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5193668 |
Touch-sensitive panel and display apparatus using the touch-sensitive panel
A touch-sensitive panel for outputting data corresponding to pressed positions on a touching plate included in the touch-sensitive panel and for sending the output data to a display device includes...
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5193669 |
Switch assembly
A switch assembly comprising a housing, a rigid operating member mounted for movement relative to the housing and accessible to an operator, an electrical contact operable by movement of the...
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5194703 |
Push-button arrangement
Push-button device includes a plurality of movably disposed keys and an elastic switching pad having a plurality of domes. Each dome is disposed adjacent to and is engagable by one of the plurality...
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5187647 |
Electronic instrument keypad assembly with Z-axis oriented electrical interconnect
A keypad structure includes a stiff backing element and an elastomeric cover that have between them a first membrane on which is defined a shorting conductive layer, a second membrane on which is...
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5179460 |
Input device having double-layer adhesive conductive connecting portions
An input structure for a display device having opposed substrates an electrodes disposed on the inner surfaces of the substrates and a seal about the periphery thereof with a relay electrode...
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5177330 |
Key board switch
A key board switch capable of permitting all key switches to exhibit an N-key rollover function at a low cost while preventing an increase in thickness of the key board switch. For this purpose, a...
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5172805 |
Pushbutton and carrying member combination for operating an electronic switching device
A pushbutton and cover combination for operating an electronic switching device, such as a telephone or keypad. The cover defines a number of button receiving apertures extending therethrough. Each...
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5164553 |
Key input device
A key input device including a plurality of keytops, with an elastic member being disposed between each keytop and a printed circuit board so as to be supported at a lower end portion thereof by an...
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5163765 |
Collapsible keyboard
A collapsible keyboard for use with portable personal computers is disclosed. A first preferred embodiment of the present invention comprises a keyboard molded from a conductive, elastomeric...
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5152392 |
Push switch with improved actuator assembly
A push switch includes a support, a switching-element assembly arranged on the support, and an actuator assembly arranged on the switching-element assembly. The switching-element assembly includes...
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5153364 |
Operated position detecting apparatus and electronic musical instruments provided therewith
A detecting device for detecting the positions where strings are operated, and an electronic musical instrument using the detecting device, such as an electronic stringed instrument or an...
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5149923 |
Backlit tactile keyboard with improved tactile and electrical characteristics
Disclosed is a keypad for use with compact and portable cellular telephone systems in which each key is backlit. A partially translucent overlay layer of flexible material includes a raised key....
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5142109 |
Puncture-resistant mat for pressure-actuated switches
A protective mat for use with pressure-actuated switching devices having a moisture-resistant, isolated switching chamber protected by a puncture-resistant, protective layer which disperses forces...
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5132496 |
Membrane switch
A membrane switch comprises an upper flexible layers, separation layer and a lower conductive layer mounted on a support. The membrane switch is designed to absorb the noise created when a key is...
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5130506 |
Low current switching apparatus having detent structure providing tactile feedback
Pivotal movement of a switch actuator drives a finger projecting from the actuator against a convexly bowed leaf spring, depressing an intermediate portion of the leaf spring to an unstable concave...
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5115108 |
Two-stage rubber switch
The two-stage rubber switch comprises a housing; an operating knob; two push bodies slidably supported by the housing; a contact wiring board having four mutually-opposing contact end portions...
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5114790 |
Keyboard with conductive resilient pad
A conductive resilient pad for keyboards, such as computer keyboards, is disclosed. The pad is composed of EPDM blended with a copolymer of propylene oxide and allyl glycidyl ether and Ketjen...
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5107085 |
Clustered push button switches having sheet metal conductors formed with contact tabs
Clustered push button switches are provided in a casing having an insulating mounting plate with openings therein for guiding push button shafts which carry U-shaped spring contactors having...
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5091613 |
Pedal board for musical instruments
A pedal board for musical instruments. Pedal mounting, guide, and electrical switch mechanisms are provided in a pedal board for an electronic organ. Each pedal is mounted by a cylindrical pin...
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5089671 |
Underwater zoom switch
Conductive pads are disposed in a housing which consists of a degassed, non-compressible, electrically insulating fluid. One of the pads is mounted on the underside of a push-button, and the...
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5087798 |
Illuminated elastomeric rocker switch assembly
A rocker switch, particularly for selecting voices in an electronic organ. A translucent tab is pivotally mounted at its center on a printed circuit board such that when the tab is pressed at...
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5072077 |
Monolithic membrane switch
A membrane has strips of membrane material attached at their first end to an upper surface of the lower membrane layer. The strips stay flush with the upper surface when the electrically conductive...
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5070218 |
Key guide apparatus for electronic musical instrument
A key guide apparatus for an electronic musical instrument, having a plurality of keyboard switches, such as an electronic organ. Keyboard switches utilizing a movable contact are contained in a...
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5061094 |
Keyboard for typewriters, printers or the like
In a keyboard for typewriters, printers or the like, where a contact bearing film is disposed underneath the keys, there is provided for achieving a cost-efficient arrangement, while avoiding the...
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5061830 |
Extension electrical switch system and method of manufacture
An electrical switch system, which is comprised of a relatively long electrical conductor or conductors disposed on a flexible resilient film having, at or near one end, an electrical connector or...
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5039846 |
Flat and foldable electric appliance
A flat and foldable electronic appliance which comprises a generally rectangular first flat casing having a pocket defined therein for accommodating a card for expansion of functions; a generally...
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5035432 |
Golf game
A golf game comprises a base which is formed as a ramp covered with a carpet to simulate the green of a golf course. A ball is tethered by means of cord to the control stick of a joystick...
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5034573 |
Contact-type keyboard
The contact-type keyboard comprises a plurality of keys which are movable from a rest position to an operative position and which each have a sleeve capable of being accommodated in a tube provided...
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5032695 |
Membrane switch with movable and fixed flap contacts mounted on a common dielectric substrate
A membrane key switch includes a single resiliently deformable dielectric membrane with flaps cut therein which is formed in a housing such that the end of each flap covers a portion of the...
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5015829 |
Key pad and front panel assembly for an electronic instrument
A front panel assembly for an electronic instrument having a one-piece key pad with a plurality of protuberances thereon. The protuberances are formed in groups according to function and all...
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5012054 |
Closely spaced back-lit push button array
A back-lit push button array which permits close spacing of the buttons while preventing light leaks between the buttons. The buttons are individually keyed into the outer shell of a housing to...
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5003133 |
Multistage pushbutton device and a method for manufacturing same
A multistage pushbutton device used to drive a push switch has a base, a first and second stage pushbutton members and drive members to drive the push switch. The first and second stage pushbutton...
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5001307 |
Keyboard
A keyboard for large scale inexpensive production comprises a housing having a front frame and a base part which are connectable with one another by latch elements to support a printed circuit...
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5001308 |
Membrane switch
A membrane switch comprises a pair of flexible sheets connected together with the respective inner surfaces thereof provided with contacts and terminals respectively connected to the contacts...
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4994634 |
Sheet switch
A sheet switch comprises a pair of flexible insulative films, one of which is provided with a plurality of electrodes, resistances connected to the electrodes, respectively, and line patterns for...
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4992631 |
Multi-directional switch assembly
A multi-directional switch assembly, such as a joypad or joystick for an electronic game apparatus, including a printed circuit board, a resiliently deformable member having contact elements...
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4990900 |
Touch panel
A touch panel having a panel body formed by transparent upper and lower electrodes spaced a predetermined distance. The touch panel is mounted on a front surface of a display device to detect a...
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4987275 |
Multi-pole momentary membrane switch
A membrane keyboard is comprised of a dielectric substrate and an overlying deflectable membrane layer separated by a spacer. A plurality of contact poles are located on the dielectric substrate...
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4980522 |
Operating key switch unit
The operating key switch unit according to the present invention includes a plurality of key switch buttons exposed from the front of a waterproof case and a switch panel integrally formed therein...
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4975676 |
Glass membrane touch-controlled circuit apparatus for voltage selection
A glass membrane touch-controlled circuit apparatus for voltage selection. The apparatus has a flexible glass membrane which is spaced by a dielectric layer adhesively joined between the upper...
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4972051 |
Switch for two-way hand-held transceiver
A switch assembly comprises an element carrying a pair of hinged switch actuators and a universal devices connector. An outer member, preferably formed of rubber, overlies the actuators and...
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4971862 |
Resilient pad for keyboards
A resilient pad for keyboards, such as computer keyboards, is disclosed. The pad is composed of EPDM blended with a copolymer of propylene oxide and allyl glycidyl ether. Each of the polymers is...
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4965421 |
Particulate spacers for touch sensitive overlay panel applications
Fine particles, of predetermined composition and sized to be within a predetermined size range, are deposited on, and thereafter adhere in random distribution to, one of two adjacent surfaces,...
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4958148 |
Contrast enhancing transparent touch panel device
A contrast enhancing, substantially transparent touch panel device comprises a static element, a dynamic element and a microweave screen of a fine mesh of fine dark-colored filaments embedded...
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4951036 |
Touchpad jogger
A touchpad jogger for emulating operator contact with a touchpad surface has a ball rotatably mounted at the end of a spring arm cantilever mounted to one end of an axle. A knob is fixedly mounted...
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4950874 |
Expansion joint for keyboard dome sheets
A dome sheet molded integrally from elastomeric rubber or plastic material is divided into two or more planar sheet sections, each containing a plurality of raised domes used in keyboard actuation....
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4942275 |
Control panel face
A control panel face for mounting at least one control member. The control panel face includes a base having a face surface onto which at least a portion of the control member is positioned, at...
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4939428 |
Touch switching system
The described embodiment of the present invention provides a very low pressure electrical switch for use in brightness control of lamps. The electrical switch includes a flexible membrane on which...
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4939514 |
Foldable data collecting and processing device
A foldable data collecting device includes a first case and a second case mutually connected in a foldable manner, and a plate hinged between the first case and the second case by an...
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4931794 |
Optoelectronic keyboard
The invention relates to an optoelectronic keyboard comprising transmitting elements and receiving elements activated in multiplex operation, with the changes in the luminous flux caused by...
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