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| Number | Title | Issue Date |
| 5519578 | Folded printed wiring board structure with electromagnetic shield A printed wiring board structure includes a printed wiring board and an electromagnetic shielding member. The printed wiring board has a part-mounted surface formed on one surface thereof, a ground surface formed on a reverse surface side to the part-moun... | 05/21/1996 |
| 5519585 | Sandwiched insulative/conductive layer EMI shield structure for printed circuit board Using a thermal/vacuum forming process a thin film polymer substrate is shaped into a generally shroud-like EMI shield body which forms a portion of a multi-layer EMI shield structure removably secured to a side of a printed circuit board disposed within ... | 05/21/1996 |
| 5519169 | EMI grounding cap structure for use in mounting a printed circuit board on a plated housing boss A specially designed metal grounding cap is placed over a metal-plated housing boss upon which a printed circuit board is to be mounted by extending a screw through a hole in the circuit board and tightening the screw into a metal insert previously forced... | 05/21/1996 |
| 5491892 | Method and apparatus of mounting a package housing and ground strap A ground strap and vibration mount assembly (10) effectively mechanically isolates an electronic component from vibration while also providing an electrically conductive path to ground potential. The assembly (10) includes a vibration dampener (16) mounte... | 02/20/1996 |
| 5483413 | Apparatus for controlling electromagnetic interference from multi-layered circuit boards A printed circuit board is shown to include at least one layer formed from electrically insulating material and a power plane formed on the layer. The outer perimeter of the power plane is spaced away from the outer edge of the layer thereby defining an o... | 01/09/1996 |
| 5459640 | Electrical module mounting apparatus and method thereof An electrical module (125) is for mounting upon a circuit board (104). During circuit assembly, the electrical module (125) is placed upon a breakaway portion (117) of the circuit board (104) and a bracket assembly (103) is mounted to the circuit board (1... | 10/17/1995 |
| 5452175 | Construction of a panel A construction of a panel includes at least one opening defined therein, a first and a second box are respectively disposed beside the opening of the panel, each of the first and second boxes has a hole defined therein and an extending live line and an ex... | 09/19/1995 |
| 5450280 | Voltage transformer disconnect grounding system A device grounding system is shown which ensures that upon disconnect, an operator will be able to visually determine that a ground has been applied to the disconnected device. The grounding system is designed to mechanically drive a linkage which is cont... | 09/12/1995 |
| 5446617 | Ballast circuit enclosure and grounding structure A ballast circuit enclosure and grounding structure for electrically grounding a ballast circuit to a housing and for capturing transmitted RFI and EMI therefrom. The ballast circuit enclosure includes an elongate housing for receiving and surrounding the... | 08/29/1995 |
| 5442133 | Grounding stud/nut An improved grounding stud/nut sub-assembly for use in automobiles and the like is provided wherein the nut has a thickened washer portion to facilitate assembly of the nut and washer together onto an automotive substrate. The nut also has a swagged, flat... | 08/15/1995 |
| 5436803 | Emi shielding having flexible conductive envelope An electronic device such as a portable computer is shielded against electromagnetic interference using a flexible envelope that surrounds a circuit card within the housing of the device. The flexible envelope forms a shielding enclosure and has an electr... | 07/25/1995 |
| 5436794 | Industrial controller card rack with heat transfer across card edges A rack for an industrial controller has a metallic top and bottom plate with grooves to receive circuit cards of functional modules. A heat sink on the functional modules has flanges forming parts of the edge of the circuit cards that engage the grooves o... | 07/25/1995 |
| 5434747 | Photoelectric transducer A photoelectric transducer includes a conductive case having an optical connector receptacle and circuit board forming a photoelectric transducer circuit. Conductive stands are erected from the bottom of the conductive case to bridge-support the opposite ... | 07/18/1995 |
| 5404276 | Screened RFI through-let An RFI through-let for screening signals transmitted between different components, for instance circuit boards, of which one component is arranged in a screened space, includes signal-transmission through-let capacitors which are mounted in a screen plate... | 04/04/1995 |
| 5388425 | Grounding for a room air conditioner An electrical grounding system for an air conditioner which has substantially all components, except electrical and refrigeration circuit components, made from an electrically insulating material. The air conditioners indoor section includes a metal indoo... | 02/14/1995 |
| 5388030 | Metal module housing having a plurality of lugs formed therein for supporting and grounding a printed circuit board The input and/or output device for process data has a mounting rack (1), as well as a plurality of modules (2) fastened on the mounting rack (1). A process connector (4) can be inserted into each of the modules (2) on the front side in each case. Each mod... | 02/07/1995 |
| 5386346 | Circuit card assembly with shielding assembly for reducing EMI emissions A circuit card assembly adapted to be coupled to a housing for reducing the amount of electromagnetic interference (EMI) escaping from the housing into the environment. The circuit card assembly includes a printed circuit board, an insulative faceplate co... | 01/31/1995 |
| 5382752 | Electrical junction box and method of making An electrical junction box for swimming pool light fixtures includes a metallic base plate and a polymer cover member. the base plate includes lower conduit hubs in a circular array, and a dual-function strain-relief and ground wire connecting structure a... | 01/17/1995 |
| 5381684 | Detachable apparatus for automotive audio equipment Automotive equipment such as a car stereo includes a lock member having an engagement portion. The engagement portion of the lock member is engaged with an engaged portion provided in an accommodation portion in which the automotive equipment body is acco... | 01/17/1995 |
| 5377081 | Surface mountable electronic part The size precision of a surface mountable electronic part is improved and a production thereof is simplified. The surface mountable electronic part is constructed such that a circuit substrate is housed in a shield case of which an end side is open, and t... | 12/27/1994 |
| 5365660 | Method of protecting a circuit in a telephone junction box A protector module (50) includes a housing (52) having cavities (58) into which are inserted surge protector elements (150). Each protector element upon full insertion engages a deflectable contact portion (82) of a first contact member (80) with an activ... | 11/22/1994 |
| 5365407 | DC power supply device with printed-circuit board having ground pattern A DC power supply device for use with a video tape recorder with a built-in camera has a plurality of power supply blocks for supplying a plurality of voltages, each of the power supply blocks being composed of a switching circuit for being supplied with ... | 11/15/1994 |
| 5357402 | Card-receiving electronic device having grounding spring A grounding spring is provided for discharging static electricity on a card as the card is inserted into an electronic device and for thereafter grounding the card, which minimizes electromagnetic radiation during electrostatic discharge in a simple and e... | 10/18/1994 |
| 5357404 | EMI shield, and assembly using same The assembly of an electronic package, a socket which holds the package, an electrically-conductive heat sink placed over and around the package, and an EMI shield for minimizing EMI leakage. The shield is a metal frame extending around the socket and pac... | 10/18/1994 |
| 5352850 | Junction box A non-conductive plastics junction box for connecting at least two cables has an internal conductive continuity plate integral with a base of the box. The plate has a base panel with at least one lug arranged to extend outwardly and externally of the base... | 10/04/1994 |
| 5343361 | Thermal junction for card edges in a card cage and ground clip therefor A thermal junction (64) with an edge (106) of a daughter card (100) in a card cage enclosure (10). A front panel (50) of the enclosure includes an array of interior fins (58) extending to edges (60) adjacent the edges (106) of the array of daughter cards ... | 08/30/1994 |
| 5339222 | Shielded printed circuit card holder This invention is directed to a fully shielded printed circuit (PC) card holder, that may be readily "snapped" into the assembly, or disassembled, as the case may be. The holder is intended to receive a PC card, where at least one end of the card is adapt... | 08/16/1994 |
| 5311408 | Electronic assembly with improved grounding and EMI shielding An electronic assembly includes an electronic module mountable to a backplane having a ground plane for grounding and EMI shielding. The electronic module includes a conductive chassis having a floating chassis board. Interface connectors are mounted to t... | 05/10/1994 |
| 5298941 | Image forming apparatus having grounded metal plate supporting drive transmitting members and separating electrical equipment units An image forming apparatus includes an image forming device for forming an image on to a recording material and a driving source for driving the image formation device. A plurality of drive force transmitting members transmit a drive force from the drivin... | 03/29/1994 |
| 5299099 | Safety retainer for an electrical receptacle A safety retainer for retaining an electrical device connected to an electrical receptacle against inadvertent disconnection includes a cover plate having opposed raised bars secured to the cover plate adjacent the electrical connector of the receptacle a... | 03/29/1994 |
| 5296646 | Protector module for telephone line junction box A protector module (50) includes a housing (52) having cavities (58) into which are inserted surge protector elements (150). Each protector element upon full insertion engages a deflectable contact portion (82) of a first contact member (80) with an activ... | 03/22/1994 |
| 5286920 | Electrical switching device An electrical switching device has a housing composed of an electrically conductive material, at least one conductor plate having a region of an electrically conductive material and arranged in the housing, plug connection means extending from the housing... | 02/15/1994 |
| 5280132 | Plastic enclosure box for electrical apparatus A plastic load center box economically provided by duplicate molded end sections joined by an intermediate section of uniform cross-section which is readily provided in selected lengths in either molded or extruded form. End walls receive metal inserts el... | 01/18/1994 |
| 5278351 | Personal computer cabinet cover with EMI clips A personal computer cabinet with a cabinet base, an integral rear panel, a front panel, and two upwardly extending lips from the base. A cabinet cover engages with the front panel, the rear panel and includes two clips which engage with the lips of the ba... | 01/11/1994 |
| 5270488 | Shield construction for electrical devices A shield construction for electrical devices which comprises a conductive thin film mounted at least one of the surface of electrical devices. The shield construction is connected with ground leads of a electrical devices or the ground plane of the circui... | 12/14/1993 |
| 5267125 | Flexible grounding element A flexible grounding element comprises a rectangular base portion, and a pair of side portions extending obliquely and upward from the edges of the base portion. Each of the side portions includes a pair of slots at the intermediate portion of its edges. ... | 11/30/1993 |
| 5253144 | Device housing having an integrated circuit board Previously known circuit boards as components of devices having a housing have a plastic rear wall of the housing and the circuit board creates a connection between at least two printed circuit boards in the housing. Furthermore, processes for the product... | 10/12/1993 |
| 5248850 | Electrical box connector conduit An electrical box connector conduit is fixedly mounted between adjacent electrical boxes through aligned box bores. The conduit structure includes a central conduit member having first and second abutment flanges mounted fixedly to the first and second en... | 09/28/1993 |
| 5239129 | Housing for switched electrical receptacle or the like An electrical housing apparatus has an electrically non-conductive enclosure with side and end walls. One of the end walls has an opening to receive an electrical conduit and the other walls are un-perforated. An electrically conductive frame is mounted i... | 08/24/1993 |
| 5235492 | Electromagnetic shielding apparatus for cellular telephones Electromagnetic shielding apparatus for portable telephones (300) and other electronic equipment, includes shield clips (100) for intercoupling the conductive surfaces of a housing (302 and 303) to the metal layer (205) of the circuit board (200). Each sh... | 08/10/1993 |
