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"I watched his countenance closely, to see if he was not deranged ... and I was assured by other senators after he left the room that they had no confidence in it."
U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Number | Title | Issue Date |
| 7359628 | Control device for an electric motor The invention relates to a drive device for an electric motor, in particular for a brushless DC motor in an electrical tool, which is powered by a rechargeable battery. The drive device has at least one power semiconductor, in particular for controllable application... | 04/15/2008 |
| 7282657 | Assembly having an electric switching function as well as a method of producing such an assembly An assembly having an electric switching function, comprises a switch device which has associated electric conductors and a movable actuating part, on which a hood member is mounted, and which is provided in a housing comprised by an outer injection-molded body; the... | 10/16/2007 |
| 7148440 | Stackable switch A stackable switch assembly includes a base switch housing having switch components therein, an intermediate switch housing having second switch components therein, with the intermediate switch housing mechanically engaged with the base switch housing, and a cover m... | 12/12/2006 |
| 6864439 | Switch for controlling a range of movement A switch for limiting and controlling a linear range of movement by rotational means. Two limiting positions of the switch are independently adjusted using worm gears. The switch includes a plate and a rotatable block having a rotatable shaft rotatably disposed rela... | 03/08/2005 |
| 6797904 | Microswitch This invention discloses a microswitch that is easy to assemble and manufacture. The microswitch of this invention constantly keeps the first conductive section of a resilient component for opening/closing an electrical switch in contact with the first conductive te... | 09/28/2004 |
| 6759608 | Electrical switch An electrical switch comprising a casing, and at least one fixed contact and a elongate resiliently deformable movable contact member in the casing, said contact member having opposite first and second sides. The switch includes a switching member supported in slidi... | 07/06/2004 |
| 6580045 | Switch with pivotable actuator A switch includes a lower insulator body having a terminal bridging cavity, front and rear terminals spaced apart from each other and having contact end portions that extend into the terminal bridging cavity, a conductive contact member having an anchorin... | 06/17/2003 |
| 6476334 | Switch box structure of a ceiling fan The switches of a switch box structure ceiling fan are separated from the ceiling fan, and are placed in a housing which may be mounted at a position that the user can reach, thereby facilitating the user operate the switches which include a lamp source s... | 11/05/2002 |
| 6297462 | Rotary matrix switch A rotary matrix switch allows arbitrary selection from among different electrical connection configurations between m input terminals and n output terminals by rotation of a shaft or dial. A rotary shaft has a plurality of contact mechanisms at spaced loc... | 10/02/2001 |
| 6262378 | Rotary switch A rotary switch has a rotary dial, an operation shaft, a housing, a rotary plate and a circuit board. A binding member extends from the rotary dial and inserts through a central through hole of the housing and connects to the contact plate to allow the ro... | 07/17/2001 |
| 6262380 | Single manipulation unit switching device Respective movable contacts of first and second switches are formed on branch portions of a single, resilient movable piece. Pressing portions of a manipulation shaft which is in link motion with a manipulation, lever push the branch portions of the movab... | 07/17/2001 |
| 6207908 | Mode switch A mode switch is provided that consists of a base, a rotor, a contact spring piece plate and an actuator plate. Movable contacts of contact spring pieces of the contact spring piece plate are relatively and separately mounted over stationary contacts on t... | 03/27/2001 |
| 6096987 | Switch harness assembly for gas burner manifold A switch harness assembly for the manually operated burner control valves on a range top gas burner manifold. A pair of continuous uninterrupted parallel electrical lines have individual cam operated igniter switches each adapted for rotary driving engage... | 08/01/2000 |
| 5955711 | Ignition switch with segmented rotary actuation for constrained packaging environment An electrical switch selectively controls an ignition circuit and accessory circuits of a motor vehicle. The electrical switch includes a segmented rotatable member with radially extending side walls having cam surfaces formed thereon for operably actuati... | 09/21/1999 |
| 5728982 | Miniature rotary electric switch A miniature rotary electric switch having push-in wire terminals comprises a housing which is about 1 inch in length, 1 inch in width and 0.2 inches in thickness and which includes a plurality of wire receiving openings. A plurality of Z-shaped stationary... | 03/17/1998 |
| 5669488 | Push button switch with star wheel arrangement In a push button switch with a star wheel having segments with trip cams and being supported in the push button so as to be rotatable about an axis which is normal to the operating direction of the push button, the star wheel is rotated, when the push but... | 09/23/1997 |
| 5596180 | Ignition switch with electrically conductive leaf spring members and rotary cam operator An electrical switch selectively controls an ignition circuit and accessory circuits of a motor vehicle. The electrical switch includes a rotatable member with radially extending side walls having cam surfaces formed thereon for operably actuating electri... | 01/21/1997 |
| 5594220 | Rotary switch with cam operated sliding contact engaging noble metal stationary contact bar surface In a rotary switch, a manually rotatable shaft turns a disk which has a plurality of riser cam segments on one of its faces. Stepwise rotation of the disk causes the cam segments to press down on flat spring contacts arranged in the switch to put the tip ... | 01/14/1997 |
| 5589671 | Rotary switch with spring stabilized contact control rotor In a rotary switch, a manually rotatable shaft turns a disk which has a plurality of riser cam segments on one of its face. Stepwise rotation of the disk causes the cam segments to press down on flat spring contacts arranged in the switch to put the tip o... | 12/31/1996 |
| 5343004 | Non-sparking rotatable switch apparatus A non-sparking rotatable switch apparatus for a multi-speed fan includes stationary contacts positioned at two different levels relative to a plane of rotation of the switch. The rotatable portion of the switch apparatus includes upwardly extending contac... | 08/30/1994 |
| 5315077 | Rotary switch including cam operated flexible contacts A rotary switch includes a plurality of switching terminals exposed within a chamber in a housing. A fixed planar contact member, having a plurality of spring contact arms, is mounted in the chamber above the terminals. Each of the contact arms is movable... | 05/24/1994 |
| 5264821 | Rotary, push-pull headlight switch with ceramic coated metal substrate rheostat and cam actuated dome light bypass switch A rotary, push-pull switch (20) for use in an automobile has a rotating ceramic coated metal substrate rheostat (48) and a supplemental switch (52) which opens and closes a dome light bypass circuit. The supplemental switch (52) is mounted internally to t... | 11/23/1993 |
| 5142113 | Switch A switch capable of significantly reducing the number of parts therefor and permitting the manufacturing and assembling to be carried out with high efficiency. Only four parts consisting of a casing, a top plate or a bottom plate, a cam lever and a leaf s... | 08/25/1992 |
| 5140111 | Cam actuated dome light bypass switch A rotary, push-pull switch (20) for use in an automobile is combined with a supplemental switch (52) which opens and closes a dome light bypass circuit. The supplemental switch (52) is mounted internally to the rotary, push-pull switch (20) adjacent to a ... | 08/18/1992 |
| 5010214 | Rotary switch A rotary switch has a case, a housing, and a rotor rotatably arranged in a chamber of the housing. The housing carries a pair of projections on both side walls and a pair of corner projections together with a pair of grooves defined in the bottom center t... | 04/23/1991 |
| 4983960 | Porch or entry switch providing emergency signals A switch for controllng a porch light for providing an emergency signal, the switch being formed of a body of non-conducting material having a flasher and toggle pivotally supported to the switch body, the toggle being positionable in an OFF position wher... | 01/08/1991 |
| 4975548 | Miniature dual in-line package electrical switch An electrical switching device of the dual in-line package type. A multiple-pole switching device contains a plurality of independent switching elements aligned on individual pole planes. Each switching element includes first and second terminals and stat... | 12/04/1990 |
| 4945195 | Rotary switch A DIP coded rotary switch which has a housing, a rotor, a base, a fixed contact and a series of contact portions. The base is formed by insert molding around a unitary metal stamping. The metal stamping is then separated into the contact portions and the ... | 07/31/1990 |
| 4920238 | Self-centering switch A self-centering switch is provided with a rocker bar pivotally mounted to move between a neutral and an actuated position. A contact element having a pair of contact bearing resilient arms is mounted at the pivot axis of the rocker bar. The resilient arm... | 04/24/1990 |
| 4885435 | Cantilever spring switch having multiple fulcrums A manually operated switch that combines spring and contact functions in a low profile, machine-insertable component. The switch readily mounts onto a printed wiring board. It includes a cantilevered leaf spring member having one free end and a pair of sp... | 12/05/1989 |
| 4855541 | Electronic component having improved rotary switch detent spring construction and improved terminal seal structure This electronic component of the rotary switch type may include: a casing; a disk shaped rotor, rotatably supported in the casing, and formed with a cam pattern system; a contact system which is actuated by the cam pattern system as the rotor is rotated; ... | 08/08/1989 |
| 4803313 | Electric switch with sealed plural compartments The invention is directed to an electric switch having a shaft (33) with a switching coulisse (36) comprising two circular segments, with control cams (60, 64) being disposed on the one circular segment and ratchet elements (66) being disposed on the othe... | 02/07/1989 |
| 4751352 | Electric switch for motor vehicles A push-button switch for motor vehicles having a snap-action switch system in which a snap spring integrally formed with a movable contact reed is clamped in a switching rocker. The switching rocker may be changed over between two end positions by way of ... | 06/14/1988 |
| 4736081 | Mechanically operated electric pulse switch and anti-tie down control circuit using the same An alternate or push-push switch mechanism effects movement of a contact actuator (28) from one stable position to another stable position upon a single depression of a pushbutton operator (34,38,40,42,44). Actuator movement causes a spring loaded plunger... | 04/05/1988 |
| 4694129 | Circuit board switch having improved switch spring Dual-in-line switch comprises a housing assembly having a plurality of side-by-side slide housings therein. The slide housings each have a spring means therein which bears against a pivoted contact bar which overlaps the first and second switch conductors... | 09/15/1987 |
| 4677260 | Cam operated switch A rotatable cam operated switch having a cam whose peripheral surface constitutes a cam surface. A guide groove is formed along the entire periphery of the cam surface. A first contact plate closer to the cam and a second contact plate farther from the ca... | 06/30/1987 |
| 4650943 | Slide switch A slide switch comprising fixed contacts and a contact bridge which, by displacing a slider provided with cams, can be tilted so that one of its ends comes in touch with a further fixed contact. The contact bridge is firmly connected by being welded there... | 03/17/1987 |
| 4644110 | Dip switch having single terminal-contact support wafer A dual in-line package (DIP) switch includes movable terminals and fixed terminals all of which are inserted in a wafer by insert molding. The two rows of terminals have terminal portions including contact portions. The terminal portions of the two rows a... | 02/17/1987 |
| 4584546 | Switch for power windows A switch to be used for a power window of an automobile or the like is disclosed. It has a switch body. A knob is rotatably axially supported by the switch body. The knob has an accommodating chamber in its inside. A presser is accommodated within the cha... | 04/22/1986 |
| 4572930 | Multiple switch using a rotary actuator The present invention discloses a multiple switch using a rotary actuator comprising a stationary terminal block in which a plurality of stationary terminals are arranged, a movable terminal block in which a plurality of movable terminals are arranged for... | 02/25/1986 |
