Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7985931 | Enclosure for a connector An enclosure for a connector is disclosed. The enclosure includes two or more enclosure parts, each having a joint such that the enclosure parts are fit together to constitute the enclosure. The joint may have a continuation of linear segments to form a shape... | 07/26/2011 |
| 7960656 | Carbon bonded carbon foam EMI shielding enclosures Enclosures for at least partially shielding an at least partially enclosed volume from electromagnetic interference and various methods for producing such enclosures are described. Enclosures for at least partially shielding an at least partially enclosed volume fro... | 06/14/2011 |
| 7358447 | Electromagnetic interference shields for electronic devices An EMI shield for personal computers, cellular telephones, and other electronic devices is constructed from thermoformable polymeric material which is then metallized on all surfaces by vacuum metallization techniques to provide an inexpensive, lightweight, yet effe... | 04/15/2008 |
| 7293666 | Equipment enclosure kit and assembly method An equipment enclosure for housing electronic components includes a front assembly having a front frame, the front assembly defining a front of the enclosure, and a rear assembly having a rear frame. The enclosure further includes at least two side brace members, ea... | 11/13/2007 |
| 7269033 | Suppressor device A suppressor device for an electronic device comprising a plug-in device, comprising at least one plug element, which is arranged on a electrically conducting housing of the electronic device. A printed circuit board is arranged in the housing and bears an electroni... | 09/11/2007 |
| 7249957 | Connector fixing structure A connector fixing structure includes a substrate, a connector, and a housing. The substrate defines a first hole portion and a second hole portion. The connector includes a terminal of a pressfit shape that is inserted into the first holed portion to connect with t... | 07/31/2007 |
| 7239519 | Electronic device with uniform heat-dissipation An electronic device with uniform heat-dissipation is disclosed. The electronic device comprises a housing, a circuit board, and a metal shielding. The housing has concavities at inner sides thereof, and the circuit board is disposed within the housing. The metal sh... | 07/03/2007 |
| 7234352 | Angular velocity senor An angular velocity sensor includes a tuning fork unit; a base block provided with a terminal for outputting an output signal from the tuning fork unit to the exterior; a cover for housing the tuning fork unit in a space defined by combination with the base block; a... | 06/26/2007 |
| 7184273 | Electronic device with protective housing having enhanced rigidity An electronic device includes a printed circuit board, a housing in which the printed circuit board is accommodated, a cover covering an end opening of the housing, and a connector disposed on the printed circuit board which has an end exposed through an aperture of... | 02/27/2007 |
| 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 |
| 6694610 | Method of producing electronic component A method of producing an electronic component including the steps of applying solder paste to both a connection land electrode, to which a surface-mount part is to be electrically and mechanically connected, and a case-fixing electrode, to which an engagi... | 02/24/2004 |
| 6674652 | Integrated shield wrap An integrated shield wrap suitable for use in an electronic device including electronic circuitry. The integrated shield wrap includes an insulator section composed of an electrically insulative material, as well as a shield section joined to the insulato... | 01/06/2004 |
| 6664465 | Tuning system for floating radio frequency trap A floating shield current trap provides two resonance loops formed of split concentric tubular conductors joined radially at their axial ends. Adjustment of the separation of these loops provides a change in coupling between the loops effecting a simplifi... | 12/16/2003 |
| 6650546 | Chip component assembly A chip component assembly is provided that includes a plurality of chip components each having respective first and second terminal elements, the first terminal elements being joined to corresponding solder pads on a printed circuit board, the solder pads... | 11/18/2003 |
| 6246011 | Solder joint reliability An electrical circuit arrangement comprising a circuit board and an electrical component attached thereto by a plurality of solder joints. The sizes of the joints are chosen according to a characteristic (for example the frequency) of signals to be conduc... | 06/12/2001 |
| 4864077 | Shielded enclosure A shielded enclosure for electronic devices utilizing alternating current signals, the enclosure having first and second storage members that have a geniculated (i.e., abrupt angle) junction between them so as to inhibit transmission of alternating curren... | 09/05/1989 |
| 4853508 | Lighting device for an oven to be exposed to microwave energy, in particular a household oven A lighting device for an oven, in particular a household oven, includes a baking chamber with a wall to be exposed to microwave energy, a lamp socket protruding freely into the baking chamber without a microwave shielding covering, electrical connecting l... | 08/01/1989 |
| 4785136 | Electromagnetic interference shielding cover An electromagnetic interference shielding cover for computer terminals or the like comprising a layer of woven metallic or metallized synthetic conductive fabric covering the computer terminal top side, bottom side, right side, left side, front side and r... | 11/15/1988 |
| 4750957 | Method of making a shield that is substantially opaque to electromagnetic radiation A shield which is substantially opaque to electro-magnetic radiation is formed by connecting together webs or strips of a sheet of metallized flexible shielding material, the pieces being placed together in overlapping or abutting relation and secured by ... | 06/14/1988 |
| 4655012 | System for joining two adjacent building structures A system for joining two adjacent building structures having opposed openings therein to provide weather and electrical shielding of the juncture and wherein the buildings are not required to be in perfect parallel alignment, including a boot formed into ... | 04/07/1987 |
| 4641224 | Electromagnetic interference reducing assembly An assembly to reduce propagation of electromagnetic interference from an equipment enclosure via cable conductors passing out of the enclosure including a capacitor connected to each corresponding conductor and to the enclosure. The capacitors are mounte... | 02/03/1987 |
| 4624582 | Multi-wire mineral insulated cable thermocouple reference junction Apparatus for making a transition from leads (12-26) of a temperature measuring thermocouple to extension wires (44-58) within a hermetically sealed cable sheath (60) of small diameter. The interior of the cable sheath (60) is shielded from electromagneti... | 11/25/1986 |
| 4608453 | Electro-magnetic interference shield A non-metallic integral housing includes a plurality of fiber covered foam panels joined together. An electro-magnetic shield is disposed on one surface and around the edges of the panels. The shield includes a pair of metallic foils having openings there... | 08/26/1986 |
| 4584429 | Electrical assembly including a metal enclosure and a high voltage bushing A high voltage feed-through bushing has a conductive gasket to connect a conductive coating to a metal enclosure. A central conductor rod of the bushing is surrounded by an insulating tube which is surrounded by a tubular conductor to establish a floating... | 04/22/1986 |
| 4386388 | Printed circuit board assembly A protective cover formed from sheet aluminum, which is used to provide both electrical shielding and mechanical protection for a printed circuit board and its components. The abutting edges of the tubular cover are held in contiguous relationship when th... | 05/31/1983 |
| 4347420 | Microwave seal structure in microwave oven An improved choke seal arrangement, in a microwave oven, in which a slit structure is provided to prevent leakage of microwave energy around the periphery of the door. The slit structure, which has been provided in one of the walls defining the choke cavi... | 08/31/1982 |
| 4156794 | Louvred handle for electronic equipment racks and the like A louvred handle assembly for equipment racks of the removable type in which louvred elements of the handle assembly cooperate with elongated slots provided in the panel of the equipment rack to permit the flow of air therethrough, especially for cooling ... | 05/29/1979 |
| 4098633 | Method of making radiation seal A method and apparatus for producing an accurately sized elastomeric seal th a flexible outer electromagnetic radiation (EMR) shield.... | 07/04/1978 |
