Patents Represented by Attorney, Agent or Law Firm Jacobson, Price, Holman & Stern, PLLC
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Patent number: 6225828Abstract: Disclosed is a decoder capable of saving power consumption. The decoder according to the present invention is capable of reducing power consumption without a chip area increase which is caused by the modification of an inverter. The decoder in a semiconductor device comprising NAND gates receiving addresses, BiCMOS inverters for inverting outputs from the NAND gates, a clock generator for providing a clock signal for the NAND gates, to control outputs from the BiCMOS inverters in response to the clock signal. Particularly, the decoder according to the present invention reduces power consumption in a stand-by state.Type: GrantFiled: December 30, 1997Date of Patent: May 1, 2001Assignee: Hyundai Electronics Industries Co., Ltd.Inventors: Hoon Mo Yoon, Geun Young Park
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Patent number: 6225886Abstract: The invention relates to an electromagnet, comprising a coil (30) which can be supplied with current and which thus generates a magnetic field and moves an armature (11) when supplied with current, and wherein the armature (11) serves for controlling a valve or another element. In order to improve the running properties of the armature (11), it is proposed that the armature (11) runs on a plastics sliding surface (2), in particular a sliding film (20) made of plastic.Type: GrantFiled: February 8, 1999Date of Patent: May 1, 2001Assignee: Dipl.-Ing. Wolfgang E. SchultzInventors: Dieter Kleinert, Horst Wassermann
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Patent number: 6223365Abstract: Straps are used to form a supporting plane for a body resting on a supporting structure, which straps are double folded and inserted under the body while holding one end of the strap until the other end of the strap is completely inserted under the body. Two bars are placed parallel and with a certain distance from the body on each side of the body. The free part of each strap is attached, double folded, to one of the bars. The attachment point of the strap is rotated around the geometric axis of the bar in such a way that the part of the strap, which runs from the body, will be placed over the double folded end. The end of the strap, which has been inserted under the body is fixed on the other bar or is attached in the same way as the first end.Type: GrantFiled: November 8, 1999Date of Patent: May 1, 2001Assignee: Liko Research & Development ABInventor: Gunnar Liljedahl
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Patent number: 6225954Abstract: The main object of the present invention is to provide a wide band antenna device integrated in a vehicle (101) for receiving and transmitting RF signals, without transmitting electromagnetic radiation into the compartment of the vehicle. This is achieved by providing a housing (104) being transparent to RF radiation in at least one direction. The housing being arranged inside the compartment (105) of the vehicle. The housing comprising means for suppressing RF radiation in substantially all directions facing substantially inwards the compartment of the motor vehicle seen from a radiating element (201) being arranged in the housing.Type: GrantFiled: June 7, 1999Date of Patent: May 1, 2001Assignee: SMARTEQ Wireless ABInventors: Olov Edvardsson, Mattias Hellgren
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Patent number: 6224645Abstract: A dust separator for a vacuum cleaner, in which the bag is sealingly connected to a rigid member that screens-off an air-flow passageway through the vacuum cleaner and has an opening with which the bag connects. The screening member is separate from the bag. Mounted at the orifice of the bag is a flange which functions to prevent the bag from being drawn through the opening in the screening member in the direction of air flow through the vacuum cleaner. The flange can be collapsed to enable it to be passed through the opening in the screening member when the bag is full.Type: GrantFiled: May 21, 1999Date of Patent: May 1, 2001Inventors: Anders Rydin, Reidar Liland
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Patent number: 6225740Abstract: An improved electroluminescent display includes a first substantially transparent or translucent conductive layer and a phosphor or the like layer. The layers are deposited to form a multi-element display on the first conductive layer; with the phosphor layer broken up into more than one area. There is a layer of dielectric deposited upon the phosphor or the like layer and the dielectric covers substantially all of the display with a second conductive layer deposited upon the dielectric layer. The areas correspond to areas of the electroluminescent display which are to be lit. The second conductive layer is comprised of a number of areas shaped to be substantially congruent with the shaped areas of the phosphor or the like layer.Type: GrantFiled: July 31, 1998Date of Patent: May 1, 2001Assignee: Screen Sign Arts, Ltd.Inventors: John Kenneth Tucker, William John Kearns
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Patent number: 6224943Abstract: The method for improving the corrosion resistance of reinforced concrete coated with a thermal spray coat of metals, especially of zinc or zinc alloys, is effected by electrically connecting said spray coat with the armour and additionally coating it with a polyurethane resin which is applied as a low-viscosity solution in organic solvents.Type: GrantFiled: April 24, 2000Date of Patent: May 1, 2001Assignee: Grillo-Werke AGInventors: Michael Knepper, Jochen Spriestersbach, Juergen Wisniewski
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Patent number: 6223817Abstract: The present invention is direct to a system and method for electronically controlling the refrigeration and/or heating of the product storage compartment in a vending machine. The system includes a temperature sensor for sensing the temperature in the product storage compartment, and a door sensor for sensing whether the door is open or closed. The control method includes the steps of activating a defrost mode, which is a timed period with no heating or cooling activity, when the door to the vending apparatus is open. The defrost mode is also activated whenever the cooling element has been running continuously for several hours. Further, the control method includes a step of cycling the cooling element “on” whenever a predetermined high temperature is reached. When the cooling element is “off” for more than 6 hours and the predetermined high temperature has not been reached, the heater is turned “on” to prevent the products in the vending machine from freezing.Type: GrantFiled: July 8, 1999Date of Patent: May 1, 2001Assignee: Royal Vendors, Inc.Inventors: Kenneth Woodward Oden, Glenn Decker Selfridge
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Patent number: 6226057Abstract: Disclosed is a liquid crystal display which comprise: a transparent insulating substrate; a plurality of source bus lines and a plurality of gate bus lines arranged in rows and columns at right angles to each other on a surface of the transparent insulating substrate; a plurality of thin film transistors formed on the surface of the transparent insulating substrate, each connected to the source bus lines and the gate bus lines in the vicinity of their intersection and each comprising source, drain and gate electrodes; a plurality of pixel electrodes comprising first pixel electrodes and second pixel electrodes formed in alternative array at different level layers of upper and lower layers on the surface of the transparent insulating substrate from each other, and each connected to the drain electrode of the thin film transistors, wherein the first pixel electrodes are formed in even columns of the lower level layer and comprise first extended portions overlapped with at least the source bus lines at both sideType: GrantFiled: April 16, 1998Date of Patent: May 1, 2001Assignee: Hyundai Electronics Industries Co., Ltd.Inventor: Deuk Su Lee
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Patent number: 6224814Abstract: In the manufacture of a seal ring having a cut portion at one position on the circumference by injecting a molten molding material from a gate into a cavity of a forming die, the gate is provided at a position apart from the opposite position to the cut portion of the sealing. In the case of a seal ring with a weld portion, the weld portion is set away from the cut portion.Type: GrantFiled: April 28, 2000Date of Patent: May 1, 2001Assignee: NOK CorporationInventor: Yoshiyuki Abe
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Patent number: 6222481Abstract: The present invention relates to a method of detecting and classifying objects using radar. The method means that a broadband radar signal comprising wavelengths that coincide with characteristic lengths of targets to be detected and classified is transmitted. Further, a returned echo signal is received and analysed, at which a signal analysis in a combined time-frequency domain is used, which comprises determining characteristic frequencies in the signal return and their mutual time relations. Finally, a comparison with the corresponding stored values of an analysis of possible targets is performed.Type: GrantFiled: January 5, 1999Date of Patent: April 24, 2001Assignee: Forsvarets ForskningsanstaltInventors: Staffan Abrahamson, Dan Axelsson, Bertil Brusmark, Anders Gustafsson, Hans Strifors
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Patent number: 6222747Abstract: A post regulation control circuit (12) is provided for a switch mode power (10) having multiple outputs (VoN) of the phase modulation type with trailing edge synchronization. The control circuit (12) detects the end of a power cycle and provides a signal to allow a ramp generator to operate. It operates in either voltage or current mode control.Type: GrantFiled: January 12, 2000Date of Patent: April 24, 2001Assignee: Artesyn TechnologiesInventors: Karl Rinne, Liam O Suilleabhain
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Patent number: 6222428Abstract: A tuning assembly for tuning the resonant frequency of a dielectric resonator in a cavity. The assembly includes a first resonator body (21) secured to a tubular sleeve portion (33) mounted in an opening (14a) of a mounting wall (14). The sleeve portion (33) is spring loaded so as to exert a clamping force on the first resonator body (21). A second resonator body (22) is secured to a shaft (35) which is journalled inside the tubular sleeve portion (31). The tubular sleeve portion (33) and the shaft (35) are axially slidable in relation to each other, whereby the position of one of the resonator bodies (22) is precisely adjustable in relation to the other resonator body (21).Type: GrantFiled: June 15, 1999Date of Patent: April 24, 2001Assignee: Allgon ABInventors: Daniel Akesson, Jan Malmström
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Patent number: 6220275Abstract: The solenoid valve (10) has an armature chamber (38) communicated with the outlets (86) of the valve to receive feed of fluid. The fluid in the chamber (38) is drained through drain passages (96) which are arranged to open into the chamber (38) at a location radially outwardly offset from the axis of the valve. The flow of fluid flowing into the chamber (38) is directly transferred to the drain passages (96) to thereby wash ferrous particles away from the magnetic gap to self-clean the gap each time the valve is opened. A spacer (62) made of a non-magnetizable material covers the upper end face of the armature (36) to prevent accumulation of ferrous particles.Type: GrantFiled: May 25, 1999Date of Patent: April 24, 2001Assignee: NOK CorporationInventors: Hiroyuki Nishinosono, Norio Uemura, Nobuyuki Oka
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Patent number: 6221184Abstract: The invention relates to a process for producing cast wearing parts of high-carbon alloy steels having the composition expressed in weight % of: carbon 0.6 to 2% manganese 0.5 to 6% chromium 1 to 6% silicon 0.4 to 1.5% the balance being iron with the usual impurity contents, showing as structure selected from the group consisting of: a non-equilibrium structure of fine pearlite, containing between 1 and 1.5% by weight of carbon with a hardness lying between 47 and 54 RC; a high carbon austenitic structure with a hardness lying between 15 and 30 RC; a high carbon martensitic structure with a hardness lying between 60 and 65 RC, comprising the steps of subjecting steel of the indicated composition, after casting and complete solidification, to a cooling from a temperature of at least 900° C. at a cooling rate lying between 7.5 and 1.0° C./sec down to 500° C. and a cooling rate lying between 2° C.Type: GrantFiled: January 19, 1999Date of Patent: April 24, 2001Assignee: Magotteaux International S.A.Inventor: Michel Bonnevie
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Patent number: 6220935Abstract: The apparatus for cleaning a substrate comprises cleaning chambers each of which is disposed on a respective side with reference to a clearance therebetween. The apparatus further comprises a plurality of chucks which clamp the substrate to be cleaned and move the substrate between the inside the clearance between the cleaning chambers and the outside thereof, a pair of screws each of which is disposed to be rotatable and close to a respective surface of the substrate when the substrate is introduced into the clearance between the cleaning chambers, liquid supplying nozzles which supply the screws with pure water or mixed liquid including pure water and medicinal liquid, and snow ice supplying nozzles which supply the screws with snow ice having a predetermined granular diameter. The opposite surfaces of the substrate are cleaned by rotating pure water or mixed liquid including pure water and medicinal liquid by means of the screws to press it against the opposite surfaces of the substrate.Type: GrantFiled: August 11, 1998Date of Patent: April 24, 2001Assignee: Sprout Co., Ltd.Inventors: Masami Furusawa, Riichiro Harano
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Patent number: 6222497Abstract: An antenna device for a radio communication device, comprises a ground plane (1), connected to a conductive second plate (2) by means of a conductive grounding means (9). Between the ground plane (1) and the second plate (2) a conductive third plate (3) is arranged. The third plate (3) is provided with a feed portion (35), which is to be connected to circuitry of the radio communication device, whereby it is achieved that received/transmitted signals in a first frequency band, are capacitively coupled between the second (2) and third (3) plates.Type: GrantFiled: November 17, 1999Date of Patent: April 24, 2001Assignee: SMARTEQ Wireless ABInventors: Annika Yidong Hu, Ola Skogsfors
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Patent number: 6219893Abstract: Described is a coupling, provided at the spindle head of a machine tool, for clamping an especially plate-shaped work-holding fixture, for example a pallet, in a specified, repeatable and precise position relative to a spatial reference system, wherein the spindle head exhibits a collet, which can be moved axially and radially with respect to its face. To increase the accuracy when machining a workpiece, there is a plate, which is to be connected to the face and is provided with spatial references on the front side, and which has a central passage opening to receive a tension rod, connected to the backside of the work-holding fixture, and a bolt, whose front end can be coupled with the tension rod and whose rear end can be connected to the collet.Type: GrantFiled: September 7, 1999Date of Patent: April 24, 2001Assignee: System 3R International ABInventor: Hakon Nordquist
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Patent number: 6222873Abstract: An orthogonal complex spreading method for a multichannel and an apparatus thereof are disclosed. The method includes the steps of complex-summing &agr;n1WM,n1Xn1 which is obtained by multiplying an orthogonal Hadamard sequence WM,n1 by a first data Xn1 of a n-th block and &agr;n2WM,n2Xn2 which is obtained by multiplying an orthogonal Hadamard sequence WM,n2 by a second data Xn2 of a n-th block; complex-multiplying &agr;n1WM,n1Xn1+j&agr;n2WM,n2Xn2 which is summed in the complex type and WM,n3+jPWM,n4 of the complex type using a complex multiplier and outputting as an in-phase information and quadrature phase information; and summing only in-phase information outputted from a plurality of blocks and only quadrature phase information outputted therefrom and spreading the same using a spreading code.Type: GrantFiled: September 30, 1998Date of Patent: April 24, 2001Assignee: Electronics and Telecommunications Research InstituteInventors: Seung Chan Bang, Jae Ryong Shim, Ki Chul Han, Jung Im Kim, Tae Joong Kim
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Patent number: 6220646Abstract: System for rolling and unrolling canvas around the loading area of transport vehicles. Two appropriate motors exert a force sufficient to move a roll whereon is rolled the canvas, the latter slidingly moving by powered guides until they sealingly cover the area where goods to be transported are placed and likewise automatically gather the canvas when discharging the goods.Type: GrantFiled: September 22, 1999Date of Patent: April 24, 2001Assignees: Julie Guzman Merino Lamela, Jose Francisco Seone SanchezInventor: Julio Guzman Merino Lamela