaffey, John Cavacuiti, Wilson Tse, Glen Tracey, Jon Schmidt
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Patent number: 10580609Abstract: Provided is an electron emission source including a substrate, a fixed structure provided on the substrate, and an electron emission yarn provided between the substrate and the fixed structure. The fixed structure includes a first portion having a first width and a second portion having a second width greater than the first width, and the electron emission yarn extends on a first sidewall of the first portion of the fixed structure from between the fixed structure and the substrate.Type: GrantFiled: June 3, 2019Date of Patent: March 3, 2020Assignee: ELECTRONICS AND TELELCOMMUNICATIONS RESEARCH INSTITUTEInventors: Jin-Woo Jeong, Yoon-Ho Song
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Patent number: 9413102Abstract: An electrical connector assembly may include a connector body and a resilient spring contact configured to electrically contact a data trace formed on a structural surface. The resilient spring contact being enclosed within the connector body when the connector body is attached to the structural surface. The electrical connector assembly may also include a connector arrangement configured to electrically couple the resilient spring contact to a system.Type: GrantFiled: August 6, 2013Date of Patent: August 9, 2016Assignee: The Boeing CompanyInventors: Robert S. Wright, Jeffrey Lynn Duce, Robert Nye, Jason Yim
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Patent number: 8936746Abstract: An extension for a heating element includes a bracket for a quartz lamp within a furnace of a blow molding machine. The extension includes a base that is coupled to the furnace where the extension directs the heating element toward an end of a preform. The extension may include a parabolic lens to provide controlled and directed heating of the end of the preform to optimize material distribution upon blow molding.Type: GrantFiled: November 1, 2011Date of Patent: January 20, 2015Assignee: Plastic Technologies, Inc.Inventors: Donald Wayne Miller, Dennis Hahn
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Patent number: 8698382Abstract: A socket is configured to hold a straight tube type lamp including an earth pin including a leg portion, and a holding portion formed at a distal end of the leg portion, formed into an oval shape and having a diameter larger than that of the leg portion. The socket includes a socket body, a guiding device, and terminals. The socket body includes an insertion port having a dimension larger than a short diameter dimension of the oval shape of the holding portion of the earth pin and a notched portion communicating from the insertion port to a predetermined holding position P where the earth pin is held and allowing the leg portion of the earth pin to be inserted therethrough. The guiding device is configured to guide the holding portion to the predetermined holding position P by a rotation of the earth pin between the insertion port and the predetermined holding position P. The terminals hold the holding portion of the earth pin at the predetermined holding position P.Type: GrantFiled: September 27, 2011Date of Patent: April 15, 2014Assignee: Toshiba Lighting & Technology CorporationInventor: Takeshi Osada
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Patent number: 8664840Abstract: An LED bulb includes a bulb body and an adapter detachably connecting with the bulb body. The bulb body has two pins function as a negative electrode and a positive electrode. The two pins are for inserting into and electrically connecting with a bi-pin socket connector for light bulb, such as MR16 socket connector. The adapter includes a junction seat, a first connector, a second connector, and a bulb cap. Metallic threads are formed on the bulb cap. The first connector is received in the junction seat and electrically contacts the threads. The second connector extends through the junction seat and the bulb cap to make a bottom end thereof being exposed. The adapter is able to engage and electrically connect with an Edison screw socket connector, for example, E-10 socket connector.Type: GrantFiled: December 21, 2012Date of Patent: March 4, 2014Assignee: Advanced Optoelectronic Technology, Inc.Inventors: Chih-Yung Lin, Min-Tsun Hsieh, Ching-Lien Yeh, Chia-Chen Chang, Chuan-Fu Yang
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Patent number: 8664839Abstract: A cold cathode lighting system comprising a cold cathode lamp with electrodes on either end of the lamp, oriented such that it includes an electrode extension in order to return the electrode to the same parallel position as the main body of the lamp. The lamp's electrodes are inserted into a casing that is comprised of a casing covers on either ends of the casing which may slid be opened. The casing covers interact with a electrode cover assembly underneath the casing covers, that allows the lamp to be inserted when the casing covers are opened. The closing of the casing covers will safely engage an interconnection with the lamp's electrodes through the electrode cover assembly.Type: GrantFiled: August 1, 2012Date of Patent: March 4, 2014Inventor: Eric K Zimmerman
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Patent number: 8415868Abstract: A lamp (10) for an automotive headlamp and a method for manufacturing such kind of a lamp (10) is provided, wherein the lamp (10) comprises a burner (12) for emitting light, a metal holder (20) connected to the burner (12) for supporting the burner (12), a first socket part (32) made from a heat-resistant plastic material, which is connected to the burner (12), and a second socket part (34), through which a part of the burner (12), which is connected to a first electrical pole (14), is led for connecting the burner (12) to a voltage source, wherein the second socket part (34) is arranged adjacent to the first socket part (32) such, that at least one insulating gap (42) for providing voltage resistance in mainly radial and/or axial direction is provided. Due to the first socket part (32) it is possible to receive the hot burner (12) by the socket without impairing the heat resistance, wherein the second socket part (34) may be made from a cheaper material.Type: GrantFiled: April 20, 2009Date of Patent: April 9, 2013Assignee: Koninklijke Philips Electronics N.V.Inventors: Markus Gerhard, Herbert Schartmann, Manfred Westemeyer, Ralf Muckel, Wilfried Emunds
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Publication number: 20120293059Abstract: A cold cathode lighting system comprising a cold cathode lamp with electrodes on either end of the lamp, oriented such that it includes an electrode extension in order to return the electrode to the same parallel position as the main body of the lamp. The lamp's electrodes are inserted into a casing that is comprised of a casing covers on either ends of the casing which may slid be opened. The casing covers interact with a electrode cover assembly underneath the casing covers, that allows the lamp to be inserted when the casing covers are opened. The closing of the casing covers will safely engage an interconnection with the lamp's electrodes through the electrode cover assembly.Type: ApplicationFiled: August 1, 2012Publication date: November 22, 2012Inventor: Eric Zimmerman
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Patent number: 8258684Abstract: A cold cathode lighting system comprising a cold cathode lamp with electrodes on either end of the lamp, oriented such that it includes an electrode extension in order to return the electrode to the same parallel position as the main body of the lamp. The lamp's electrodes are inserted into a casing that is comprised of a casing covers on either ends of the casing which may slid be opened. The casing covers interact with a electrode cover assembly underneath the casing covers, that allows the lamp to be inserted when the casing covers are opened. The closing of the casing covers will safely engage an interconnection with the lamp's electrodes through the electrode cover assembly.Type: GrantFiled: October 17, 2011Date of Patent: September 4, 2012Inventor: Eric K Zimmerman
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Patent number: 8222801Abstract: A lamp includes a lamp holder module and light-emitting module disposed in the lamp holder module. The lamp holder module includes a body, a pressing mechanism disposed on the body, and an upper cover engaging removably the body. The light-emitting module is placed on the body and is pressed into position through the pressing mechanism. The pressing mechanism is operable to release the light-emitting module, thereby facilitating removal and installation of the light-emitting module. The upper cover serves as a lens of the light-emitting module and covers the light-emitting module.Type: GrantFiled: June 23, 2010Date of Patent: July 17, 2012Assignees: Silitek Electronic (Guangzhou) Co., Ltd., Lite-On Technology Corp.Inventors: Yan-Yu Wang, Chen-Yu Chen, Chih-Lung Liang, Shun-Chung Cheng
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Patent number: 8115399Abstract: Organic light emitting diode (OLED) light source includes a plurality of stacked organic light emitting diode units comprised of a removable topmost organic light emitting diode unit and one or more removable underlying organic light emitting diode units. A power source is in electrical communication with the anode and the cathode of the topmost organic light emitting diode unit, wherein the underlying organic light emitting diode units are free from contact with the power source. As such, each OLED is sequentially operated upon removal of the topmost OLED unit, thereby providing redundancy as well as extending the operating lifetime of the OLED light source. Also disclosed are processes for operating the OLED light source.Type: GrantFiled: February 19, 2008Date of Patent: February 14, 2012Assignee: General Electric CompanyInventor: Christian Maria Anton Heller
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Publication number: 20110062848Abstract: An LED lamp electrode structure includes a jutting coupling portion at a lower side of an LED lamp and two electrode passages corresponding to and communicating with LED chip electrodes. The electrode passages are filled with silver paste or hold electric wires to establish electric connection with the chip electrodes. Thus wiring can be concealed and aesthetic appealing improves, and safety and practicality are enhanced.Type: ApplicationFiled: September 11, 2009Publication date: March 17, 2011Inventors: Kun-Jung Chang, Ching-Yuan Juan, Kuo-Chun Lin, Ching-Huang Juan
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Patent number: 7868526Abstract: The present invention relates to a light source apparatus with a structure that enables the brightness of a gas discharge tube to be stabilized and facilitates gas discharge tube maintenance work. The light source apparatus has a gas discharge tube, a lamp container housing the gas discharge tube, and a base on which the lamp container is fixed. The gas discharge tube is fixed via a heat insulating member to a portion of an outer shell of the lamp container, and the heat insulating member functions to reduce heat transfer between the lamp container and the gas discharge tube to reduce the influence of temperature change, outside the lamp container, on the gas discharge tube.Type: GrantFiled: February 10, 2006Date of Patent: January 11, 2011Assignee: Hamamatsu Photonics K. K.Inventors: Koji Matsushita, Kazuo Ueno, Kouzou Adachi
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Patent number: 7781948Abstract: The present invention relates to a light source apparatus with a structure that improves the positioning precision of a gas discharge tube and facilitates gas discharge tube maintenance work. The light source apparatus has a lamp container housing the gas discharge tube, and an insulating socket member that is fixed in a state of being positioned with respect to the lamp container and that is housed in the lamp container together with the gas discharge tube. The insulating socket member has a plane contacting portion put in plane contact with a stem portion of the gas discharge tube, and a pin socket member into which at least one of stem pins, held in the stem portion is inserted in an electrically contacting state.Type: GrantFiled: February 10, 2006Date of Patent: August 24, 2010Assignee: Hamamatsu Photonics K.K.Inventors: Koji Matsushita, Kazuo Ueno, Kouzou Adachi
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Patent number: 7576485Abstract: The invention provides a display device having a structure for preventing a voltage drop of anode lines or cathode lines as well as realizing a narrow frame. According to the invention, a narrow frame can be realized and a voltage drop of a lead wiring can be suppressed by substituting a lead wiring which conventionally occupied a large area in a frame region by an external wiring such as an FPC, a sealing can, and a conductive film formed on a counter substrate.Type: GrantFiled: November 12, 2004Date of Patent: August 18, 2009Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventor: Hisashi Ohtani
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Patent number: 7554266Abstract: A mechanical shunt for use in a socket of a string of lights resides in an otherwise typical lamp of a string of lights. The present shunt is a horizontal spring held in position by a shunt holder between the two conducting terminals on the interior walls of the socket so that the lateral ends of the shunt contact the terminals when the base is removed. When the base is inserted, a depending prong on the bottom of the base presses the shunt into a V-shaped surface formed in the shunt holder to pivot the lateral ends away from the terminals and allow current to flow through the Dumet wires to the filament.Type: GrantFiled: July 11, 2008Date of Patent: June 30, 2009Assignee: Willis Electric Co., Ltd.Inventor: Chung-Wei Johnny Chen
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Publication number: 20090102343Abstract: An entire length of a fluorescent lamp is made short to allow the fluorescent lamp to be downsized and the part other than the fluorescent lamp to be shortened so as to advantageously improve the design potentials and enhance the lighting effect. A fluorescent lamp to be fitted to a feeding side member, or a hook ceiling, having a pair of retaining holes and a pair of feeding side terminals arranged at corresponding positions, comprises a fluorescent lamp main body, an inverter-containing case arranged at a proximal end side of the fluorescent lamp main body and a pair of terminals arranged at the side of the case opposite to the fluorescent lamp main body. The pair of terminals have the tip ends bent so as to be retained by the feeding side member and establish electric connection to the feeding side terminals as they are respectively inserted into the pair of retaining holes of the feeding side member and displaced in the rotating direction around the center of the fluorescent lamp.Type: ApplicationFiled: February 20, 2007Publication date: April 23, 2009Inventor: Namio Nakazawa
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Patent number: 7521852Abstract: An electrodeless lighting system comprises: a first case in which a microwave generator, a waveguide for guiding microwave energy and a luminous part communicating with the waveguide, for emitting light by the microwave energy are installed, wherein one side of the first case is opened so that light from the luminous part is emitted to the outside; a second case coupled to the first case to open or close the opened one side of the first case and configured to pass the light from the luminous part; and a third case positioned at one outer side of the first case, in which a high voltage generator for supplying a high voltage to the microwave generator is installed. Accordingly, in the electrodeless lighting system, lateral lighting can be made like a streetlight, heat generating components and lighting components can be installed at separated spaces, respectively, and the generated heat can be smoothly emitted to the outside.Type: GrantFiled: July 12, 2005Date of Patent: April 21, 2009Assignee: LG Electronics Inc.Inventors: Joon-Sik Choi, Yong-Seog Jeon, Byeong-Ju Park, Hyun-Jung Kim, Yun-Chul Jung, Ji-Young Lee, Seung-Yeup Hyun, Dae-Kyung Kim, Ri-Na Hwang
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Patent number: 7492578Abstract: A plasma display panel has a plasma display panel assembly for displaying an image, a chassis base coupled to the panel assembly and supporting the panel assembly, and a reinforcing member integrally formed in the chassis base so as to improve the rigidity of the chassis base. The reinforcing member is integrally manufactured with the chassis base. This structure provide improved operation efficiency and lower manufacturing cost, while maintaining the rigidity of the chassis base.Type: GrantFiled: May 25, 2006Date of Patent: February 17, 2009Assignee: Samsung SDI Co., Ltd.Inventor: Yeung-Ki Kim
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Patent number: 7456559Abstract: At the end of life of a fluorescent lamp having a base to which a pin is press-fitted, it is an object to prevent the pin from dropping or slanting, etc. A fluorescent lamp includes a base having a base body and a pin press-fitted to a hole formed on the base body. A pin retaining force (a pin torque of the base) Fe after use by which the base body retains the pin is at least 0.08 Nm after the fluorescent lamp is burned for a rated life, and a rate Fe/Fi of an initial pin retaining force Fi by which the base body retains the pin before use of the fluorescent lamp and the pin retaining force Fe after use is at least 0.66.Type: GrantFiled: September 2, 2003Date of Patent: November 25, 2008Assignee: Osram-Melco Ltd.Inventors: Mitsuhiro Ikeda, Takashi Osawa, Masaomi Takeda, Koji Kokufu
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Patent number: 7427828Abstract: A lamp apparatus for a liquid crystal display that is capable of preventing a wire breakage of the lamp apparatus, a lamp causes a discharge by a voltage applied from a power terminal to generate light. A wire is supplied with the voltage. A connector electrically connects the power terminal of the lamp to the wire using a pressing. The power terminal of the lamp and the wire electrically connected to each other and the connector are integrated.Type: GrantFiled: December 26, 2001Date of Patent: September 23, 2008Assignee: LG Display Co., Ltd.Inventor: Dong Jae You
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Publication number: 20080136307Abstract: A reversible base for a lamp can reduce the number of parts needed for differing lamp assemblies. The preferred base is an insulating body with a first receptacle for a lamp capsule including a cavity, and a second receptacle. The second receptacle is aligned in opposition to the first receptacle, being similar in size and shape. A support is positioned between an end of the first receptacle and an end of the second receptacle and extends radially from a mid-region between the first and second receptacles. The support includes a radially extending flange having a face and a sidewall. Electrical contacts are held on the support, and may be axially aligned pins extending from the face of the flange. The pins may be electrically extended for coupling in either the first or second receptacle to lamp leads.Type: ApplicationFiled: October 19, 2006Publication date: June 12, 2008Inventors: Ceferino Garcia, Richard C. Laird
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Publication number: 20080074022Abstract: Disclosed is an organic light emitting display device including a bezel for protecting an organic light emitting display panel. The organic light emitting display device has a display panel including a first substrate, on which a pixel array having at least one organic light emitting diode is formed, a second substrate for encapsulating a pixel region of the first substrate, and an encapsulating material formed between the first substrate and the second substrate. The device further includes a bezel for receiving the display panel. The bezel accommodates the display panel and includes a lower plate with a waved surface and a sidewall extending from edges of the lower surface.Type: ApplicationFiled: February 1, 2007Publication date: March 27, 2008Applicant: SAMSUNG SDI CO., LTD.Inventors: CHAN HEE WANG, YOON CHAN OH, DAE HO LIM
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Publication number: 20080030118Abstract: An electrodeless lamp system includes a ballast assembly and a lamp envelope assembly. The ballast assembly includes a ballast circuit and ballast circuit contacts coupled to the ballast circuit. The lamp envelope assembly including a tubular lamp envelope, at least one core, an induction coil wounded around the at least one core, and contact terminals coupled to the induction coil. The electrodeless lamp system further includes a mounting mechanism to releasably connect the lamp envelope assembly to the ballast assembly.Type: ApplicationFiled: August 7, 2006Publication date: February 7, 2008Inventor: Byung Il Ham
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Patent number: 7288015Abstract: A stem and lamp capsule are connected together as an assembly using a retainer such that the stem is clamped to one end of the retainer and the capsule is clamped to the other end of the retainer. An oxidizable fuse is connected between leads of the capsule and electrical conductors of the stem. The retainer maintains the rigidity of the assembly and keeps a constant distance between the stem and the lamp capsule so that the repeatability and failure parameters of the fuse length can be maintained within acceptable tolerance.Type: GrantFiled: August 14, 2006Date of Patent: October 30, 2007Assignee: Osram Sylvania Inc.Inventors: Richard A. Kingston, Brian G. Lariviere, Peter A. Marcaurelle
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Patent number: 7220046Abstract: A replaceable lamp header for positioning a lamp within a reflector assembly includes a base member having first and second lateral portions, at least one first source connection coupled to each of the first and second lateral portions, at least one second source connection coupled to each of the first and second lateral portions, a first interconnect coupling the first source connections and being external to the base member, and a second interconnect coupling the second source connections and being external to the base member.Type: GrantFiled: July 29, 2004Date of Patent: May 22, 2007Assignee: Hewlett-Packard Development Company, L.P.Inventors: John Lee, David Huhn, Andrew Lovvorn, Jimmy Perez, Bob Sattem
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Patent number: 7148624Abstract: A method to ensure uniform deposition of organic layer is disclosed. Since the organic layer is very thin, any deviation from the target thickness will result in visible optical defects. A homogenous layer which exhibits good coating behaviour with organic materials is provided beneath the organic layer. By covering the metal interconnects, the adverse effect on the uniformity of the polymer layer is reduced or prevented.Type: GrantFiled: April 17, 2003Date of Patent: December 12, 2006Assignee: Osram Opto Semiconductors (Malaysia) Sdn. BhdInventors: Ewald Guenther, Hooi Bin Lim, Cheng Kooi Tan, Shi Chai Chong, Hagen Klausmann
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Patent number: 7042157Abstract: A lamp bracket structure for cold cathode lamps includes an anchor dock and a line coupling means. The anchor dock includes a cap, a bottom seat and a connecting section for connecting the cap to the bottom seat and allowing the cap to be moved relative to the bottom seat for opening and closing. The line coupling means is located between the cap and the bottom seat. When the cap is closed, the line coupling means clamps the power cord of a cold cathode lamp, and the line coupling means and the power supply end form electric connection. Thus the circuit of the power cord of the cold cathode lamp and the power supply end may be connected or separated rapidly.Type: GrantFiled: October 10, 2003Date of Patent: May 9, 2006Assignee: Zippy Technology Corp.Inventor: Chin-Wen Chou
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Patent number: 7038366Abstract: A lamp capsule may be formed with substantially parallelepipedial ends including alignments. A metal strap may surround one end, between the alignments, with first and second oppositely disposed affixation areas of extensions. A glass stem has tubular first portion with outside diameter D. A C-shaped clip is mounted upon the tubular first portion. The clip has height H and inside diameter D1 smaller than the outside diameter D. The clip frictionally engages the tubular first portion. A first frame member has a proximal terminus affixed to the clop and a second frame member has a proximal terminus affixed to the clip opposite the first frame member. The first frame member has a distal terminus affixed to the one affixation area and second frame member has a distal terminus affixed to the other affixation area. The first and second frame members and the metal strap provide the support for the capsule.Type: GrantFiled: March 31, 2004Date of Patent: May 2, 2006Assignee: Osram Sylvania Inc.Inventors: Glen P. Williamson, Ebon L. McCullough
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Patent number: 7029296Abstract: A self guiding cover assembly for a vacuum electron device (VED) enclosure has a cover, a pair of guide plates, and a pair of guide elements. The cover has a top, a sidewall, an inside and an outside, and at least one electrical connector disposed on the inside of the cover for mating with an electrical connector on a VED. The pair of guide plates is disposed on opposite sides of the outside of the sidewall of the cover. The guide plates each have a track. The guide elements are mounted on the enclosure on opposite sides of the cover. The pair of guide elements each mates with the track to guide the cover as it is lifted from the enclosure. The cover further comprises a breach lock mechanism for seating the VED into the VED enclosure having the cover and a base. The breach lock mechanism has guide elements mounted on the cover. A sleeve is mounted on the base and removably receives the cover with the VED. The sleeve rotates about the cover. The sleeve has tracks for mating with the guide elements.Type: GrantFiled: February 6, 2001Date of Patent: April 18, 2006Assignee: Communication and Power IndustiresInventors: Wilson Wai Toy, Christopher Paul Yates, Paul Allen Krzeminski, Robert N. Tornoe, Edmund Thomas Davies
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Patent number: 7015632Abstract: The present invention relates to a light source device including discharge tubes that emit light by discharging in a thin atmosphere, a method of producing the light source device, and a display apparatus in which the light source device is employed. This light source device includes discharge tubes and a heat conductive member that is brought into contact with the neighboring area of the electrodes of the discharge tubes so as to locally cool down the neighboring area of the electrodes. In the light source device, a low heat conductivity member having lower heat conductivity than the heat conductive member is interposed between the heat conductive member and the discharge tubes. With such a structure, the luminance in the entire light source device can be increased and made uniform, and the reliability of the light source device can be increased accordingly.Type: GrantFiled: March 28, 2002Date of Patent: March 21, 2006Assignees: Sharp Kabushiki Kaisha, Fujitsu Kasei LimitedInventors: Tetsuya Kobayashi, Keiji Hayashi, Koshu Yonemura, Fumiaki Yamada, Kazumasa Kaiwa, Hiroyoshi Takahashi, Toshihiro Suzuki, Takeshi Gotoh, Tetsuya Hamada, Mari Sugawara, Seiji Hayashimoto
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Patent number: 6971763Abstract: The invention relates to an adapter (1) having an integrated ballast and starting arrangement for annular fluorescent lamps (2) having a pin base (3) for connecting them to conventional incandescent lamp sockets. The adapter (1) has a cuboidal housing and has at each end a holder which partially encloses the pin base (3) of the fluorescent lamp (2) or the discharge vessel (12) of the fluorescent lamp (2). The first holder in this case also contains a socket for accommodating and making electrical contact with the pin base (3) and the other holder contains a sliding apparatus for locking the lamp (2).Type: GrantFiled: October 30, 2003Date of Patent: December 6, 2005Assignee: Patent-Treuhand-Gesellschaft fur Elektrisch Gluhlampen mbHInventors: Lorenzo Baldo, Moreno Marton
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Patent number: 6930442Abstract: A display device includes a plurality of emitting tubes constituted by elongated tubes each having a phosphor layer disposed and a discharge gas enclosed inside, a supporter for supporting the plurality of emitting tubes while making contact therewith, and a plurality of electrodes disposed on a surface of the supporter facing the emitting tubes for generation of electric discharges within the emitting tubes. The supporter has a connecting portion at an edge. The connecting portion of the supporter is detachably connected to a connector for applying a voltage to the plurality of electrodes.Type: GrantFiled: December 9, 2002Date of Patent: August 16, 2005Assignee: Fujitsu LimitedInventors: Kenji Awamoto, Tsutae Shinoda, Akira Tokai, Hitoshi Yamada, Manabu Ishimoto
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Patent number: 6836058Abstract: A low pressure gas discharge lamp with a tubular discharge vessel is provided with two separate capacitive coupling members at its ends, the discharge vessel having a small inner diameter of preferably less than 5 mm. Each coupling member has a cylindrical tube of dielectric material. The electrical connection to the coupling members is realized by pressing a spring element having an inner diameter smaller than the outer diameter of the cylindrical tube around this tube. The spring element tightly surrounds a metal body on the cylindrical tube while forming a number of contact points.Type: GrantFiled: July 30, 2002Date of Patent: December 28, 2004Assignee: Koninklijke Philips Electronics N.V.Inventors: Cornelis Versluijs, Nicolass Johannes De Jong
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Patent number: 6803721Abstract: The invention relates to a halogen incandescent lamp for operating on line voltage, at least comprising a hermetically sealed, cylindrical bulb (2) made from transparent material, a filling made from inert gas and a halogen additive, a luminous element (4), a current supply system, and a mount (5), which is formed from a single-piece support wire, one end region of which is bent away transversely to the lamp axis, and which retains the luminous element (4) in the vicinity of the end of the bulb (2) remote from the pinch, wherein a luminous element (4) bent virtually into a U-shape is arranged symmetrically relative to the lamp axis, the luminous element (4) is held twice by the mount (5) in the region of the portion of the luminous element (4) which is arranged transverse to the lamp axis, and one end of the mount (5) is fixed in a pinch (3).Type: GrantFiled: October 15, 2002Date of Patent: October 12, 2004Assignee: Koninklijke Philips Electronics N.V.Inventors: Bernd Hofmann, Andreas Wever, Heinz-Josef Offermanns, Dieter Rosenbaum
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Patent number: 6791244Abstract: An electric lamp (2) with a lamp cap (12) suitable for contacting an external electric contact element (28). The lamp cap comprises contacting means (16) comprising a first contact part (18) connected to a second contact part (20) via a spring (24), thus enabling the second contact part (20) to move transversely with respect to the first contact part (18) and/or the lamp cap (12). Optionally, the first contact part (18) is kept in a fixed position with respect to the lamp cap (12) through the spring force of a further spring (22).Type: GrantFiled: January 24, 2002Date of Patent: September 14, 2004Assignee: Koninklijke Philips Electronics N.V.Inventor: Petrus Johannes Antonius Linssen
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Patent number: 6771008Abstract: A mount assembly for a lamp has a glass stem (122) having a first portion (124) that is tubular and has an outside diameter D2 and a second portion (118) formed as a pinch seal. A blow-hole (125) is formed in the tubular first portion and is connected to an exhaust tubulation (126). A substantially C-shaped clip (100) is mounted upon the first portion (124). The C-shaped clip (10) has an inside diameter D that is smaller than the outside diameter D2 whereby the clip (100) frictionally engages the first portion (24). A pair of substantially oppositely located cutouts (102, 104) is formed in the clip (10), each providing an extending flap (106, 108) projecting away from the clip (100). This assembly accurately supports the structure and prevents rotation of the mount assembly. An upstanding tab (110) is located substantially midway between the extending flaps, i.e., opposite the open part of the clip, and angled inwardly toward the center of the C-shaped clip (100).Type: GrantFiled: September 30, 2002Date of Patent: August 3, 2004Assignee: Osram Sylvania Inc.Inventor: Glen P. Williamson
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Patent number: 6737791Abstract: A spring clip (10) has a base (12) in a first plane and has an aperture (14) centrally located therein. U-shaped projections (16) and (18) are provided on the base (12) and are formed from first and second upstanding walls (200 and (22) and third and fourth walls (24) and (26), at each end of the base (12). A first lip (28) extends orthogonally between the first wall and second wall in a second plane and a second lip (29) extends orthogonally between the third wall and fourth wall, also in the second plane. The second plane is substantially parallel to the first plane but spaced therefrom. Extensions (30) and (32) are formed with the first wall and the third wall and project away from them. The extension are in substantially the same plane as base (12) and at least one flag (34) can be formed with at least one of the extensions. The flags (34) project away from the extensions (32) in a plane transverse to the first and second planes and allow the clips to be attached to a frame.Type: GrantFiled: September 30, 2002Date of Patent: May 18, 2004Assignee: Osram Sylvania Inc.Inventors: Ebon L. McCullough, David J. Lamprey, Jr.
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Patent number: 6713948Abstract: A lamp cap with a spring cup for retaining a lamp burner, for which it is proposed that the spring cup has at least three spring legs which each have substantially only one degree of freedom. The spring legs are arranged such that the three degrees of freedom enable a displacement possibility of the spring cup in a displacement plane and are linearly independently aligned in this displacement plane.Type: GrantFiled: August 14, 2001Date of Patent: March 30, 2004Assignee: Koninklijke Philips Electronics N.V.Inventor: Klaus Eberhard Meinecke
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Patent number: 6641422Abstract: A high intensity discharge lamp (HID) (200) includes an electrically powered lamp (200) having a lamp exterior (220) and at least one lead (226) extending outside of the lamp. An electrical interface (202) includes a male connector (204) fastened at its base (302) to one of the leads (226), an insulate housing (206) having an inner contour (402) shaped to fittedly encompass therein the male connector and at least a portion of the lead, and a cement contact (208) that fastens the housing to the lamp exterior without air gaps. A boot (212) hermetically seals the insulate housing. A female connector (210) is mated to the male connector within the boot, and a feed line (501) having an insulating cover (502) is electrically connected at one end to the female connector and to a power source at the other end.Type: GrantFiled: December 6, 2000Date of Patent: November 4, 2003Assignee: Honeywell International Inc.Inventors: Thomas A. Duggan, Richard R. Kemp, Nam H. Vo
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Patent number: 6168289Abstract: Fluorescent lighting tubes which incorporate an electronic ballast housed in the sleeves or sockets at each end of the lighting tube. The sockets electrically connect the pins at each end of the fluorescent tube to one another and contain a plurality of electrical contacts. A wiring harness is provided which connects the electrical contacts in one sleeve to electrical contacts in the other sleeve.Type: GrantFiled: March 4, 1999Date of Patent: January 2, 2001Inventor: Suresh H. Shah
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Patent number: 5811937Abstract: A fluorescent bulb-type electronic energy-saving lamp includes a screwshell and an electronic ballast sealed within the screwshell so that the lamp has the same shape and size as standard incandescent lamps thereby allowing the fluorescent bulb-type electronic energy-saving lamp to directly replace standard incandescent bulbs. The fluorescent bulb-type electronic energy-saving lamp also includes a fluorescent tube, a bulb cover surrounding the fluorescent tube and a connector for mounting the screwshell, the fluorescent tube and the bulb cover thereon.Type: GrantFiled: April 10, 1996Date of Patent: September 22, 1998Assignee: Link USA International, Inc.Inventor: Lei Jiang
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Patent number: 5616983Abstract: Disclosed is an electrode assembly particularly for electrodes in which the electrode consists of a material which is non-conducive to soldering of an electrical wire thereto. A retaining wing is forcibly fitted on an electrode having a closed circumferential wall member. An electrical wire is attached to the ring member which consists of a weldable or solderable material.Type: GrantFiled: February 28, 1995Date of Patent: April 1, 1997Assignee: Honeywell Inc.Inventors: Timothy A. Beckwith, William M. Brintz, Walter A. Barniskis
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Patent number: 5428261Abstract: To protect the plastic material of a plastic base (2) holding a single-en high pressure discharge vessel (1) in position with respect to ultraviolet (UV) radiation and heat emitted from the discharge vessel in operation of the lamp, a cover element (7, 7") of UV radiation and high temperature resistant material, such as a ceramic and preferably aluminum oxide, is positioned between the discharge vessel and the plastic material of the base, located to shield the plastic base from UV and heat radiation. The cover element is, essentially, in disk or plate form, and irremovably connected to the base, for example by pin extensions integral with the base, passing through recessed openings in the cover element, and headed over, in the form of rivet or button heads, for example by ultrasonic welding.Type: GrantFiled: June 16, 1993Date of Patent: June 27, 1995Assignee: Patent-Treuhand-Gesellschaft F. Elektrische Gluehlampen mbHInventors: Christian Wittig, Manfred Gaugel
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Patent number: 5416622Abstract: An electrical connector adapted for placement on a single edge of a thin film device having an electrically responsive layer to deliver electric current from a power supply to at least one electrode in electrical contact with the electrically responsive layer. The electrical connector extends part way into the electrically responsive thin film layer. The electrically responsive thin film can be a liquid crystal or polymer dispersed liquid crystal, an electroluminescent layer, or an electrochromic layer.Type: GrantFiled: February 1, 1993Date of Patent: May 16, 1995Assignee: Minnesota Mining and Manufacturing CompanyInventors: Ronald J. Engfer, Laurence R. Gilbert, Scott N. Iverson, Bryan L. Klaenhammer, Stephen A. Miller, George F. Vesley
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Patent number: 5397960Abstract: An inductive neon lamp set comprises a neon lamp and a circuit system comprising a speech detecting circuit for receiving a sound signal. The sound signal so received is amplified by a speech amplifying circuit of the circuit system which further comprises a power control circuit and a high voltage oscillating circuit. The neon lamp is caused to glow variably by various output signals delivered thereto from the high voltage oscillating circuit. The glowing variation of the neon lamp is dependent on the intensity of the sound signal received by the speech detecting signal.Type: GrantFiled: January 14, 1994Date of Patent: March 14, 1995Inventor: Sheng-Yu Liu