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US20110108401 |
KEY SWITCH STRUCTURE
A key switch structure is provided whose waterproofing property is improved without affecting a contact of a membrane sheet. The upper surfaces of the membrane sheet, the embossed part and the...
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US20110036701 |
CLOSED-AIR CUSHIONED KEY SWITCH STRUCTURE
A closed-air cushioned key switch structure includes an electrical board having multiple contacts, and multiple key switch bodies arranged above the contacts of the electrical board, each key...
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US20130056344 |
ELECTRIC CIRCUIT BREAKER WITH PYROTECHNIC ACTUATION
An electric switch constituting a circuit breaker in particular, wherein a conductive blade is broken by the tripping of a pyrotechnically actuated gas generator. According to the invention, a...
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US20110284354 |
KEY ILLUMINATION SWITCH MODULE AND LIGHT GUIDE SHEET
A key illumination switch module has a cover sheet that includes an adhesive layer in a rear surface thereof, a dome-shaped contact spring whose apex portion is bonded to a rear surface of the...
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US20110155551 |
KEYBOARD STRUCTURE
There is provided a keyboard structure capable of preventing a fingernail of a user from being inserted between key tops and achieving uniform illumination without illumination leakage. A key top...
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US20120199458 |
KEY SWITCH DEVICE AND KEYBOARD
A key switch device including a key top; a pair of link members connected to the key top and interlocked with each other to guide a vertical motion of the key top; a switch mechanism including a...
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US20100294631 |
LEVER SWITCH FOR SAFE BREAKING OF A CIRCUIT OF AN EXERCISE APPARATUS
A lever switch for safe breaking of a circuit of an exercise apparatus includes two conductive copper pieces spaced apart and stably received within a housing by means of elastic pieces. A...
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US20110162944 |
ILLUMINATED LAPTOP KEYBOARD WITH UNIFORM ILLUMINATION
A laptop keyboard in one embodiment includes a rectangular key printing film formed of an optically transmissive material and comprising keys; a rectangular luminescent sheet formed of optically...
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US20130146434 |
KEY SWITCH DEVICE
One aspect provides a key switch device including: a base plate; a sheet laminated on the base plate; a key top disposed above the sheet; and an elastic dome that is disposed between the sheet and...
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US20120181155 |
ELECTRONIC APPARATUS
Key impact noise produced during data entry operations is abated with a configuration in which the deformable portion of the resilient member can abut the bottom surface of the key top and a gap is...
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US20100307903 |
Keyboard with an Octagonal Guide for a Key
A key module for a keyboard includes a key having a guiding plunger, and a key housing having a set of walls with an opening formed by the set of walls. The opening formed by the set of walls is...
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US20130140162 |
Key Structure for Keyboards
An improved key structure, for keyboards, comprises a keycap and a scissor-like assembly disposed above a bottom plate. A membrane sheet containing an electrical circuit is placed on the bottom...
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US20120160656 |
KEYBOARD WITH ECCENTRICAL TRIGGERING MECHANISM
In a cantilever keycap of a keyboard, an elastic piece, which is used for providing the click sense and a restoring force for the keycap, is disposed under an extension section, or the intersection...
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US20120111713 |
PORTABLE ELECTRONIC DEVICE AND PRINTED CIRCUIT BOARD MODULE
A portable electronic device includes a printed circuit board module including a printed circuit board, a contact switch disposed on the printed circuit board, and a sheet having a first portion...
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US20120097511 |
LIGHTED KEYBOARD
A lighted keyboard includes transparent, rectangular keys each comprising a bottom stem; scissors shaped structures disposed under the keys, each scissors shaped structure being aligned with the...
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US20110278145 |
KEY SHEET, LIGHTPROOF LIGHT GUIDING SHEET, PUSHBUTTON SWITCH, AND METHOD OF MANUFACTURING KEY SHEET
The present invention provides technology that can efficiently guide light to the interior of a key sheet and prevents light from leaking from the circumferences of key tops. A key sheet has a...
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US20110203913 |
KEYBOARD DOME STIFFENER ASSEMBLY
A keyboard dome stiffener assembly includes a circuit board having a plurality of dome pads that each defines a venting aperture, a dome sheet disposed over the circuit board, and a stiffener...
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US20110147189 |
Printed Circuit Board for a Mobile Device
A printed circuit board is provided for use in a keyboard assembly of a mobile device having a plurality of keys in a key layout. The printed circuit board has a plurality of contacts, such as dome...
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US20120318655 |
KEYPAD ASSEMBLY FOR ELECTRONIC DEVICES
A key pad assembly includes a keypad and a shading sheet. The keypad includes a board and a plurality of supporting portions formed on and protruding from the board, each supporting portion has an...
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US20110120846 |
BREAKER
A breaker includes a contact unit provided in an airtight container. The contact unit has fixed contact points and a movable contact point which selectively contacts with the fixed contact points....
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US20120285811 |
KEY SWITCH STRUCTURE
There is provided a key switch structure including: a plate shaped key top; a link mechanism supporting the key top such that the key top can be depressed; a membrane sheet comprising a contact...
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US20110024276 |
KEYBOARD ASSEMBLY FOR A MOBILE DEVICE
A keyboard assembly for a mobile device having a housing, including a circuit board provided within the housing and having a plurality of contact assemblies thereon, a keyboard having a plurality...
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US20100300858 |
Key structure
A key structure has a fixing base. The fixing base includes a fixing board, and a plurality of platforms extending upwards from a top of the fixing board and spaced away from each other. Each of...
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US20110147180 |
ILLUMINATED KEYBOARD
An illuminated keyboard comprises a frame plate, a character keycap, a light source, a membrane plate, a switch circuit plate and a base plate. The character keycap is connected with the frame...
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US20110168537 |
KEY SWITCH STRUCTURE
A key switch structure capable of reducing the height of a key switch, reducing the number of components, and reducing manufacturing costs. The key switch structure includes: a key top; first and...
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US20110120848 |
LUMINOUS KEYBOARD
A luminous keyboard includes plural keycaps, a membrane circuit board, at least one light-emitting element, and a lower cover. The plural keycaps, the membrane circuit board and the light-emitting...
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US20110073449 |
KEYBOARD
A keyboard includes a keypad portion, a base board, an illuminating device, and a circuit board. The keypad portion is mounted to the base board. The illuminating device is electrically connected...
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US20120152715 |
LUMINOUS KEYBOARD
The present invention discloses a luminous keyboard. The luminous keyboard includes an illumination element, a membrane circuit board, and a plurality of keys. The membrane circuit board includes...
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US20120298496 |
PRESS KEY AND KEYBOARD
A press key includes: a keycap made of metal; a base board; a circuit board disposed on the base board; an insulating film disposed on the circuit board; and an elastic member disposed between the...
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US20100163388 |
KEY SHEET AND KEY UNIT HAVING THE SAME
Regarding a key sheet having a plurality of key tops provided at a key base made of a transparent or translucent resin, and a key unit using the key sheet, in order to make the key sheet thinner...
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US20120152709 |
KEY DEVICE FOR ELECTRONIC APPARATUS
An exemplary key device includes a circuit board, a frame, a cap, a partition board and two protrusions. The circuit board has two contacts thereon. The cap is configured on the frame and includes...
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US20130134021 |
LUMINOUS KEYBOARD
A luminous keyboard includes a light-emitting element, a membrane circuit member, a key base plate, and plural keys. The membrane circuit member includes an upper wiring board and a lower wiring...
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US20100122898 |
KEY BASE AND KEY SEAT
There are disclosed a key base and a key sheet which are established as products even in a case where a key base main body has a flexible and elastic sheet and a presser layer is formed of...
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US20110005909 |
THIN KEY STRUCTURE FOR KEYBOARDS/KEYPADS
A thin key structure includes a keycap, a key body, an elastic piece and a base. The keycap has a first side wall. The key body has a second side wall forming a hollow chamber in which the keycap...
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US20130118875 |
Touch Panel
The Present Disclosure provides a touch panel, which consists of a main panel and a light-emitting touch module mounted under the main panel. The light-emitting touch module consists of a first...
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US20120305376 |
PRESS KEY
A press key includes: a circuit module; a keycap disposed above the circuit module; and an elastic member disposed between the circuit module and the keycap, and including a bowl portion and a leg...
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US20110180379 |
SWITCH MODULE WITH LIGHTED KEY
A switch module with lighted key has a cover sheet having an adhesive layer on a rear surface, a dome-shaped contact spring adhered on a rear surface of the cover sheet by the adhesive layer, a...
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US20120125756 |
FLOAT SWITCH
A float switch includes a floater (106), a float leader (105), a reed pipe detection device and a relay (101). The floater (106) is sleeved on the float leader (105), and can slide freely. The reed...
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US20120061224 |
INDICATOR DEVICE OF A CIRCUIT BREAKER
An indicator device displays a status of switching contacts of a circuit breaker that includes an energy store. The indicator device includes a lever and a coupling element. The lever includes a...
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US20110272262 |
LUMINOUS KEYBOARD
A luminous keyboard includes plural keys, a membrane circuit board, at least one light-emitting element and a base. The light-emitting element serves as a light source of the luminous keyboard. The...
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US20110147182 |
THIN TYPE ILLUMINATED KEYBOARD
A thin type illuminated keyboard includes a light source, a light-guiding frame plate, a keycap, a membrane plate, a switch circuit plate and a base plate. The light source is used for emitting...
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US20120048695 |
Arrangement Comprising An Electrical Switch
An arrangement includes an electrical switch which has a handle that can assume at least three different positions, namely an ON position, an OFF position and a TRIPPED position, and a motor drive...
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US20130043111 |
CIRCUIT BREAKER POSITION SENSING AND HEALTH MONITORING SYSTEM
A circuit breaker includes a breaker housing, a stationary contact, a movable contact, an operating shaft, and a linear position sensor. The stationary contact is non-movably mounted within the...
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US20110147172 |
INTERLOCK APPARATUS OF GROUND SWITCH FOR VACUUM CIRCUIT BREAKER
Provided herein is an interlock apparatus for preventing the drawing-in or drawing-out of a vacuum circuit breaker main body in interlock with the ground operation of a ground switch in a vacuum...
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US20120043193 |
LEVER SWITCH FOR SAFE BREAKING OF A CIRCUIT OF AN EXERCISE APPARATUS
A lever switch for safe breaking of a circuit of an exercise apparatus includes two conductive copper pieces spaced apart and stably received within a housing by means of elastic pieces. A...
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US20110247926 |
INTERNAL VENTING DOME SWITCH
To substantially prevent debris from entering the internal volume of a dome switch, the dome switch can be configured to include limited or no external vents. However, to ensure that the air can be...
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US20110203911 |
KEYPAD ASSEMBLY
A keypad assembly having a light guide sheet having a first surface with a layer of graphics printed thereon, a second surface opposite the first surface, and an edge surface; and a flexible sheet...
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US20120211336 |
Integrating Impact Switch
An integrating impact switch that can discriminate between accelerations due to different stimuli is provided. Embodiments of the present invention actuate only in response to an acceleration whose...
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US20110186413 |
KEYBOARD DOME OVERLAY STRUCTURE
A dome overlay structure for a mobile device keyboard includes a plurality of dome switches, a circuit board disposed beneath the plurality of dome switches with each dome switch electrically...
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US20100300857 |
Key switch
A key switch includes a fixing base having a fixing board. The fixing board has an installing trough and a plurality of positioning rods extending upwards therefrom and arranged around the...
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