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"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 7402761 | Electric conductive gasket Disclosed is an electric conductive gasket including: an electric conductive sheet having a natural pulp base, a soft aluminum foil adhered to a surface of the natural pulp base with an adhesive being interposed therebetween, and a hot melt layer formed on the other... | 07/22/2008 |
| 7375291 | Strip gaskets for EMI shielding A strip gasket utilizing a low closure force on an enclosing face for shielding electromagnetic interference is disclosed. The strip gasket includes an outer surface and an inner surface. The inner surface provides a hollow cross section region. Bending moments are ... | 05/20/2008 |
| 7227079 | Weatherproof cover and disconnect switch A weatherproof cover for protecting electrical receptacles from the harsh elements of weather is disclosed herein. This novel weatherproof cover is operable while the electrical receptacle is in use and includes a weatherproof switch that controls power to the recep... | 06/05/2007 |
| 7150089 | Enhanced heat transfer for housings An apparatus that has housing for containing objects. The housing has two heat-conducting partial-boundaries having an interface between them. The apparatus also has a medium for enhancing heat transfer across the interface. ... | 12/19/2006 |
| 7129421 | Soft surface mount technology compatible EMI gasket An Electromagnetic Interference (EMI) gasket formed of a hollow, conductive material which is mechanically fastened to a metal support layer. The assembly can be installed using standard high speed SMT pick and place equipment. ... | 10/31/2006 |
| 7086653 | Transferable cammed gasket The transferrable EMI gasket assembly utilizes a carrier with a pair of arms, each attached to a back panel by a hinged connection and extending in the same direction to overlie one another. The conductive, deformable gasket material is attached to the carrier and p... | 08/08/2006 |
| 7084344 | V-seal EMC gasket assembly for precise placement, conduction and retention without adhesives A V-seal EMC gasket assembly is provided for implementing precise placement, conduction and retention, while eliminating the need for adhesives. A V-seal EMC gasket and a supporting member include cooperating notch and protrusion features for positioning and retaini... | 08/01/2006 |
| 7078614 | Shielding strips A shielding strip generally includes a longitudinally extending central region and at least one transversely extending slot along the longitudinally extending central region. The slot has at least one enlarged portion at about at about a predetermined area of high s... | 07/18/2006 |
| 7066472 | Conductive seal as well as a method and apparatus for its production A conductive seal that is formed on a first sealing surface by extruding an elastically curing material intermixed with conductive particles is in addition intermixed with magnetic particles. After applying the material to the first sealing surface, its cross sectio... | 06/27/2006 |
| 6943288 | EMI foil laminate gasket A conductive electromagnetic interference (EMI) shielding gasket having a compressible non-conductive core enwrapped with a conductive sheath. The sheath is a laminate formed by laminating a conductive metal foil at least 0.2 mils thick to a flexible non-conductive ... | 09/13/2005 |
| 6901660 | Method for making an abrasion resistant conductive film and gasket A method for making a conductive gasket for use in apparatus to block the exit or entry of electromagnetic interference (EMI) between adjacent metal surfaces of the apparatus. The gasket is formed at least in part by a polymeric film having an outward facing surface... | 06/07/2005 |
| 6872881 | EMI protective elastic plate An electromagnetic interference (EMI) protective elastic plate has a contact wall having a pair of upper sidewalls extending downwardly and perpendicularly from two sides thereof A connect wall extends downwardly and forwardly from an end of the contact wall and is ... | 03/29/2005 |
| 6822161 | Housing having electromagnetic wave shielding and waterproof structure In a housing having a sealing structure providing an electromagnetic wave shielding function and a waterproof function between first and second housing components (1, 2) which define a space therebetween, the sealing structure includes a groove portion (12... | 11/23/2004 |
| 6818822 | Conductive gasket including internal contact-enhancing strip A novel conductive gasket including an internal contact-enhancing strip provides improved contact performance in electromagnetic interference prevention and other applications. A metal mesh or conductive plastic covers a substantially rigid internal strip that inclu... | 11/16/2004 |
| 6794571 | EMC sealing system and method for an electrical enclosure A method and apparatus for providing an electromagnetic conduction seal in a device disposed within an electrical enclosure includes a metal EMC gasket defined by a first end an and opposite second end. The first end is operably secured to the device and at least th... | 09/21/2004 |
| 6774301 | Electromagnetic interference gasket A gasket comprises an edge, a first end and a second end bounding the edge, and a plurality of slits spaced between the first and second ends. At least some of the slits are at one or more oblique angles to the edge. Therefore, a reduced risk of snagging is present ... | 08/10/2004 |
| 6723916 | Combination EMI shielding and environmental seal gasket construction A combination EMI shielding and environmental sealing gasket construction and method for its manufacture. The gasket includes at least one electrically-conductive EMI shielding gasket member, and at least one environmental sealing gasket member. The shielding gasket... | 04/20/2004 |
| 6714423 | Protecting device against electromagnetic radiation comprising EMI-gaskets The object of the invention is a device and an elongated EMI gasket (20) made for an electroconductive wire, used for its EMI shiekding (electromagnetic interference). The EMI gasket (20) comprises, on a first plane, a bending portion (23a | 03/30/2004 |
| 6696639 | Protecting device against interfering electromagnetic radiation comprising EMI-gaskets The object of the invention is an elongated EMI gasket (electromagnetic interference), made from an electroconductive material, which is characterised in that the cross-section of said wire (20-23) comprises a shape (24,25, 27) that protrudes from a speci... | 02/24/2004 |
| 6676137 | Snap-on EMI gasket clip and method of sealing a computer chassis from EMI In one embodiment, the present invention is directed to a system for shielding electromagnetic energy. The system comprises an electromagnetic interference (EMI) gasket comprising at least one longitudinal member that is operable to exert a spring force u... | 01/13/2004 |
| 6667435 | Magnetic gasket for fastening electronic components A magnetic gasket that fastens together components in an electronic device. An adhesive, such as a pressure sensitive adhesive, is attached to a magnetic strip. An electrically conductive gasket, such as a soft foam core with a conductive fabric wrap, is ... | 12/23/2003 |
| 6653556 | Conductive gasket A conductive gasket includes: a non-conductive, elastic core; a flexible conductive cloth enclosing an outer surface of the core; a hot-melt adhesive inserted between the core and the conductive cloth to attach the core and the conductive cloth; a pressur... | 11/25/2003 |
| 6646199 | Polymeric foam gaskets and seals An electrically conductive flexible polyurethane foam including a polyurethane and at least one conductive filler dispersed therein in an amount effective to provide EMI/RFI shielding, wherein the polyurethane comprises an isocyanate component to active h... | 11/11/2003 |
| 6613976 | Electromagnetic interference shielding gasket A gasket device for shielding electromagnetic radiation is comprised of several alternating areas of two different elastomeric materials, one of which is conductive. The areas of conductive material are substantially thinner than the other areas and provi... | 09/02/2003 |
| 6608251 | Protecting device against interfering electromagnetic radiation comprising EMI-gaskets The object of the invention is a device and an elongated EMI gasket (20), made from an electroconductive wire, used for its EMI screening (electromagnetic interference). It is characteristic of the EMI gasket that it comprises a groove substantially paral... | 08/19/2003 |
| 6563044 | Non-silicone conductive paste for the electrical industry, and its use A conductive paste based on an elastomer of the polyoxypolyolefin type or on a member of the polyolefin family is described, provided with an admixture of conductive particles for the production, in the electronics industry, of a sealing element, of a con... | 05/13/2003 |
| 6555744 | Shielding device for reducing electromagnetic emissions A shielding device for reducing electromagnetic emissions from an electronic device includes an abutment segment adapted to abut against a shielding wall of the electronic device, an intermediate segment extending from the abutment segment and cooperating... | 04/29/2003 |
| 6550783 | Sealed end gasket The disclosure describes a method of sealing the ends of fabric on a radio frequency interference (RFI) gasket and a description of the gasket made by such method. The method used electrically conductive material to cover a foam interior and then sealing ... | 04/22/2003 |
| 6541698 | Abrasion resistant conductive film and gasket A conductive gasket for use in apparatus to block the exit or entry of electromagnetic interference (EMI) between adjacent metal surfaces of the apparatus. The gasket is formed at least in part by a polymeric film having an outward facing surface embossed... | 04/01/2003 |
| 6538197 | Conductive member In a conductive member 1, an arm part 21 is bent back from an end of a joint part 11, and a contact part 31 is formed from a portion of the arm part 21, thereby reducing displacement of a contact area between the contact part 31 and a grounding conductor ... | 03/25/2003 |
| 6528720 | Rotary seal for EMI-impermeable enclosure In an enclosure having an interface between a fixed portion and a movable portion, an EMI seal mechanism comprises a support mechanism coupled to one of the fixed portion and the movable portion. The support mechanism is positionable from an electrically ... | 03/04/2003 |
| 6521828 | Notched gasket for low closure force EMI shielding applications A EMI shielding gasket for interposition between a first and a second part of a housing or other enclosure. The gasket is supportable on the first part and extends in a longitudinal direction along a first dimension thereof. The profile includes an elonga... | 02/18/2003 |
| 6489555 | Elastic system for preventing electromagnetic interference to a computer central processing unit An elastic system for preventing electromagnetic interference to a computer central processing is disclosed. Two lateral sides of the contact surface and the welding surface are extended with a vertical upper stopper and a vertical lower stopper; upper po... | 12/03/2002 |
| 6465731 | Through conductive EMI shielding gasket A gasket for electrical apparatus and the like, operation of which tends to generate or be adversely affected by electromagnetic and radio frequency interference (EMI/RFI), comprising a compressible, electrically conductive core. It may also comprise a fl... | 10/15/2002 |
| 6462267 | EMI shielding gasket having a consolidated conductive sheathing An electromagnetic interference (EMI) shielding gasket. The gasket is formed as having a resilient core member of an indefinite length which is sheathed in an electrically conductive fiber mesh member. A thermoplastic member is incorporated within the fib... | 10/08/2002 |
| 6454276 | Corrosion resistant gasket for aircraft A corrosion resistant gasket for aircraft, and more particularly to encapsulation of a conductive mesh in a pliable fluorosilicone compound that will not become bonded to mating surfaces and will also migrate upon compression during installation to the th... | 09/24/2002 |
| 6454267 | Corrosion resistant gasket for aircraft A corrosion resistant gasket for aircraft, and more particularly to encapsulation of a conductive mesh in a pliable fluorosilicone compound that will not become bonded to mating surfaces and will also migrate upon compression during installation to the th... | 09/24/2002 |
| 6359214 | Serrated EMI gasket and computer system with improved EMI shielding An EMI gasket (20) includes a plurality of serrations (34) along at least one edge (35, 36). The serrations (34) are arranged side-by-side so that each may be articulated individually. That is, one of the serrations (34) may be displaced significantly out... | 03/19/2002 |
| 6355878 | Clip type conductive gasket A clip type conductive gasket having a conductive metal finger strip that is fitted to a part of an electric or electronic apparatus to be electrically connected or electrically block electromagnetic interference (EMI) and particularly radio frequency int... | 03/12/2002 |
| 6348654 | Compound waveform gasket for low closure force EMI shielding applications A resilient EMI shielding and/or environmental sealing gasket for interposition between a first interface surface and an oppositely-disposed second interface surface. The gasket is formed of an elongate body of indefinite length which extends along a long... | 02/19/2002 |
