...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 7465890 | Rotationally-operated electronic component A rotationally-operated electronic component in which a predetermined signal is obtained by rotating a roller-shaped operating dial, and a detent generating mechanism can easily be disposed even when the diameter of the operating dial is reduced. The rotationally-op... | 12/16/2008 |
| 7315146 | Blind device with orientable slats The motorized blind (4) device (1) with orientable slats (5) comprises an orders transmitter (2) and an orders receiver (6) which is attached to the motorized blind, the orders transmitter (2) comprising a first control inte... | 01/01/2008 |
| 7304254 | Shock absorbent roller thumb wheel A shock absorbing roller thumb wheel is disclosed. The shock absorbing thumb wheel includes a central hub that can be secured to an electro-mechanical switch, a rim encircling the central hub, and force dispersion spokes extending from the central hub and connected ... | 12/04/2007 |
| 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 |
| 7094980 | Scroll key having a function selecting switch Disclosed is a scroll key integrally formed with a function selecting switch that selects one of at least two functions. The scroll key comprises a circuit board having a circuit provided for a predetermined function, a vertical rotation switch mounted on the circui... | 08/22/2006 |
| 7057120 | Shock absorbent roller thumb wheel A shock absorbing roller thumb wheel is disclosed. The shock absorbing thumb wheel includes a central hub that can be secured to an electro-mechanical switch, a rim encircling the central hub, and force dispersion spokes extending from the central hub and connected ... | 06/06/2006 |
| 7053320 | Switch device A switch device is configured by engaging a plurality of switches in a cam section of an operating member in a manner such that a detecting section can detect positions of operation of the operating member based on electric ON/OFF states of the switches. With this a... | 05/30/2006 |
| 7015402 | Coding switch A rotor (1) for a coding switch is provided with conductive tracks (7) which are designed on a surface of the rotor (1) in such a way that the conductive tracks determine a desired coding, wherein the conductive tracks include one more conductin... | 03/21/2006 |
| 6943308 | Digital pulse generator assembly The present invention relates to a digital pulse generator being adapted to be integrated in electronic equipment, such as hearing instruments, mobile phones and/or audio equipment. In particular, the present invention relates to a digital pulse generator being capa... | 09/13/2005 |
| 6943305 | Switch device A switch device includes a base member, an operation member conducting a rotating operation in a first direction and a second direction, a pushing operation in a third direction, and a tilting operation in forward and backward directions, an urging member which urge... | 09/13/2005 |
| 6853290 | Switch/volume control assembly The present invention relates to switch or volume control assemblies, in particular to switch or volume control assemblies to be mounted in e.g. hearing aids, said assembly comprising a movable member, such as a wheel-like member positioned between at least two deta... | 02/08/2005 |
| 6828518 | Shock absorbent roller thumb wheel A shock absorbing roller thumb wheel is disclosed. The shock absorbing thumb wheel includes a central hub that can be secured to an electro-mechanical switch, a rim encircling the central hub, and force dispersion spokes extending from the central hub and connected ... | 12/07/2004 |
| 6819067 | Contact washer system and method for controlling a windscreen wiper motor The present invention relates to a contact-disk system including a control unit, a rotatable contact disk and a plurality of contact elements, the contact disk having a plurality of paths and each contact element being associated with one path. The paths have electr... | 11/16/2004 |
| 6813509 | Switch A rotary switch is disclosed. The switch has a rotatable barrel which has an axis of rotation. The switch also has an encoder pattern for sensing rotation of the barrel. The encoder pattern extends in a longitudinal direction with respect to the axis of rotation of ... | 11/02/2004 |
| 6809275 | Rotary and push type input device The disclosure describes a button wheel. The button wheel comprises a support frame including a pair of parallel opposed inner surfaces. A platform is nestably mounted in the support frame. The platform includes a pair of parallel opposed outer surfaces forming a pa... | 10/26/2004 |
| 6642459 | Switch An improved switch consists of a seat, a button key, a first elastic element, a second elastic element, and a cap. The switch offers users pushing or depressing operations to control switching or selection of various function and may give users more touch... | 11/04/2003 |
| 6489950 | Hand-held electronic device with auxiliary input device A hand-held electronic device with a keyboard, thumbwheel, display and associated software is optimized for use of the device with the thumbs. The associated software has a plurality of features to optimize efficient use of the limited keyboard space and ... | 12/03/2002 |
| 6198055 | Manually movable switch selector including both a rotary knob and a thumb wheel A manually movable switch selector (14) includes a rotary knob (16) and a thumb wheel (18). The rotary knob (16) is configured for rotation about a first axis (19). The thumb wheel (18) is supported on the rotary knob (16) for rotation relative to the rot... | 03/06/2001 |
| 6127636 | Rotary switch with direction-of-rotation output A rotary switch with direction-of-rotation output includes a thumbwheel (12), a first reduced-diameter ratchet wheel (14), a second reduced-diameter ratchet wheel (16), and a mounting shaft (18) upon which the thumbwheel (12), ratchet wheel (14), and ratc... | 10/03/2000 |
| 6008608 | User operated switch and speed control device for a wet/dry vacuum A switch and speed control assembly for use in a wet/dry utility vacuum or blower is disclosed. The switch and speed control assembly provides a single rotary control actuator for turning the vacuum or blower on and off, for infinitely varying the speed o... | 12/28/1999 |
| 5854456 | Line switch having a parallel arrangement between conducting plates with piercing tips and the electrical cord A safety switch for controlling electric current between a plug and an appliance comprises generally an upper casing and a lower casing, a pair of copper conduct plates and a swivel disk member rotatably disposed into the casings. The improvement is chara... | 12/29/1998 |
| 5847346 | Configurable electric switch for vehicle An electric switch (20) for use in vehicle electric circuitry is mountable on a trim panel (30) of the vehicle. The switch (20) comprises a circuit board (60) having first and second electrical circuits (80, 100) which are electrically disconnected from e... | 12/08/1998 |
| 5540115 | Ergonomic thumbwheel The outside perimeter contact surface is molded with a continuously varying outer radius as measured relative to the axis of rotation and concentric circles of contrasting color disposed on the lateral surface of the thumbwheel with centers located at axi... | 07/30/1996 |
| 5418341 | Miniaturized incremental encoder In an incremental encoder, a common terminal which is required always to be electrically connected to a rotary contact plate comprises a plurality of sliding contacts each having a contact point with the rotary contact plate. Respective sliding contacts a... | 05/23/1995 |
| 5313230 | Three degree of freedom graphic object controller A three degrees of freedom interactive display controller device is disclosed, comprising a hand manipulable housing unit having an opening for the passage of a mouse ball, two motion detectors for detecting the movement of the mouse ball and converting t... | 05/17/1994 |
| 5231892 | Hitch control interface assembly An interface assembly includes a housing having a pair of side walls lined to a curved upper surface and the upper surface forms a fore-and-aft extending slot. A shaft is supported by and extends between the side walls. A control member is supported on th... | 08/03/1993 |
| 5128661 | Solid state rotary entry control system A solid state rotary entry control system for controlling appliances such as microwave ovens, dishwashers, washing machines, television sets and other appliances, the control system incorporating a first rotary entry means utilizing the angular displaceme... | 07/07/1992 |
| 5126640 | Centralized control unit for a vehicle seat A centralized control unit that includes supply circuits for supplying various motors for controlling movements of parts of a vehicle seat, an in-board power source for feeding the supply circuits, an inverting device for enabling a control with inversion... | 06/30/1992 |
| 4939325 | Push-button multi-position switch In the stepping or indexing drive of a character drum having secured thereat a pinion, wherein there is provided an actuation plunger for rotary motion of the pinion in the one direction and another actuation plunger for rotary motion of the pinion in the... | 07/03/1990 |
| 4891623 | Electric regulator unit In an electric regulator unit, a variable electric component has a body which is accommodated in a recess formed in one axial end face of a holder against angular movement relative thereto about an axis of an operating shaft of the variable electric compo... | 01/02/1990 |
| 4866219 | Modular encoder and switch assembly A modular encoder and switch assembly includes a first module containing the rotor and contact elements of an electrical encoder, and a second module that contains a switch. The two modules are axially aligned and joined together in tandem. The encoder an... | 09/12/1989 |
| 4816623 | Rotary line switch An improved rotary line switch provided with an upper cover, a lower cover with trapezoid blocks and mushroom blocks on the internal walls thereof, a contact strip held by the mushroom block at one end of the lower cover, an inverted U shaped catch-contac... | 03/28/1989 |
| 4788393 | DIP rotary code switch A DIP rotary code switch provided with a plurality of terminals arranged on a circuit board embedded in a base includes a rotor, conductive patterns disposed, on the bottom surface of the rotor the rotor being rotatably mounted in a cavity formed by a hou... | 11/29/1988 |
| 4780584 | Digital switch assembly A digital switch assembly which comprises a casing having a plurality of output terminals, a rotor rotatably accommodated within the casing and adapted to be rotated either directly or indirectly by the application of a finger pressure thereto, feelers ca... | 10/25/1988 |
| 4777483 | Solid state rotary entry control system A solid state rotary entry control system for controlling appliances such as microwave ovens, dishwashers, washing machines, television sets and other appliances, the control system incorporating a first rotary entry means utilizing the angular displaceme... | 10/11/1988 |
| 4758693 | Encoding substrate for rotary switch assembly A rotor (100,200,300) for a stator (50) of a rotary switch (10) includes a substrate (106,216,302) having a continuous conductive surface over which a profiled dielectric layer (110,218,316) is molded which includes arcuate groove segments (118) along con... | 07/19/1988 |
| 4647732 | Digital switch A digital switch may have an advantageous actuating member including, in addition to pawls for a ratchet mechanism, a pair of main bodies and spring portions integrally formed therewith, whereby the mechanical integrity of the actuating member and smooth ... | 03/03/1987 |
| 4630949 | Device for controlling the rotary movement of a platen A device for controlling the rotary movement of a platen roller of a typewriter comprises a bidirectional electric motor coupled to the platen by a worm gear and gear wheel and a pair of knobs which are disposed at the sides of the platen and which are ro... | 12/23/1986 |
| 4603238 | Fast indexing encoder apparatus A rotatable cylinder having a plurality of drivers mounted therein for axial movement with each driver having a projection thereon extending through openings in the cylinder to engage rotatably mounted rings coaxially positioned around the cylinder and a ... | 07/29/1986 |
| 4581499 | Switch limit assembly A switch limit apparatus for a multiple position switch having an actuator accessible through an opening in a casing in which the switch is disposed. The switch actuator is provided with several parallel ridges spaced such that only one ridge is accessibl... | 04/08/1986 |