Printed Circuit Patents (Class 200/292)
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Patent number: 8841568Abstract: An electronic device includes a housing defining a receiving hole, and a power switch positioned on the housing. The power switch includes an operating button received in the receiving hole, an elastic member fixed to the operating button via an adhesive member, a printed circuit board, and a support member.Type: GrantFiled: November 8, 2011Date of Patent: September 23, 2014Assignees: Fu Tai Hua Industry (Shenzhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventor: Bin Dai
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Patent number: 8730655Abstract: A side key connection device of a mobile terminal simplifies a connection structure between a side key and a main circuit board. The mobile terminal includes a side key and a row and column terminal pad. The mobile terminal also includes a side key connection device installed between the side key and the row and column terminal pad. The side key connection device is electrically connected to the side key and the row and column terminal pad. Thereby, by simplifying a connection structure of a side key, a key cost, an assembly process, and a surface mounting cost can be reduced.Type: GrantFiled: November 4, 2010Date of Patent: May 20, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Jun Tae Kim, Min Chul Lee, Hee Kyoung Park
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Publication number: 20140015563Abstract: A trace structure for a touch panel having a transparent substrate with a touch sensing region and a border region surrounding the touch sensing region, the trace structure including: a plurality of traces disposed on the transparent substrate and within the border region; a plurality of bonding pads disposed in the border region of the transparent substrate, wherein each bonding pad has a first side and a second side, and the first side of each bonding pad is connected to a corresponding trace of the plurality of traces; and at least two trace extending portions extended toward an outer edge of the border region from the second side of two of the plurality of bonding pads.Type: ApplicationFiled: June 26, 2013Publication date: January 16, 2014Inventors: Hung-Chen KAO, Yu-Sheng LIN, Chia-Feng TENG
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Publication number: 20130327621Abstract: A switching subassembly includes a modular molded interconnect bracket and a switching device arranged on the modular molded interconnect bracket. The modular molded interconnect includes at least one electronic circuit trace arranged thereon configured to interconnect a portion of a flexible printed circuit board and to support a portion of the flexible printed circuit board. The switching device is configured to contact portions of the at least one electronic circuit trace.Type: ApplicationFiled: September 4, 2012Publication date: December 12, 2013Applicant: Apple Inc.Inventors: Richard Hung Dinh, Shayan Malek, Michael Benjamin Wittenberg
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Patent number: 8598481Abstract: A switch includes an insulative housing, a pair of first and second contacts fixed in the insulative housing and a dome-shaped moveable contact. The insulative housing includes a receiving space and a first peripheral wall located outside of the receiving space. The first and the second contacts include first and second contacting sections, respectively. The first and the second contacting sections are separated a distance from each other and exposed in the receiving space. The dome-shaped moveable contact is mounted in the receiving space under condition that the moveable contact is constantly in contact with the second contacting section while the moveable contact is alternatively driven to engage with the first contacting section so as to establish electrical connection between the first contact and the second contact. The first peripheral wall defines a sinuated air-passageway communicating the receiving space to outside.Type: GrantFiled: December 7, 2011Date of Patent: December 3, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Yong-Jia Wang, Liang Sun, Shi-Jie Tan
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Patent number: 8553422Abstract: A push button for mounting on an electronic device is disclosed. The electronic device includes a shell defining a hole, and a circuit board received in the shell. The push button includes a pressing member, a switch and a lever. The depressing member is received in the hole. The switch is received in the shell and connected to the circuit board. The switch is configured to be misaligned with the hole. The lever includes a spring arm and an body pivotally connected to the shell. When pressed, the depressing member pushes the lever to rotate from the first position to a second position where the other end of the body of the lever actuates the switch. The disclosure also provides the means of incorporating the push button into a device.Type: GrantFiled: June 30, 2011Date of Patent: October 8, 2013Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventors: Kenneth Zhao, Chi-Hsien Fong, Pu Zhao, Ze-Bing Qiu
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Patent number: 8494663Abstract: An interactive switch system for a stowage compartment system for a mobile platform (for example, commercial aircraft) is provided. The switch system is mounted to a moveable structure, such as an overhead stowage bin, and is responsive to a local input from a user, as well as to a remote input from an external control/monitoring panel. The switch system has at least one indicator surface responsive to the local input and the remote input to display indicator data. The indicator surface has a portion that forms at least one user input device for enabling the local input. The switch system further comprises a control system disposed behind the indicator surface. The control system is responsive to the local input and the remote input to transmit the indicator data to the indicator surface.Type: GrantFiled: November 18, 2009Date of Patent: July 23, 2013Assignee: The Boeing CompanyInventors: Bret L. Lamoree, Dennis C. Lin, Heidi J. Kneller, Henry V. Fletcher, Brock J. Prince, Phillip J. Ayoub
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Patent number: 8411449Abstract: An electronic device includes a housing, a capacitive touch button, a PCB and a connection mechanism. The capacitive touch button is secured in the housing and includes a number of button bodies. The PCB is secured in the housing. The connection mechanism includes a circuit board and a connection element. The circuit board is secured in the housing and includes a number of sensor electrodes and a number of electrical protrusions, which are all arranged corresponding to the number of button bodies of the capacitive touch button. The sensor electrodes are connected to the capacitive touch button and the electrical protrusions. The connection element includes a first end and a second end. The first end is fixed on the PCB. The second end resists against the electrical protrusions for electrically connecting the capacitive touch button and the controller of the PCB.Type: GrantFiled: November 24, 2010Date of Patent: April 2, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Kuo-Hsiang Ouyang, Hone-Wei Tang, Chung-Ding Wang
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Patent number: 8319134Abstract: Formation of an assemblage of electrically conductive components for a new electrosurgical pencil is disclosed, and assembly of those components in a method for automating the manufacture and combination of current carrying metal circuitry and operable switching components in “electrosurgical pencils” which supply current to an active terminal, for application of high frequency or high power electrical current to a surgical site, and control of such current through coaction of the elements of the switch. In manufacture, the design of the switch components allows start-to-finish automated assembly of the switch, whereby an array of identical multiple metal “frames” may be formed from a reel, then each frame separated and enclosed within molded plastic, and the resulting cabinet joined with a housing to create an inexpensive hand piece, for use with a high quality, reusable cable and plug assembly.Type: GrantFiled: July 28, 2011Date of Patent: November 27, 2012Assignee: E Surgical, LLCInventor: Michael Blomeyer
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Patent number: 8253045Abstract: A keypad assembly is used for an electronic device. The keypad assembly includes a support member, a plurality of key strips and a plurality of elastic members. The support member defines a plurality of receiving grooves each with an angled bottom surface. The key strips are received in the receiving grooves. The elastic members are received in the receiving grooves, and each elastic member abuts a corresponding key strip providing a biasing force to extend a portion of the key strips from the receiving groove.Type: GrantFiled: November 2, 2009Date of Patent: August 28, 2012Assignee: FIH (Hong Kong) LimitedInventors: Chung-Yu Liu, Wang-Hung Yeh
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Patent number: 8148657Abstract: A key for intermittently electrically contacting at least two conductors located on a circuit board with an electrically conducting contact element includes at least one base that is disposed on the circuit board and a key which encompasses the contact element and is movable relative to the circuit board and the base. The key is connected to the base by at least one movable membrane. The base and the membrane are made of an insulating elastic material. The key additionally includes at least one soldering leg of which the first end is positively inserted in to the base while the second end, the soldering zone, is used for fastening the key to the circuit board.Type: GrantFiled: September 24, 2007Date of Patent: April 3, 2012Assignee: Abatek International AGInventor: Christoph Keist
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Patent number: 8098459Abstract: Connecting a preamplifier to a printed circuit board assembly on a hard disk drive. The disk includes a housing, a head stack assembly coupled with the housing, a printed circuit board assembly comprising via holes, a preamplifier coupled with the head stack assembly, and at least one deformable pogo pin configured to mechanically and communicatively connect the printed circuit board assembly to the preamplifier upon insertion into the via holes, further configured to comprise a tip and a shaft, and further configured to deform upon insertion into the via holes.Type: GrantFiled: November 26, 2008Date of Patent: January 17, 2012Assignee: Hitachi Global Storage Technologies, Netherlands B.V.Inventors: Yeow Yong Chan, Hongyan Jiang, Shaoyong Liu, Xiaomin Liu
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Patent number: 8030584Abstract: A side key module installed at a side of a mobile communication terminal, contactly coupled up to a PCB embedded in the terminal, and simply fabricated without a soldering process. The side key module disposed between a side key installed at the side of the terminal, and the PCB installed in the terminal, including: a first plate of conductivity configured in a lengthwise form including a cut-out space and contacting with the PCB; a second plate of conductivity configured in the same plane with the first plate and disposed in the cut-out space of the first plate, contacting with the PCB; a body accommodating the first and second plates; and a metal dome joining with a side of the body and enabling the first and second plates to be electrically connected together by contacting with the first and second plates if the side key is pressed.Type: GrantFiled: October 8, 2009Date of Patent: October 4, 2011Assignee: Hanbit Precision Co., Ltd.Inventor: Geun Ju Lee
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Patent number: 7991177Abstract: A control pad structure (10) with a built-in speaker (40) includes a circuit board (20) disposing a plurality of touch switches (22) thereon; a control pad (30) is provided with a plurality of bulge points (36); and an accommodating space (35) is formed between the circuit board and the control pad for enclosing the speaker therein. The speaker is also provided with a bulge point. When the control pad is operated, the bulge points engage with corresponding touch switches to activate the switches. A plurality of openings (24) is defined in the circuit board between the touch switches.Type: GrantFiled: March 28, 2006Date of Patent: August 2, 2011Assignee: Foxconn Technology Co., Ltd.Inventors: Shih-Chia Chiu, Cheng-Chia Pan
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Patent number: 7985935Abstract: The systems and methods described herein are directed to a switch for electronic devices. The systems and methods provide for a switch disposed on a bottom surface of a circuit board enclosed in a housing of an electronic device. The circuit board may include an aperture. An actuating pin of the switch may extend through the aperture towards the top surface of the circuit board. An external actuator may be coupled to the actuating pin in the aperture on the circuit board. The external actuator may extend out through an opening in the housing for providing a user with access to the switch.Type: GrantFiled: July 23, 2008Date of Patent: July 26, 2011Assignee: Apple Inc.Inventor: Emery Sanford
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Patent number: 7952040Abstract: An inhibitor switch for detecting a shift position of a select lever is provided with: a terminal block fixed in a transmission case of an automatic transmission; a contact plate provided in the terminal block; an operating portion configured to cooperatively move with the select lever and to move along the contact plate; a movable contact formed on the operating portion and configured to slide on the contact plate to form an electric circuit according to a contact position between the contact plate and the movable contact; at least one disconnecting portion formed in the contact plate and cut at a plurality of positions after the contact plate is provided in the terminal block for interrupting electrical conduction; and at least one set of a plurality of disconnecting holes for cutting the disconnecting portion and formed in the terminal block by primary molding. The disconnecting holes respectively correspond to the plurality of positions at which the disconnecting portion is cut.Type: GrantFiled: October 14, 2008Date of Patent: May 31, 2011Assignees: Asahi Denso Co., Ltd., JATCO Ltd.Inventors: Sousuke Nakano, Futoshi Shinmura, Nobufumi Yamane, Hiroki Taniguchi
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Publication number: 20110100789Abstract: A thin film switch with a changeable outlet joint includes two thin films, a touch circuit, and a soft flat cable. The two thin films have two opposite inner surfaces. The touch circuit includes a plurality of touch portions and an outlet end, which are disposed on the two opposite inner surfaces of the two thin films. Each couple of the touch portions switches to a conducting state when receiving a press action and transfers a signal to the outlet end. The outlet end has two first connecting pads. The first connecting pads are connected via a first connecting line. The first connecting pads and the first connecting line are disposed on the same one of the two opposite inner surfaces. The soft flat cable includes a connecting portion. The soft flat cable is connectably disposed on the outlet end through the connecting portion to form an outlet joint.Type: ApplicationFiled: January 6, 2011Publication date: May 5, 2011Applicant: JENSIN INTL TECHNOLOGY CORP.Inventor: Feng-Ting Hsu
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Patent number: 7906739Abstract: An arrangement may include a substrate and an electrical component. The electrical component may include a base made of an insulating material and a plurality of connection terminals. Each connection terminal is connected to a corresponding connection pad of the substrate by means of a spot of solder paste. The arrangement may further include a block interposed between the substrate and the base of the electrical component. The block may be located substantially on the axis of application of a force for actuating the electrical component and may be designed to inhibit deformation of the base. The block may include a spot of solder paste soldered to an associated conducting pad on the substrate.Type: GrantFiled: November 30, 2007Date of Patent: March 15, 2011Assignee: CoActive Technologies, LLCInventors: Jean-Christophe Villain, Michel Cour
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Patent number: 7825345Abstract: A reversely mountable tactile switch assembly has a switch housing with switch terminals and an actuator button secured thereto on the same side of the housing, and can be used on a printed circuit board. The resulting printed circuit board provides for smaller units to be used, especially with appliances.Type: GrantFiled: August 26, 2008Date of Patent: November 2, 2010Inventor: Yoshio W. Kano
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Publication number: 20100126835Abstract: Disclosed is a printed circuit board configured for a dome-utilizing keypad configuration including at least one padstack having a plurality of dome switch targets and a plurality of target rings capable of accommodating different key dome locations of a dome keypad. Also disclosed is a padstack capable of accommodating different key dome locations. The disclosed padstack has a single dome switch targets input/output line for the plurality of dome switch targets of the padstack. The padstack also includes a single target rings input/output line for the plurality of target rings of the pad stack. In this way the disclosed printed circuit board includes a single circuit arrangement available for a plurality of different key pad designs.Type: ApplicationFiled: November 26, 2008Publication date: May 27, 2010Applicant: Motorola, Inc.Inventors: Mark D. Janninck, Alden R. Alviar, Kenneth W. Carlson
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Patent number: 7655875Abstract: A lever operated switch employs an actuating surface and a plurality of tactile switches to generate electrical states corresponding to distinct angular orientations of the lever. The lever extends from a cam having an actuating surface configured to change the state of one switch when the lever is moved between adjacent positions. The cam is reversible, permitting the switch to be mounted on opposite sides of a support with the same lever movement and switch actuation.Type: GrantFiled: August 21, 2007Date of Patent: February 2, 2010Assignee: Whelen Engineering Company, Inc.Inventor: David P. Dornfeld
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Publication number: 20090301848Abstract: A key mechanism (22) includes a key body (222), a resilient metal sheet (226), a circuit board (26). The circuit board (26) is placed between the key body (222) and the resilient metal sheet (226). The circuit board (26) includes a first surface (2622) facing the key body (222) and a second surface (2624) facing the resilient metal sheet (226). The first surface (2622) has a number of ground points connecting to the key body (222). The second surface (2624) has a switch unit corresponding to the resilient metal sheet (226).Type: ApplicationFiled: December 3, 2008Publication date: December 10, 2009Applicant: CHI MEI COMMUNICATION SYSTEMS, INC.Inventor: PO-HUA HUANG
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Patent number: 7592558Abstract: An apparatus in which an electrically conductive contact is in slidable contact with a polymeric composition comprising thermoplastic polymer, a fibrous reinforcing agent, and a mineral filler. The Mohs hardness of the electrically conductive contact is within 1 unit of the Mohs hardness of the mineral filler.Type: GrantFiled: March 8, 2007Date of Patent: September 22, 2009Assignee: E.I. Du Pont De Nemours and CompanyInventor: Avelino F. Lima
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Publication number: 20090229957Abstract: An electrical power tool may include a switching device capable of controlling output power of a motor, a circuit board supporting the switching device, and a metal case receiving the circuit board. The switching device includes a conductive part and an insulated portion that is covered by an insulating covering material. The conductive part of the switching device contacts the circuit board The insulated portion of the switching device contacts the metal case via the insulating covering material.Type: ApplicationFiled: March 2, 2009Publication date: September 17, 2009Applicant: MAKITA CORPORATIONInventors: Takeshi Nishimiya, Yutaka Matsunaga
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Patent number: 7578712Abstract: A contact spring assembly (30) for an electronic device includes a mounting portion (31), a press spring (32), and a deformable spring (37). The press spring and the deformable spring are respectively bent from the mounting portion. The press spring resists the deformable spring. The press spring is configured to be moved along a first direction and push the deformable spring to move along a second direction different from the first direction.Type: GrantFiled: December 27, 2007Date of Patent: August 25, 2009Assignee: Chi Mei Communication Systems, Inc.Inventor: Cheng-Lung Chang
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Patent number: 7566838Abstract: A rotary DIP switch includes a base having a receiving space and a shaft, a plurality of fixed contact terminals having fixed contact portions exposed in the receiving space, and a contact plate having a plurality of movable contact portions to contact the fixed contact portions. A rotary member is disposed above the contact plate, and includes a press plate having a periphery interconnecting radial top and bottom faces thereof, and a plurality of press members to respectively press the movable contact portions against the fixed contact portions. The periphery has an axially extending first face, and an inclined second face. A top cover covers the rotary member, and includes two wing plates each having a tongue plate with an abutment portion to abut against the second face.Type: GrantFiled: December 19, 2008Date of Patent: July 28, 2009Assignee: Excel Cell Electronic Co., Ltd.Inventor: Yung-Ming Kuo
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Publication number: 20090175440Abstract: A metallic panel assembly having multilayer arrays of micropores includes a backlight module and a panel body. The backlight module is constituted of a first and a second light-guiding plate. First and second light-guiding microstructures are provided on the first and second light-guiding plates. A first and a second set of light-emitting units are disposed on one end of the first and second light-guiding plates, respectively. A first and a second shielding unit are disposed on the first and second light-guiding plates and the first and second sets of light-emitting units respectively. The panel body is disposed on one side surface of the first light-guiding plate. The panel body has thereon a plurality of hollowed portions with the hollowed portions encircling a key body. The key body has thereon a plurality of micropores. The plurality of micropores is arranged to form a pattern of each key body.Type: ApplicationFiled: January 24, 2008Publication date: July 9, 2009Inventors: Chang-Li LIU, Che-Tung Wu
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Patent number: 7547853Abstract: A control switch connection structure is proposed, in which a control switch of an electronic device is set up on a frame, and two conducting strips are adhered onto the frame. The control switch is electrically connected to a circuit board via these two conducting strips. The setup steps of flexible printed circuit board and flat flexible cable of the control switch in the prior art can thus be saved to lower the manufacturing cost and shorten the manufacturing process of electronic device.Type: GrantFiled: March 16, 2006Date of Patent: June 16, 2009Assignee: Altek CorporationInventors: Tzu Chih Lin, Wen Hsu Chang
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Patent number: 7528338Abstract: Gaps that divide a conductive portion include an I-shaped gap that passes through the center of a fixed contact, and L-shaped gaps that are located on both sides of the I-shaped gap. Longitudinal gap of the L-shaped gaps extend beyond a virtual straight line A-A that passes through the center of the fixed contact and extend in the direction orthogonal to the I-shaped gap, and are connected to lateral gaps. The L-shaped gaps are arranged point-symmetrically about the center of the fixed contact.Type: GrantFiled: April 14, 2008Date of Patent: May 5, 2009Assignee: Alps Electric Co., Ltd.Inventor: Ryuji Ataka
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Patent number: 7520775Abstract: A jumper device configured for adjusting connections between a plurality of pins of a jumper block on a mainboard is provided. In a preferred embodiment, the jumper device (10) includes a casing (11), a plurality of conductive members (13), and a switch (12). The casing has a plurality of slots (112) defined therein and communicate with outside at the bottom of the casing, and a sliding groove (113) communicates the top of the slots. The conductive members disposed in the corresponding slots and configured for electrically connecting with the corresponding pins (41, 42, 43) of the jumper block (40). The switch (12) slidably disposed in the sliding groove (113) and is capable of selectively connecting two of the conductive members to connect two corresponding pins of the jumper block.Type: GrantFiled: August 21, 2007Date of Patent: April 21, 2009Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Hung-Yi Wu, Zheng-Heng Sun
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Publication number: 20090000928Abstract: An electrical microcontact for printed circuit boards is adapted to make an electrical contact between two associated connecting areas of a circuit board. The microcontact includes a metal plate having a generally U-shaped first portion each of the branches whereof has at its end reflow areas adapted to be connected by the reflow process to associated connecting areas of the circuit board and a second portion taking the form of a central tongue connected in one piece to the base of the U and extending between the two branches of the U, this tongue being inclined relative to a plane defined by the U in such a manner that pressing on a pressure area situated toward the free end of the tongue makes electrical contact between a contact area of the tongue and the associated connecting area of the printed circuit board.Type: ApplicationFiled: May 16, 2005Publication date: January 1, 2009Applicant: DAV Societe AnonymeInventors: Stephane Vanhelle, Rene Ducruet, Laurent Mounier
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Patent number: 7291795Abstract: A switch or circuit board having a first conductive area on a first side of the board, a second conductive area on a second side of the board, several tiny holes running through the board from the first side to the second side, and a conductive material substantially filling the holes by capillary force, where the conductive material forms an electrical connection between the first conductive area and the second conductive area.Type: GrantFiled: April 1, 2004Date of Patent: November 6, 2007Inventors: Arie Maharshak, Tomer Maharshak, Nitsan Maharshak
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Publication number: 20070242038Abstract: A thin film switch with a changeable outlet joint includes two thin films, a touch circuit, and a soft flat cable. The two thin films have two opposite inner surfaces. The touch circuit includes a plurality of touch portions and an outlet end, which are disposed on the two opposite inner surfaces of the two thin films. Each couple of the touch portions switches to a conducting state when receiving a press action and transfers a signal to the outlet end. The soft flat cable includes a connecting portion. The soft flat cable is connectably disposed on the outlet end through the connecting portion to form an outlet joint.Type: ApplicationFiled: April 16, 2007Publication date: October 18, 2007Applicant: JENSIN INTL TECHNOLOGY CORP.Inventor: Feng-Ting Hsu
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Publication number: 20070175743Abstract: Providing an electrical assembly, which can protect electric components provided at the electrical assembly from damage, and minimize output amount of recycle material and waste material, a functional module as the electric assembly includes a lamp and a switch as the electric components. The lamp extends from a center area of a bottom wall of a housing so as to slant toward an outside of the housing according to going apart from the bottom wall. The switch extends vertically from one end of the bottom wall. Ends of the lamp and the switch far from the bottom wall project out of the housing. When the functional modules are transported to an assembling line, the pair of functional modules is stacked on each other so as to arrange the lamp face to each other in parallel, and fixed to each other.Type: ApplicationFiled: December 13, 2006Publication date: August 2, 2007Applicant: YAZAKI CORPORATIONInventors: Kentaro Nagai, Yoshinori Hirayama, Shinji Yamada
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Patent number: 7164091Abstract: An electrical switch assembly includes an electrical switch having a dielectric housing mounting at least a pair of switch terminals having contact arms exposed at one side of the housing. A printed circuit board has a major flat surface and a side edge surface which faces the one side of the housing. At least a pair of L-shaped conductive contact pads are mounted on the printed circuit board. The L-shaped contact pads have terminating leg portions on the major flat surface of the circuit board for electrical connection to appropriate circuit traces on the board. The contact pads have contact leg portions at the side edge surface of the circuit board for engaging the contact arms of the switch terminals.Type: GrantFiled: September 2, 2005Date of Patent: January 16, 2007Assignee: Molex IncorporatedInventor: Chiu Ming Lu
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Patent number: 7161104Abstract: A method and assembly for use with a printed circuit board (PCB), the assembly comprising a relay assembly including a relay housing and a trip free reset assembly mounted within the housing and linked to other relay components mounted within the housing for manually resetting the relay after the relay is tripped and at least one pin linked to at least one of the relay components and including a distal end extending from the housing and suitable for direct connection to the PCB.Type: GrantFiled: September 26, 2003Date of Patent: January 9, 2007Assignee: Rockwell Automation Technologies, Inc.Inventors: Dallas J. Bergh, Steven T. Haensgen, Gary Lehman
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Patent number: 7148430Abstract: A rotary electronic component is secured to a board by snap-in engagement of engagement portions provided on mounting portions of the electronic component with respective board engagement portions provided on the board. Terminal plates projecting from a side of the electronic component are bent toward the board. The distal end portions of the bent terminal plates are retained by a terminal plate retainer projecting from the side of the electronic component. The retained distal end portions of the terminal plates are connected to respective terminal plate connecting portions provided on the board.Type: GrantFiled: January 18, 2005Date of Patent: December 12, 2006Assignee: Teikoku Tsushin Kogyo Co., Ltd.Inventors: Teruyuki Toyoda, Naoki Hayashi
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Patent number: 7063471Abstract: A keypad unit for an access system including an outer housing having an integral bezel. A carrier is mounted within the housing, and an overlay including key zones is mounted to the carrier. A PCB assembly is suspended within the carrier by a non-compressive, but compliant encapsulating compound. The PCB assembly includes a foam layer sandwiched between a top PCB and a bottom PCB. LEDs are electrically coupled to a top surface of the top PCB. Piezoelectric transducers are mounted to the top PCB and are backed by the foam layer. The carrier may include carrier projections are in register with the key zones on the overlay and the transducers. When an operator pushes a key zone, the corresponding projection transmits the force via the carrier and the encapsulating compound to the carrier adjacent the corresponding transducer causing it to generate a voltage indicative of the pressure zone at which the force was applied.Type: GrantFiled: May 20, 2004Date of Patent: June 20, 2006Assignee: Essex Electronics, Inc.Inventors: Peter Kaufman, Garrett Kaufman, John C. Echols
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Patent number: 7034232Abstract: A keysheet module is provided which comprises: a one-sided printed circuit board having a plurality of wiring patterns formed on one side thereof; and contact switches, LEDs for illuminating a keypad, and electric elements such as resistors and capacitors, all provided on the one-sided printed circuit board; wherein an insulating layer is provided between predetermined, separate wiring patterns of the plurality of wiring patterns and a conductive film jumper is formed over the insulating layer to three-dimensionally connect the separate wiring patterns. With this arrangement, a degree of freedom of locating LEDs and electric elements is enhanced, improving a keypad illumination efficiency. The use of the conductive film jumper can reduce a thickness of the keysheet module.Type: GrantFiled: August 24, 2004Date of Patent: April 25, 2006Assignee: Citizen Electronics Co., Ltd.Inventors: Hidehiko Ide, Isao Miyashita
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Patent number: 7030329Abstract: A conducting contact pair for a switch has a first conducting contact formed by a plurality of outward extending radial fingers arranged on a substrate, and a second conducting contact formed by a plurality of inward extending radial fingers. The first conducting contact and the second conducting contact are arranged with each inward extending radial finger extending between a corresponding pair of adjacent outward extending radial fingers. A bridge conductor is selectively pressed against the first conducting contact and the second contact to bridge any of the inward extending fingers to either of pair of adjacent outward extending radial fingers that it extends between.Type: GrantFiled: October 22, 2004Date of Patent: April 18, 2006Assignee: Solectron InvotronicsInventors: Brian Sneek, Gary Warren, Simon Chamuczynski, Reginald Grills
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Patent number: 7030326Abstract: A digital wake-up signal is generated from an analog switch output by providing an interruption in a conductive ground or switch trace on a printed circuit board in which the ground trace and multiple conductive switch traces are bridged by a moveable contactor responsive to movement of an actuator. A resistor network is coupled to the switch traces to generate distinct analog voltage outputs when each switch trace is connected to the ground trace by the contactor. Interruption of the switch trace output and/or the ground trace changes the state of the output which defines a wake-up command.Type: GrantFiled: December 30, 2003Date of Patent: April 18, 2006Assignee: Valeo Electrical Systems, Inc.Inventor: Jens-Uwe Wilsser
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Patent number: 7019236Abstract: A switch includes a switching element, a substrate, and a lid. The substrate has internal and external metal layers separated by at least an insulating layer. The substrate's external metal layer has a first plurality of signal conductors formed therein, at least some of which are in contact with the switching element. The substrate's internal metal layer has a second plurality of signal conductors formed therein, which are electrically coupled to the first plurality of signal conductors by means of a first plurality of conductive vias in the insulating layer. The lid is attached to the substrate to encapsulate the first plurality of signal conductors between the lid and the substrate.Type: GrantFiled: March 11, 2004Date of Patent: March 28, 2006Assignee: Agilent Technologies, Inc.Inventor: Lewis R. Dove
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Patent number: 7015402Abstract: A rotor (1) for a coding switch is provided with conductive tracks (7) which are designed on a surface of the rotor (1) in such a way that the conductive tracks determine a desired coding, wherein the conductive tracks include one more conducting layers which are subsequently applied to the already formed rotor (1).Type: GrantFiled: June 30, 2004Date of Patent: March 21, 2006Assignee: ELMA Electronic AGInventor: Lucio Bianco
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Patent number: 6974918Abstract: An apparatus (10) includes spaced contacts (40). A rocking contact (50) has first and second arms (52 and 54) in electrical contact with each other and is supported for rocking movement in opposite first and second directions. The first arm (52) is movable into engagement with a first one of the contacts (40) when the rocking contact (50) rocks in the first direction. The second arm (54) is movable into engagement with the second one of the contacts (40) when the rocking contact (50) rocks in the second direction. An actuator (32) is pivotable to effectuate rocking movement of the rocking contact (50) in the first and second directions. The first and second contacts (40) include respective terminals (70 and 76) for helping to mount the apparatus. The terminals (70 and 76) each comprise compliant pin connectors.Type: GrantFiled: October 24, 2003Date of Patent: December 13, 2005Assignee: TRW Automotive U.S. LLCInventor: Mike Blossfeld
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Patent number: 6967295Abstract: A connecting structure between a liquidizer switch and a circuit board comprises a liquidizer switch and a circuit. The liquidizer switch has a coupling end and the coupling end is defined with a slot. Plural conducting strips are arranged in the slot. The circuit board has a conducting end that is inserted into the slot of the liquidizer switch and contacts with the conducting strips. Thus, welding is not necessary at all, so as to save labor and improve assembly efficiency. On the other hand, the present structure can prevent the circuit board from being damaged because of high temperature produced during welding.Type: GrantFiled: February 17, 2004Date of Patent: November 22, 2005Inventor: Lee Chun Ting
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Patent number: 6958454Abstract: A navigation switch apparatus with simple construction is capable of operating in eight directions including longitudinal, lateral and diagonal directions. The apparatus has a printed circuit board having four conductors provided thereon with small spaces between each conductor. Together the conductors are shaped like a doughnut. A cap-shaped body arranged opposite the printed circuit board is provided with short-circuiters for making contact with the respective four conductors when a navigation lever is operated in the eight directions. Each conductor includes two opposing comb-shaped conductive layers. The central portion of one conductive layer has a diametrically directed comparatively-coarse comb shape. Both of the end portions of the other conductive layer have a circumferentially directed comparatively-fine comb shape, and the cap-shaped body has a thin-walled portion on its outer periphery.Type: GrantFiled: February 12, 2003Date of Patent: October 25, 2005Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Takeshi Sekine, Shingo Kume, Taichi Tabata, Akinori Oohira
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Patent number: 6936775Abstract: Embodiments of the invention provide thermally actuatable switches and selectively configurable circuit boards which may employ such switches. A circuit board of one embodiment includes a substrate having board leads and a plurality of electrical connectors arranged adjacent a component site. Selectively configurable circuitry may be carried by the substrate and adapted to selectively couple selected ones of the electrical connectors to selected ones of the board leads. One or more trace may be associated with each of the electrical connectors and one or more of these traces may include a thermally actuatable switch that can be selectively closed. The thermally actuatable switch may comprise a gap between two conductive lengths of the conductive trace, an exposed switch surface, and a thermally responsive member that may wet the exposed switch surface when selectively heated above an activation temperature.Type: GrantFiled: March 4, 2004Date of Patent: August 30, 2005Assignee: Micron Technology, Inc.Inventors: Tongbi Jiang, David Kao
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Patent number: 6911608Abstract: A keypad with both elevated and non-elevated key regions, and key switches disposed beneath both types of key regions. The non-elevated key regions each provide corresponding character output based on an operation algorithm that considers activation of at least one adjacent elevated key region as well as activation of the switch below the non-elevated key region. The keypad includes a keymat that is rigidly held at its perimeter in a stretched condition across a switch substrate. The key switches include metal snap domes that have an elevated central region forming a downwardly facing cavity defined at its edge by a ridge disposed above the switch contacts that electrically engages multiple switch contacts in an annular contact zone.Type: GrantFiled: May 23, 2003Date of Patent: June 28, 2005Assignee: Digit Wireless, LLCInventor: David H. Levy
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Patent number: 6872896Abstract: Structure for forming a switchable shunt for a suspension assembly having conductive, insulating and metal base layers. The shunt includes a bridge in the conductive layer with either a continuous connection or small gap between ends of the bridge. The continuous connection of the bridge is severed either by temporarily moving the lands out of their original plane by stretching and rupturing the bridge or by shearing the continuous connection of the bridge. For the sheared or gapped bridge, at least one end of the bridge is moved out of the plane, compressed and elongated. When released, the separated ends of the bridge overlap and contact each other to form a normally-closed switch. To subsequently open the switchable shunt, at least one of the lands is moved out of plane to physically and electrically open the connection between the separated and overlapped ends of the bridge.Type: GrantFiled: September 11, 2002Date of Patent: March 29, 2005Assignee: Hutchinson Technology IncorporatedInventors: Steven R. Young, Fredrick V. Hayen, Joshua J. Harmala
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Patent number: RE44217Abstract: The present invention generally relates to an impact and temperature resistant housing that also resists being removed from its fixed mounting position. Additionally, the present invention resists being fashioned into a weapon if it is removed from its mounted position. In general, the present invention comprises a base section, conical section, terminal support section, and corresponding center terminal.Type: GrantFiled: August 22, 2005Date of Patent: May 14, 2013Assignee: TimeKeeping Systems, Inc.Inventors: Thomas F. Dutton, Jay Cross