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"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 8182298 | Probe connector A probe connector includes a base shell having a barrel of which a top edge has two opposite portions protruded upward to respectively form a pair of buckling arms each having a buckling bard protruded at a top end thereof. A probe pin has a support board of which t... | 05/22/2012 |
| 8105119 | Flat plunger round barrel test probe A spring probe utilizing a flat plunger and a round barrel having a compression spring positioned within the barrel and a wiper for internal contact between the plunger and the inside of the barrel. ... | 01/31/2012 |
| 7997945 | Fastening device for connecting web The invention relates to a device (10.1) for connecting a web (25), comprising a pair of limbs (11, 12), the first two limb ends (13) being fixed to a support (30) while the remaining two limb ends (14) spring back and produ... | 08/16/2011 |
| 7985105 | Multilayer wave springs with different properties A circular or plate wave spring that maintains high conductivity under high operating temperatures is provided herein. This is possible due to, at least in part, the conductor being made from a bi-metallic or multi-metallic material which can include a high tensile ... | 07/26/2011 |
| 7927158 | Contact terminal for electronic device A contact terminal of an electronic device includes: a fixing member; a contact member extending from the fixing member and a limiting member and extending from the fixing member where one end portion of the limiting member restrains one end portion of the contact m... | 04/19/2011 |
| 7740511 | Electrical contact and electrical connector using the same A contact having a support, a first arm supported by the support and configured to contact a mating contact, and a second arm facing the first arm in a facing direction and supported by the support and configured to contact the mating contact is disclosed. A first s... | 06/22/2010 |
| 7674140 | Modular service switching device The disclosure relates to a service switching device having a housing, having a front face side, a rear face side, having front and rear narrow sides connecting the front and rear face sides, having lateral broad sides, a fastening side, having at least one screwles... | 03/09/2010 |
| 7578712 | Contact spring assembly for electronic devices 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 p... | 08/25/2009 |
| 7537495 | Auxiliary power coupler A coupler for connection of a power source to a vehicle electrical system. The coupler includes a housing arranged to be grasped by an operator, and an actuator arranged to be accessible when the housing is grasped. A plurality of electrically-conductive clasps are ... | 05/26/2009 |
| 7520787 | Electrical connection of a contact pin to a sheet metal component A device for detachable electrical connection of a contact pin to a sheet metal component. According to this invention, a durable conducting connection of the contact pin to the sheet metal component may be achieved, whereby the sheet metal component has at least on... | 04/21/2009 |
| 7384318 | Contact housing for an electrical plug connector A contact housing for an electrical plug connector, having multiple contact chambers for receiving a respective contact body insertable through a placement opening into the contact chamber having, a respective elastically deflectable latching arm, protruding lateral... | 06/10/2008 |
| 7365280 | Switch and manufacturing method thereof A switch provided with a fixed contact and a movable contact coming into contact with each other and separating from each other. The surface of at least one of the fixed contact and the movable contact is provided with a plurality of recesses whose edges are overlap... | 04/29/2008 |
| 7229296 | Contact device for improving lifetime of electrical connections A contact device for enhancing the conductance of an electrical connection which includes two conductors (21 and 23) in contact with each other essentially including an interposed conductive element arranged between the two contact surfaces (22 ... | 06/12/2007 |
| 7074096 | Electrical contact with plural arch-shaped elements An electrical contact includes a conductor comprising a series of arch-shaped elements that are formed continuous with one another and extend along a centerline. Optionally, the arch-shaped elements are pitched at an acute angle with respect to the centerline and ar... | 07/11/2006 |
| 7059047 | Sockets for “springed” semiconductor devices Temporary connections to spring contact elements extending from an electronic component such as a semiconductor device are made by urging the electronic component, consequently the ends of the spring contact elements, vertically against terminals of an interconnecti... | 06/13/2006 |
| 7008275 | Electrical joint forming member and plasma processing apparatus An electrical joint forming member is held between adjacent conductive members included in a semiconductor device fabricating apparatus to reduce electrical resistance between those conductive members. The electrical joint forming member includes an elastic member m... | 03/07/2006 |
| 7004760 | Connector and an electronic apparatus having electronic parts connected to each other by the connector A connector is used for connecting a plurality of first terminals formed on a first electronic part to a plurality of respective second terminals formed on a second electronic part. The connector comprises an intermediate basis material having a spring characteristi... | 02/28/2006 |
| 6932658 | Fuse holder A fuse holder includes a base, metal conducting blocks mounted on the base at the top for power input/output, each metal conducting block having one or a number of insertion slots and a recessed receiving hole in each insertion slot at one lateral side, arched metal... | 08/23/2005 |
| 6773312 | Electrical pressure contact An electrical pressure contact includes a housing sleeve with an end facing the contact and an end facing away from the contact, a contact pin axially slidably supported in the housing sleeve, which pin extends out of the housing sleeve at the side facing the contac... | 08/10/2004 |
| 6565395 | Electrical connection to a coil spring through a local interference fit for connection to a vibratory rotation sensor and method of forming the same An electrical connection between a vibratory rotation sensor and a hermetic header which makes use of a local interference fit to provide a high degree of mechanical isolation between the sensor and the header. The electrical connection includes an electr... | 05/20/2003 |
| 6547607 | Contact element In a contact element (10) for electrically connecting two contact pieces (13, 15, 16, 17) opposing each other with contact surfaces (18), wherein the contact element (10) extends along a longitudinal axis (19) and encompasses numerous separate, identical ... | 04/15/2003 |
| 6500012 | Contact spring strip for attaching to a holding strip and contact part with a contact spring strip and a holding strip, especially a front panel of a printed circuit module A contact spring connector that contains a holding strip, from which a contact spring leaf and a clamping leaf alternatingly extend in rows. A contact spring leaf has a contact leg, which is spread away from the holding strip and is connected with the hol... | 12/31/2002 |
| 6471552 | Spring for securing a terminal block or the like to a rail This spring is made from a metal leaf. On one edge it has at least one tab bent toward the terminal block and intended to sit beside the bonding leg.... | 10/29/2002 |
| 6454616 | Distribution wiring harness assembly A distribution wiring harness assembly is electrically connected to at least one first contact of an electrical receptacle. The distribution wiring harness assembly includes a wire having an uninsulated segment and at least one insulated segment. A connec... | 09/24/2002 |
| 6435922 | Electrical connector A cylindrical coaxial electrical connector comprising a male portion and a female portion, the connector being of the type that includes an intermediate strip of contact springs of elastic material, the springs being united at their ends by two continuous... | 08/20/2002 |
| 6315597 | Power connector for releasable engaged retention of a wire A power connector for receipt and releasable engagement with a wire to effect a transmitting power electrical connection to the wire. The power connector includes a connector housing having a wire insertion side with an opening for receiving the wire. A s... | 11/13/2001 |
| 6232149 | Sockets for "springed" semiconductor devices Temporary connections to spring contact elements extending from an electronic component such as a semiconductor device are made by urging the electronic component, consequently the ends of the spring contact elements, vertically against terminals of an in... | 05/15/2001 |
| 6120304 | Electrical contacts for housings A contact member is disclosed for providing electrical connection between two components of a housing for electrical or electronic equipment. The contact member comprises a spring clip for mounting the contact member over an edge of the first housing comp... | 09/19/2000 |
| 5807144 | Device for affixing a lead connector to an implantable stimulator A device for affixing an elongate contact pin on an electrode lead for connection to a medical implant, such as a heart stimulator, contains an elongate connector part with an opening at one end into which the contact pin can be inserted. The connector pa... | 09/15/1998 |
| 5569892 | Magnet switch for starter A magnet switch which can prevent formation of dew between a movable contact and a fixed contact under the low temperature condition. A cover is made of an insulating material having a base, and the fixed contact is supported in the cover. The fixed conta... | 10/29/1996 |
| 5558547 | Contact spring having a detent sleeve constructed as an overspring A contact spring assembly includes a contact spring having a connection part for an electrical conductor and a contact part with a spring leg base and spring legs originating therefrom for contacting a plug contact. A detent sleeve is retained at the spri... | 09/24/1996 |
| 5551883 | Electrical connector An electrical connector, comprising: an insulating housing 2, a contact receiving cavity 3 in the housing 2, an electrical contact 4 in a first cavity portion 5 of the cavity 3 for connection to a mating electrical contact 7 of another, mating electrical ... | 09/03/1996 |
| 5360355 | Contact apparatus In a contact apparatus (4) for providing an electrical contact (1) between two flatly overlapping, current carrying conductor elements, particularly in the form of conducting bars and flat plates, the contact apparatus (4) being positioned and compressed ... | 11/01/1994 |
| 5278353 | Automatic splice An improved cable splice of the type in which first and second ends of a casing taper conically toward the casing's longitudinal axis. First and second cable-receiving apertures are provided in the respective first and second ends of the casing. A first s... | 01/11/1994 |
| 5081696 | Electrically grounded water heater A water heater having an electrically grounded water tank including an electrically conductive portion, a water tank inlet and outlet connected to deliver water to and from the water tank, a heater connected to the tank for heating water in the tank, a co... | 01/14/1992 |
| 5044997 | High voltage electrical connector A high voltage electrical connector having a tubular glass insulator with a metal liner in the insulator. A metal connector connected to a bare end of an electrical conductor is releaseably engaged with the inside of the metal liner. The connector include... | 09/03/1991 |
| 4961712 | Mechanical and electrical connection between an extruded metal profile and a cast metal member The present invention relates to a mechanical and electrical connection between an extruded metal profile and a cast metal member. The cast member is provided with a peglike projection which is adapted to the interior configuration of the extruded profile... | 10/09/1990 |
| 4941853 | Electrical contact torsion bar systems Electrical terminals include torsion bar spring portions for maintaining ample contact forces in small sizes and with simple configurations. A male contact includes a contact portion connected by an axial torsion bar to a base portion. When the contact is... | 07/17/1990 |
| 4913661 | Neon electrode with plug-in connector A high voltage electrical connector for quickly connecting a stripped back electrical conductor with a neon electrode by plug-in means including a tubular glass insulated enclosure, a metal liner in the glass enclosure, and a metal connector telescopicall... | 04/03/1990 |
| 4908590 | Chip-like LC filter A chip-like LC filter which comprises a cylindrical magnetic element having a through hole. A cylindrical capacitor element has a through hole and terminal electrodes formed on inner and outer peripheral surfaces thereof. A central conductor is inserted i... | 03/13/1990 |
