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4701579 Data entry keyboard  
Disclosed is a data entry keyboard which has a multitude of depressible keys which are selectively depressed for the entry of predetermined data. In the keyboard, an insulating member is sandwiched...
4700025 Transparent touch-sensitive panel  
A transparent touch-sensitive panel comprising a transparent touch-sensitive switch consisting of an upper plate, a lower plate, and an insulating spacer. A transparent board has an outer...
4700032 Keyboard apparatus and method for making same  
A keyboard is assembled by providing first and second electrically conductive strips of layers and first and second electrically insulative strips of layers, forming the layers into a desired...
4695681 Membrane for membrane switches and composing elements thereof  
Membrane for membrane switches and composing elements thereof, characterized thereby that it mainly consists of a profiled top layer (2) made of a resilient material and of an underlying supporting...
4694126 Membrane keyboard switch assembly having spacer structure and method of making  
A membrane keyboard is comprised of first and second dielectric layers having circuit patterns including a plurality of first and second electrical contact pads disposed on opposing surfaces...
4692571 Panel assembly with easily detachable switch actuators  
A control or front panel assembly which is suitable for inclusion in associated apparatus. The panel assembly includes a switching arrangement with individual switch actuators easily detachable and...
4691086 Pushbutton electrical switch having a flairing contactor loosely rotatable on a spring-biased eyelet  
The switch comprises a hollow, generally rectangular casing, a generally rectangular pushbutton slidable rearwardly in such casing, and a terminal supporting block closing the rear end of such...
4689608 Magnetically snap actuated contact keyboard apparatus  
In the preferred embodiment of the invention, the snap actuator is an angled magnetically permeable plate. One leg of the angled plate is attracted to a strip magnet placed on a circuitboard. This...
4689455 Snap fitted push-button switch actuator assembly  
A switch actuating assembly for controlling an electric switch comprising a push-button assembly including at least one push-button, a fitting plate generally perpendicular to the push-button, an...
4687200 Multi-directional switch  
A four-directional switch which can be turned on and off in four directions, which comprises a base plate having a plurality of electrodes formed thereon, a key top having an indication showing...
4684767 Tactile affirmative response membrane switch  
The present invention is directed to an improved membrane switch of the kind comprising a polymeric overlay, which is generally planar and containing designated switch areas thereon for manual...
4683360 Membrane switch combined with electroluminescent lamp panel  
An assembly combining a membrane switch and an electroluminescent lamp panel in which the lamp panel is attached to a circuit layer of the membrane switch.
4681987 Electronic equipment having a key input function  
Electronic equipment having a key input function comprises a circuit structure having an electrical circuit including a plurality of key input contacts formed thereon, a frame arranged on the...
4679477 Percussive action silent electronic keyboard  
A percussive action silent electronic keyboard provides electrical input signals for electronic music synthesis equipment. The keyboard includes a housing, and a keyboard array of a plurality of...
4677267 Latching mechanism for switch  
A latching mechanism for use in a switch such as a push switch comprises a slider capable of sliding in the casing of the switch, a spring for biasing the slider in one direction, and a driving pin...
4675787 Thin electronic apparatus  
According to this invention, a plate member provided at a thin electronic apparatus reinforces same using the rigidity of the plate member, makes opposite contacts able to contact using a...
4673108 Beverage dispensing gun  
A beverage dispensing gun includes a case housing a replaceable nozzle, which defines a number of liquid passageways, and a beverage selection button array. The liquid passageways are connected to...
4659879 Key switch  
A key switch including a substrate prepared from dielectric material, and first and second electrodes respectively formed on the bottom and top surfaces of the substrate to constitute a capacitor...
4660033 Animation system for walk-around costumes  
A complete system for animating external features of a full size walk-around costume designed for the entertainment industry is disclosed. The animation system comprises two major parts: the...
4654647 Finger actuated electronic control apparatus  
A finger operable electronic control apparatus includes a finger pad actuator mounted to a base so as to be movable in several directions. The position of the finger pad is sensed and utilized in...
4654488 Push and rocker action switch  
A push and rocker action switch includes a pair of switchable contacts, either of which is switchable in response to a rocker motion of a depressible actuating member, and both of which are...
4652704 Keyboard switch  
An improved multiple circuit keypad switch of the type in which a rigid key having a shorting puck on its underside is supported over exposed traces of a printed circuit card by a flexible membrane...
4650934 Hand movement controller  
A hand movement controller is described which permits a variety of control functions to be performed by single left or right handed operation, and is particularly suitable for handicapped persons....
4649246 Keyboard for initiating switching operations or switching signals associated with respective symbols on the surfaces of the keys  
A keyboard for initiating switching functions or switching signals. Synchronizing pins coupled to four key members at the mutually adjacent crossing between them cause actuation of contact sets...
4647729 Circuit board with contact positions, as used for telecommunications terminals and other apparatus  
A circuit pattern on a circuit board, as used in telecommunications systems and other electrical apparatus, often has contact positions for switches, such as pushbutton switches, and for other...
4644326 Unitary key panel  
An environmentally protected keyboard display and input device is provided which may be utilized in conjunction with a variety of digital control systems such as automated bank tellers or building...
4642433 Pushbutton switch with aural confirmation of operation  
A pushbutton switch for use in a keyboard incorporated in an electronic typewriter, work processor, or the like gives a tactile feel to the finger of the operator corresponding to a clicking...
4640994 Electronic apparatus with a flat panel keyboard unit  
A flat panel keyboard unit comprises a first flexible member having a key symbol printed thereon, a second flexible member having electrodes aligned with the kay symbol, a pressure sensitive...
4639559 Membrane keyboard  
A membrane keyboard containing a larger size key pad label and a smaller size key pad labels; a pair of laminate sheets carry confronting conductor electrodes, each of the conductor electrodes...
4638133 Rotary switch assembly  
A rotary switch is provided by a molded knob having a circular top portion, a circular bottom portion and a circumferential flange between the top and bottom portion. The bottom portion includes a...
4638131 Steering wheel pad keyboard switch assembly  
A steering wheel pad keyboard switch assembly is mounted on a steering wheel. The preassembled switch assembly comprises a base, a printed circuit board which has an array of open contact grids, an...
4638151 Keyboard of an electronic apparatus  
A plurality of keytops are held by means of a single leaf spring to prevent erroneous insertion of the keytops into opening portions formed in a frame and to prevent the keytops from being removed...
4636593 Light conducting, elastomeric membrane keypad  
A keypad assembly is described that includes a novel elastomeric membrane keypad (120) sandwiched between a housing (110) and a circuit board 130. Keypad (120) is comprised of a sheet (122) and a...
4628785 Method and apparatus for calibrating a keyboard  
A calibration system for the keyboard of an electronic musical instrument. Compression of the key causes an output signal to be generated which varies in accordance with the amount of key...
4628440 Electrical appliance control  
A transmitter, for electrical appliance control by transmitting digital control signals on a power main, comprises two releasably connected parts, a first part comprising m actuators to initiate...
4627736 Thin card-type electronic apparatus  
A thin electronic apparatus comprises as its primary structural components a substrate carrying key counter contacts and a first wiring pattern thereon, and an elastic sheet carrying key symbols on...
4626961 Connecting structure of terminal area of printed circuit board  
A printed circuit board has a terminal area to which the terminal area of a sheet member is electrically connected. The sheet member is bonded to the printed circuit board with a hot-melt adhesive....
4623768 Foldable membrane switch with fold remote from contact-carrying panels  
Folded membrane switches (20, 50, 70) formed from foldable blanks (21, 51, 71) including two spaced contact-carrying panels (22,23) connected by an intermediate third panel (24). The blanks (21,...
4621373 Control surface for a trunking personal radio  
A control surface is positioned on the top horizontal surface of the case of a personal radio. A flexible printed circuit connects the control surface to the internal electronic circuits of the...
4621178 Microwave oven having a keyboard of the membrane type  
There is disclosed an electrical signal input device suitable for use in a microwave oven or other household appliance for introducing a setting into those appliances through a simple one-touch...
4620075 Unitized control panel  
Individual switch actuators are formed by etching offset grooves in opposite sides of a thin metal plate. The groove on one side of the plate falls just within the groove on the other side of the...
4618744 Rocker key elastomer dome keyboard  
A keyboard including an elastomer dome keypad (15) and rocker mounted keys (25) positioned to acutate the domes (17) of the keypad (15) is disclosed. The rocker action keys (25) include outwardly...
4614937 Capacitive keyboard structure  
A capacitive keyboard structure, the keyboard comprising on one face of a substrate a series of static sensitive keys each associated with a pair of electrodes: an emitting electrode excited...
4613736 Operating panel  
An operating switch panel, such as for an audio equipment tuner, utilizes a metal plate which is divided into a plurality of operating parts by simultaneous etching from both sides. Connecting...
4611261 Electronic equipment  
An electronic equipment comprises key input means having a plurality of key input areas, a frame member for sandwiching a metal plate therein, and printed circuit means having a key input circuit...
4609791 Flexible diaphragm keypad and method of manufacture  
A keypad is formed of a set of transparent buttons slidably located within apertures of a grid. The grid has sidewalls for engagement with the base of a printed circuit board. Switch assemblies are...
4609792 Encoding keyboard  
An encoding keyboard construction comprising a common input lead, a plurality N of output leads, and a plurality Y of key locations, each of which key locations has associated therewith aligned...
4607147 Membrane switch  
A membrane switch comprises an insulating substrate on the surface of which thin-film-like electrodes are formed with a connecting lug section provided integrally at one end of the substrate....
4605828 Membrane keyboard switch mounting  
A multilayer membrane switch structure is disclosed wherein the flexible membrane is fixedly attached to a support frame member by a pattern of adhesive regions, the regions positioned in locations...
4602135 Membrane switch  
The present invention is directed to an improved membrane switch of the kind comprising a polymeric overlay, which is generally planar and containing designated switch areas thereon for manual...