| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 400490000 |
Key-cap or key-stem structure
| 33 |
| 400489000 |
Key-board including keys grouped to facilitate positioning of typist's fingers
| 26 |
| 400486000 |
Key-board arranged according to character location
| 9 |
| 400484000 |
For foreign-language typewriter | 3 |
| 20110052296 | KEYBOARD - A keyboard having an arrangement of English letters and Japanese Kana (Hiragana) characters across keys of the keyboard. The keys are associated with more than two letters and/or characters. The key arrangements facilitate easier memorization. In one embodiment, an example keyboard includes a 6 key arrangement (3 keys in a top row and 3 keys in a lower row). This arrangement is useful for cellular phones and other small computing devices. | 03-03-2011 |
| 20110170927 | ANY LANGUAGE INPUT SYSTEM - This invention relates to any language input system using a keypad or a keyboard comprising a first group of seven keys for inputting a consonant by pressing a single key or simultaneously pressing a combination of keys thereof, and a second group of seven keys for inputting a vowel by pressing a single key or simultaneously pressing a combination of keys thereof, wherein the first group of seven keys are “ | 07-14-2011 |
| 20110274475 | WORLD KEYBOARD AND AUXILIARY - A world keyboard and its auxiliary include a keyboard and a diaphragm cover. The diaphragm cover has a plurality of protrudent diaphragm key matching to all the keys of the keyboard. The diaphragm cover can be covered upon the keyboard and the printings on the keys. Large-size symbols of an input method for a language are printed on corresponding keys of the keyboard and diaphragm keys of the diaphragm cover. Or, symbols of multiple input methods for a language are printed on corresponding keys and diaphragm keys, and symbols of one of the input methods are printed larger. Or, symbols of multiple input methods for a language are printed on corresponding keys and diaphragm keys, and symbols of at least one input method are printed larger. Through the diaphragm covers and the keyboard, different input methods for different languages can be applied to a computer system. Once the language of computer system is changed, user can easily find out corresponding key locations of symbols of the input method. | 11-10-2011 |
| 400480000 |
Including control of key action (e.g., buffer, etc.) | 3 |
| 20120301201 | Manual Keyboard - A keyboard includes an indicator and a drive mechanism. The drive mechanism is configured to drive each of a plurality of keyboard zones to move in a synchronous sequence. The drive mechanism simultaneously tilts and abducts each of the plural keyboard zones. The indicator mechanism guides the user when movement should be initiated and when a new use position is reached that is based on the user's needs. | 11-29-2012 |
| 20130078023 | KEY SWITCH STRUCTURE - A key switch structure which enables a reduction in the width of the key switch. A key switch structure comprises a first support member ( | 03-28-2013 |
| 20140169853 | KEYBOARD FOR AN ELECTRONIC DEVICE - Particular embodiments described herein provide for a keyboard assembly having a plurality of keys that include a key having one or more magnets, which are provided at a substantially outer portion of the key. The keyboard assembly can also include a top plate that comprises a ferrous material to attract the one or more magnets to the top plate. | 06-19-2014 |
| 400482000 |
For stenographic typewriter | 3 |
| 20110116855 | Adjustable Stenographic Keyboard Device and Method for Electronically Adjusting Key Depth Sensitivity - A stenographic device includes a display, a memory, keys of a stenographic keyboard, each key having a resting position where the key is un-actuated, a depressed position where the key is actuated to register a key stroke, and a range of depression positions therebetween, and a processor communicatively coupled to the display, memory, and the keys. The processor causes the display to graphically show a respective depression indicator of a current one of the depression positions for each of the keys, stores in the memory a respective key-press registration point for each of the keys, the registration point being a depression position located within the range of depression positions and indicating when the respective key is in the actuated state, and causes the display to graphically show a respective registration indicator corresponding to the stored registration point for each of the keys. | 05-19-2011 |
| 20110123244 | Stenographic Keyboard Device Providing Extended Set of Keys and Method for Electronically Adjusting Key Depth Sensitivity - A keyboard assembly for a stenographic machine includes character keys with a first set of vowel keys that, at a first rest position, together define a first upper touch surface plane, a second set of keys that, at a second rest position, together define a second upper touch surface plane that is higher than the first plane, with each of the second set of keys having a fully depressed position lower than the second plane by a given distance and a key actuator to be operationally connected to a respective key sensor for registering movement of the respective key. A third key assembly has a third assembly key with an upper touch surface that, at a third rest position, is further from the second upper touch surface plane than the given distance, and a third key actuator to be operationally connected to a respective third-key-assembly key sensor for registering movement of the at least one key. | 05-26-2011 |
| 20160039218 | ADJUSTABLE HEIGHT KEYSET FOR STENOGRAPHIC MACHINE - A stenographic machine including a housing, a stenographic processing unit in the housing, and a stenographic keyboard at the housing and operatively connected to the stenographic processing unit to record stenographic dictation by a user. The stenographic keyboard has a plurality of adjustable key assemblies pivotally connected thereto. Each key assembly has a key cap having a first removable securing portion and a stenographic keyboard key lever having a second removable securing portion cooperating with the first removable securing portion to removably hold the key cap thereat over a variety of different positions, a lever connection end having a pivoting connection attached to the stenographic keyboard to move between a steady-state raised position and a depressed lowered position, and an extension portion extending away from the second removable securing portion and to the lever connection end. | 02-11-2016 |
| 400477000 |
Including means generating a signal for type selecting or other typing function | 2 |
| 20110026997 | Switch with Depth and Lateral Articulation Detection - A key switch to sense and give feedback to a computer of depth, acceleration, velocity, and lateral or vibrato movement. The key switch is suitable for computer keyboards, musical keyboards, foot pedals and the like. Lateral or sideward key movements can be for mouse functions or multi code output from multi directional key movement from one key outputting a single key code or key sequences. | 02-03-2011 |
| 20100239345 | KEYBOARD - A keyboard is configured for using the kinetic energy of the keystroke to generate electricity, the keyboard includes a key, a base, a resilient element connecting to the key and the base to restore the key after the key is pressed, a transmission device slidablely connected to the base, and a generator engaged with the transmission device. When the key is pressed, the transmission device is forced to slide on the base by the key and drive the generator to generate electricity. | 09-23-2010 |
| 400473000 |
Including mechanism (e.g., auxiliary key-board) for activating keys | 2 |
| 20110142522 | Typing to generate electricity - This invention proposes to use the typing force to generate electricity. Electromagnetic devices are placed under the keys of a keyboard. When a key is pressed, the electromagnetic devices are driven so that the magnets and the coils or the coils and cores have relative movement to generate the electricity. When the key is released, the force stored in the spring or between the magnets and the cores or both drives the key, the magnets, and the coils or the cores and coils back to their positions so that the magnets and the coils or the coils and cores have relative movement to generate the electricity. Any number of keys may share any number of electromagnetic devices. For the wireless keyboard, with the generation of the electrical currents when the typing keys are operated with pressing down or raising up movements, the batteries are no longer required and can be eliminated. | 06-16-2011 |
| 20140241780 | TOUCH TYPE KEYBOARD WITH HOME ROW EMBEDDED CURSOR CONTROL - A touch-type keyboard having shifted functions accessed by a concurrent combination of multiple home row keys. Cursor control keys embedded in the home row of a touch-type keyboard. Cursor key functions are mapped to a location on a home row and an immediately adjacent location. Access to the cursor control functions is provided by concurrently actuating at least one other home row key. One embodiment includes key configurations to reduce hand motion, and labeling configurations to reduce visual clutter. Other embodiments are also described and claimed. | 08-28-2014 |
| 400496000 |
Key lever or space-bar mounting structure (e.g., dust guard, buffer, pivot, etc.) | 1 |
| 20130164068 | BONDED KEYBOARD AND METHOD FOR MAKING THE SAME - A bonded keyboard and method for making the same are disclosed. The bonded keyboard uses adhesive as the primary agent, and in some embodiments, as the sole agent for coupling various components of the keyboard stackup together. The keyboard stackup uses a skeletal adhesive to couple a top case to a backcase assembly. In one embodiment, the skeletal adhesive is an interconnected matrix of ribs dimensioned to fit within the spacing existing between adjacent keys, which are mounted on the backcase assembly. The skeletal adhesive is fixed to the backcase assembly, occupies a portion of the spacing that exists between keys, and the top case is fixed to the top of the skeletal adhesive. | 06-27-2013 |
| 400488000 |
Key-board including row of keys having different heights | 1 |
| 20100254743 | ELECTRONIC DEVICE WITH HEIGHT ADJUSTABLE KEYS - An electronic device includes a housing, a key board, and a height adjustment apparatus. The key board includes a number of first keys and a number of second keys. The height adjustment apparatus includes a platform for supporting the second keys, a cross bridging, a sliding button, and a pushing rod. The cross bridging includes a first supporting arm and a second supporting arm, the first supporting has an end slidably connected to the platform and the other end pivotably connected to a securing portion. The second supporting arm has an end slidably connected to the platform. The sliding button includes a lever surface facing the cross bridging. The pushing rod includes a first end pivotably connected to the other end of the second supporting arm and a second end resisting the lever surface. | 10-07-2010 |
| Entries |
| Document | Title | Date |
|---|
| 20080253821 | Keyboard stiffening system - A keyboard stiffening system comprising a keyboard assembly having a plurality of key assemblies coupled to a support plate, the support plate having at least one extension extending from a bottom surface thereof to engage a support pan of the electronic device to secure the keyboard assembly to the support pan of the electronic device. | 10-16-2008 |
| 20080253822 | FOLDING KEYBOARD WITH NUMERIC KEYPAD - A folding keyboard is set forth with a numeric keypad, and one fold line located between the edge of a standard continuous space bar and the edge of the numeric keypad. Preferably, the keyboard further includes left and right top cases, supporting inexpensive rubber dome switches, left and right bottom cases, membrane sheets with circuit traces connecting keyboard electronics to contact points under each key, two hinge screws or rivets (or the like) that hold the left and right sides of the keyboard together at the hinges, and a locking mechanism to keep the case closed when folded shut. | 10-16-2008 |
| 20080279604 | ALL-IN-ONE COPIER DEVICE WITH BUILT-IN TYPEWRITER FUNCTION - The present invention discloses a relatively inexpensive device | 11-13-2008 |
| 20090060619 | AUGMENTED COMPUTER KEYBOARD - A computer keyboard with palm support surfaces, and controls providing mouse functions, added to each side of the keyboard. The palm support surfaces are downward sloping, and/or downward curved convex surfaces, on either side of the keyboard, descending from peaks near each top rear corner of the keyboard, laterally away from the keyboard, and towards the front of the keyboard. Outside edges of the palm support surfaces may narrow and curve inward toward the front of the keyboard to allow a more natural hand position. The controls include selection buttons, normally located on a mouse, to the left of the keyboard, and a positioning device normally located on a mouse, to the right of the keyboard, and are generally embedded to the rear of each palm support surface. The controls and palm support surfaces allow a more natural hand placement and avoid pressure on the carpal tunnel area. | 03-05-2009 |
| 20090092433 | Shrunk keyboard for composite keys - A shrunk keyboard for composite keys includes at least a first key and a second key that have respectively a touch panel attached thereon. The first key and second key have respectively a sense control segment to control switching of character definition of a character cluster corresponding to another key. Thereby users can perform character input operation of a complete keyboard on the shrunk keyboard, and total character number can be increased. | 04-09-2009 |
| 20090142117 | KEYBOARD WITH EXTENDED CONNECTION - A keyboard for use with a host computer is disclosed. The keyboard has a main portion with a processor and a driver; and an auxiliary portion releasably connected to the main portion and being operatively connected to the processor by a cable. The processor and the driver of the main portion are used for the operation of the auxiliary portion. | 06-04-2009 |
| 20100021222 | MEMBRANE CABLE AND KEYBOARD - The invention discloses a membrane cable including several metal wires, a cover body and a reinforcement plate. The cover body covers the metal wires, and the reinforcement plate is adhered to an external surface of the cover body. The cover body and the metal wires are bended toward the reinforcement plate, and the reinforcement plate can prevent the cover body and the metal wires from being over-bended. | 01-28-2010 |
| 20100021223 | KEYBOARD SUSTAINER USED IN ELECTRONIC DEVICE - A keyboard sustainer used in an electronic device includes a metal body having a base portion with a first sustaining surface thereon for sustaining a keyboard, and an insulative body engaged with the metal body. The insulative body defines a second sustaining surface for sustaining the keyboard. The metal body includes a plurality of retaining tabs extending from a side edge of the base portion and embedded in the insulative body by insert-molding to get a firmly engagement therebetween. The first sustaining surface is coplanar with the second sustaining surface so that the keyboard can be sustained steady without any invalid connection to the sustainer. | 01-28-2010 |
| 20100111585 | Light-emitting keyboard - A light-emitting keyboard comprises: a light guide having a light entrance surface, a bottom surface and a light exit surface; a light source provided on one side of the light entrance surface of the light guide; a first reflector disposed underneath the bottom surface of the light guide; a second reflector disposed on top of the light exit surface of the light guide; a membrane circuit board disposed on top of the second reflector; an elastic contact body provided on the membrane circuit board; a supporting plate disposed on top of the membrane circuit board; a scissor assembly engaged with the supporting plate and disposed thereon; and a keycap supported by the scissor assembly; wherein the second reflector permits a portion of the light emitted from the light exit surface of the light guide to pass therethrough and reflects another portion of the light back towards the light exit surface of the light guide; and wherein the light guide is provided with a second opening corresponding to the elastic contact body, with the circumference of the second opening being coated with a light reflecting material. | 05-06-2010 |
| 20100232860 | Keys for an apparatus - An apparatus including: a plurality of keys each having an in-use configuration and a stowed configuration, wherein a key when in the in-use configuration is configured to travel between a first relatively raised position and a second relatively lowered position under a user applied force and is configured to return to the first relatively raised position after removal of the user applied force and wherein a key when in the stowed configuration is unable to travel to the first relatively raised position. | 09-16-2010 |
| 20100266323 | Clock face keyboard - An alphanumeric keyboard that is easy to learn, easy to use, and mountable on a handset for one-hand operation, comprises a virtual clock face having the center for the rotation of virtual hands, first set of twelve hourly radial positions, from one o'clock to twelve o'clock, surrounding the center, second set of twelve hourly radial positions, from one o'clock to twelve o'clock, surrounding the center and nearer to the center than the first set of twelve hourly radial positions, twenty four key areas, each key area being uniquely associated with one hourly radial position of the first and second sets, wherein each key area is substantially of 30 degree annular sector shape and contiguous to the adjacent key areas associated with the adjacent hourly radial positions, wherein all twenty four key areas are substantially of equal area, at least thirteen alphabetic keys placed at predetermined hourly radial positions of the first and second sets, and wherein each key has an indicia surface that is within the associated key area for being pressed by a finger. The associated radial direction or time may be marked on the key surface for visual or tactile differentiation. | 10-21-2010 |
| 20110158728 | BACKLIGHT MODULE AND LIGHTING KEYBOARD - A backlight module is used in a lighting keyboard. The backlight module includes a light guiding plate and a masking. The masking is disposed on the light guiding plate. The masking includes a support layer, a cover layer and a reflective layer. The support layer includes a first surface and a second surface opposite to the first surface. The cover layer is disposed on the first surface. The cover layer includes a first opening. The reflective layer is disposed on the second surface and faces the light guiding plate for reflecting light emitted from the light guiding plate, so as to enhance lighting efficiency on the first opening. The reflective layer includes a second opening. A shape and a position of the second opening are respectively corresponding to a shape and a position of the first opening. | 06-30-2011 |
| 20110164910 | THIN KEYPAD ASSEMBLY AND METHOD FOR MANUFACTURING SAME - The present invention relates to a thin keypad that includes an elastic sheet that is made of resin or elastomer, and a group of keys including a plurality of keys that are formed from one key sheet through laser-cutting, and that are fixed on the elastic sheet as a laser-cut configuration, wherein the plurality of keys is made of light curing resin with a thickness of 1.0 mm or less, and the narrowest spacing between the keys adjacent each other is equal to or less than 500 μm. | 07-07-2011 |
| 20110299908 | TAPE PRINTING SYSTEM AND INPUT DEVICE - A tape printing system includes an input device, at least consisting of a key input unit and a display, and a printing device, consisting of a thermal head and a head driving circuit in separate from the input device. Further, there are plural kinds of key input units | 12-08-2011 |
| 20110305493 | FLEXIBLE TOUCH-TYPE KEYBOARD - A flexible touch-type keyboard includes a flexible keyboard module, a receiving assembly for receiving the flexible keyboard module, and a cover. The receiving assembly is connected to one end of the flexible keyboard module; and the cover connected to the opposite end of the flexible keyboard module. The flexible keyboard module is withdrawn from the receiving assembly and automatically rolled back into the receiving assembly by pulling the cover away from the receiving assembly different distances. | 12-15-2011 |
| 20110311289 | FOLDABLE KEYBOARD - A foldable keyboard includes a base, a receiving module, and connecting assemblies. The base includes a number of touch panel units. The receiving module includes a number of plates. The plates are pivotably connected to each other in series. The connecting assemblies are for biasing touch panel units into the folded configuration when the base is covered by the plates. | 12-22-2011 |
| 20120009000 | COMPACT KEYBOARD AND CRADLE - One exemplary aspect comprises a keyboard apparatus comprising: a collapsible keyboard comprising five substantially rigid frames, the frames comprising a central frame, two end frames, and two intermediate frames, each intermediate frame located between an end frame and the central frame; each pair of adjacent frames being relatively pivotably connected together along a folding axis, the folding axes being substantially mutually parallel; and a plurality of keys mounted on the frames. Another exemplary aspect comprises a keyboard apparatus as above, further comprising a collapsible cradle assembly detachable from the collapsible keyboard. | 01-12-2012 |
| 20120039650 | Computer Keyboard System with Alternative Exercise Capabilities for the Prevention of Repetitive Stress Injuries - A computer keyboard system with alternative exercise capabilities for the prevention of repetitive stress injuries in a user. The computer keyboard system has a computer keyboard and first and second non-typing, laterally movable exercise mechanisms retained by the computer keyboard. The exercise mechanisms are intermittently actuable as an alternative physical exercise to typing movements to prevent repetitive stress injuries. Operation of the keyboard can be impaired after a period of operation as measured by a typing parameter, such as keystrokes or typing time, and restored through actuation of the non-typing exercise mechanism. | 02-16-2012 |
| 20120070218 | ILLUMINANT HUMAN INTERFACE DEVICE - A keyboard structure includes a light guide plate, a circuit board and a key sheet sequentially disposed on a reflecting sheet. A plurality of scattering and reflection points is located under the light guide plate and at least one light-emitting element on one side of the light guide plate. The key sheet has a one-piece formed body and a plurality of pressing portions. The plurality of pressing portions may be actuated to shift and conduct a sensor on the circuit board. Each pressing portion further has a light transmissive area. A light ray emitted by the light-emitting element passes through the light guide plate, and is reflected by the reflecting sheet to the light guide plate and the key sheet. Then, the light ray comes out of the key sheet through the light transmissive areas of the pressing portions. | 03-22-2012 |
| 20130022382 | SECURING PLUGS FOR ATTACHING COMPUTER COMPONENTS - A keyboard assembly for a small form factor computer includes a number of keys and associated electrical contacts positioned between the top case portion of the computer and the feature plate. The attachment of the keyboard assembly during the manufacturing process can be accelerated by welding securing fasteners through small holes in the feature plate directly to the top case portion of the computer. | 01-24-2013 |
| 20130045037 | Wristwatch Keyboard - The present invention discloses a data entry device to be worn on a person's wrist, similar to a wrist watch. Dimples are arrayed around the periphery of a digital display on the device. The dimples provide both a locating means for finger placement and a boundary for sensing the shift of a pressure point within, the shift in a preferred direction indicating a selection from a displayed menu to be made by lifting the finger from contact. A novel way of holding the device by its wrist band while fingering the dimples leads to a fluid method of keying functionalities for use as a phone and as an internet-enabled device. | 02-21-2013 |
| 20130156482 | WIPEABLE KEYBOARD COVER - A wipeable keyboard cover may include a flat, flexible membrane surrounded by a rigid frame that closely fits a keyboard assembly. The wipeable keyboard cover may be securely attached to the keyboard assembly and may be easily removed from the keyboard assembly by a user. The wipeable keyboard cover may prevent foreign matter from contacting the covered portion of the keyboard assembly while allowing easy operation of the keyboard assembly. The flat nature of the wipeable keyboard cover may allow the cover to be cleaned effectively while it is attached to a keyboard assembly without subjecting the underlying keyboard assembly to potentially harmful treatment. | 06-20-2013 |
| 20140105664 | Keyboard Modification to Increase Typing Speed by Gesturing Next Character - An embodiment of the invention provides a method of character recognition wherein user input is received with a sensor. The user input includes movement on a first axis and movement on a second axis. The receiving of the user input also includes determining the amount of pressure of the movement on the second axis of the key, and/or the duration of the movement on the second axis of the key. A processor matches the movement on the first axis of the key with a first character and the movement on the second axis of the key with a second character. The first character followed by the second character are displayed when the amount of pressure of the movement on the second axis of the key is above a threshold pressure and/or the duration of the movement on the second axis of the key is above a threshold duration. | 04-17-2014 |
