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7439959 Key arrangement for a keyboard  
A key arrangement includes a plurality of keys that are arranged in a regular grid of rows and columns. The columns include a first column, a last column, and at least one middle column. The keys...
7345599 Computer keyboard  
A keyboard has a middle region that has upward longitudinal slopes rising to upper planes on both sides of the middle region. An alphanumeric section disposed in the keyboard housing generally in...
7338224 Ergonomic keyboard apparatus  
A plurality of embodiments of improved ergonomic keyboards for interfacing with a user's arms, wrists, hands and fingers in a more natural way, i.e., in ways that are optimally suited to human...
7324019 Adjustable ergonomic keyboard for use with stationary palm and elements thereof  
An ergonomic keyboard as shown in FIG. 3 A for use with a stationary palm wherein the keys ( 15 ) of the keyboard are actuated only by motion of the joints in the digits. The keyboard may have a...
7298363 Innovated keyboard for personal digital assistant  
An innovated design of keyboard for keying in commands to a PDA, particularly a collapsible type that can be folded for storage and convenient carrying purposes, and its two sides can be unfolded...
7248202 Finger feeling numerical buttons for commercial electronic remote control  
The present invention offers a finger feeling numerical buttons for commercial electronic remote control. The altitude of the five even number buttons 0,2,4,6 and 8 is higher than the altitude of...
7182533 Keyboard contoured to the natural shape of the hand  
This invention provides novel keyboards comprising keys disposed such that they minimize the distance a finger typically must travel to effect a keystroke and the force that is applied to effect a...
7131781 Keyboards  
A keyboard. A keyboard subassembly is disposed on a base and moves between a first position and a second position. The keyboard subassembly provides a first angle of elevation when in the first...
6991389 Foldable keyboard  
In a foldable keyboard, a cover member ( 100 ) includes a cover part ( 101 ) provided with a cover plate ( 104 ) and a pair of supporting elements ( 102, 103 ) formed on both ends of the cover...
6984081 Adjustable keyboard with adjusting and locking mechanism, and method of its use  
The invention relates to an adjustable keyboard to be used, for example, at a computer terminal ( 12 ). The preferred embodiment is in the form of a keyboard having a number of keys ( 5 ), the...
6869239 Compact keyboard with sliding motion key actuation  
A keyboard allowing typists to use approximate QWERTY finger movements on a more compact, collapsible, and portable keyboard. The keyboard size is made more compact by using thin...
6860661 Ergonomic keyboard  
An ergonomic keyboard providing support for the palms and fingers of a user. The ergonomic keyboard comprises a plurality of surfaces of different elevations, the surface of highest elevation...
6802662 Non-linear ergonomic keyboard  
A keyboard assembly including a non-linear curved keyboard, a base, and optionally a pointing device such as a trackball. The keyboard comprises an elongated base having an upper non-linear surface...
6793421 Folding keyboard  
A keyboard for a small, portable computing device includes a pair of mating sections that can be folded together after they are pulled apart. The sections are releasably held together by a spring...
6752551 Vertically expandable keyboard  
A vertically expandable keyboard includes keys arranged in a plurality of rows. The keyboard has a retracted configuration wherein the rows are generally coplanar with each other and an extended...
6729783 Keyboard deflection control  
A computer keyboard includes a base having a user surface. A keyboard is mounted on the user surface. The keyboard includes a support plate having a first surface and a second surface. The second...
6679639 Folding keyboard for a personal digital assistant  
Prior collapsible keyboards for personal digital assistants are overly complex and large. The present invention provides a folding keyboard for a personal digital assistant which folds up simply...
6543947 Keyboard having keys arranged in a pan configuration  
A keyboard has an array of central keys positioned in a generally planar configuration and an array of inwardly-angled keys positioned around and angled toward the central keys to define a pan-like...
6270268 Keyboard apparatus  
A key base side pivot point on one side of a pantograph is supported on a key base and a key top height adjusting mechanism that has a holder that supports the other key base side pivot point and a...
6262882 Small thickness lap-top computer having peripheral keys of reduced height  
A lap-top computer includes a computer body having a key board thereon and a top cover coupled to the computer body with a hinge and having a LCD unit thereon. A single row of key switches on each...
6183149 Impact absorbing keyboard, contoured to the natural shape of the hand  
An attachment to or a keyboard itself or other devices which require extending the fingers and hands so as to reach keys of the device. The invention includes at least one key pillow. The key...
5889510 Foot-operated keyboard device  
A foot-operated keyboard device comprises a support structure and a plurality of switch elements. The support structure extends along a centrally-disposed longitudinal axis and includes an upper...
5880685 Computer keyboard with accessory platform  
A keyboard for use with a computer is disclosed. The keyboard has an array of keys made up of four rows such that all keys are accessible by a user using finger and thumb movements of the user's...
5818360 Configuration for a computer input device  
This invention discloses an ergonomically designed keyboard which alleviates carpal tunnel syndrome. It comprises a keyboard and a tilting mechanism which tilts the keyboard so that the keys...
5774384 Keyboard with elevatable keys  
A keyboard having a base and first and second demi-boards, which demi-boards include respective first and second key arrays. The first demi-board is supported in the base, and the second demi-board...
5757292 Keyboard cap extension apparatus  
A removable keyboard cap extension apparatus for a data processing system entry keyboard having a number of data entry keys which are constructed to electronically convey data. The removable...
5739776 Key switch arrangement for computer keyboards  
A key switch arrangement for a computer keyboard of the type having a left key switch unit and a right key switch unit, the key switch arrangement including a chamber defined between the left key...
5735619 Adjustable, curved keyboard  
There is provided an adjustable, curved keyboard having arcuately arranged keys to complement naturally to a user's wrists, hands and fingers. The keyboard is supported by a bracket, which extends...
5660488 Ergonomically condensed QWERTY keyboard  
An ergonomically improved, reduced size keyboard having a QWERTY keyboard layout allows maintenance of the same typing speed and accuracy associated with conventional keyboards. In one embodiment,...
5610602 Keyboard and method for producing  
A keyboard having an array of non-planar keys and a method for manufacturing such a keyboard is provided. In one embodiment, the non-planar array is a double-convex array. Electrical connection...
5560724 Keyboard having improved keytop  
A keyboard includes a keyboard body, a plurality of keys arranged in rows and columns, and switching elements for turning switching elements ON and OFF in response to operations on the plurality of...
5490037 Flexing keyboard structure for a notebook computer  
A notebook computer has a keyboard structure with a flexible top side portion disposed along the top side of its base housing to which the computer lid portion is secured for movement between a...
5481263 Computer with separate left hand and right hand operated keyboard units  
A keyboard for an electronic processor comprises two separate keyboard units for operation by the left and right hands, respectively, having keys at locations corresponding to those of the left...
5469160 Computer keyboard  
The present invention relates to a keyboard apparatus for electronic computers. In order to improve the work efficiency and lighten the weariness of an operator, the basic keys in common use...
5439304 Keyboard  
A keyboard assembly having keys which provide input signals to a processing unit includes a flexible printed circuit and underlying mat which enable the keyboard to be warped upward at its center...
5411341 Keyboard for choice of symbols having hand supports  
Keyboard for choice of symbols having keys for the highly frequently used symbols divided in two groups, which has a position for placing the fingers except for the thumb for the left hand of the...
5397189 Non-planar ergonomic keyboard  
A novel ergonomic keyboard provides improved user comfort while maintaining a configuration sufficiently close to conventional keyboards to minimize the need for retraining of experienced keyboard...
5391006 Snap on ergonomic keycaps  
This invention relates to ergonomic keycaps that snap on the keys or attach directly to the keyboard of computer keyboards, word processors, electronic typewriters and other data input devices. The...
5360280 Ergonomic keyboard including arcuate elongated keys  
An ergonomic keyboard having a mount and a plurality of keys arranged in a plurality of unbroken adjacent rows is provided. Each row is comprised of an arcuate portion, a left portion, and a right...
5358343 Keyboard with transversely activated non-alphanumeric keys  
A method for controlling cursor functions on a touch typing keyboard, comprising activation of the cursor control functions via transverse force applied comfortably by thumb movement. Such...
5351066 Rotating plane keyboard  
An adjustable keyboard for electronic instruments having a pair of demi-boards which are extendable from a retracted, flat position to an extended, tetrahedal position wherein the distal side of...
5318367 Pivotable keyboard arrangement  
A keyboard arrangement and particularly an ergonomic keyboard arrangement is provided which includes, in particular, keyboard blocks (5, 6) that are arranged in the shape of a V for ergonomic...
5145270 Reverse slope keyboard  
An improved keyboard for office machines and the like having a reversely-sloped keyboard having a wrist support member located on the raised adjacent edge of the keyboard and having the keys...
5119078 Computer work station with mnemonic keyboard  
A work station for a computer terminal, or the like, comprises a display screen, a work document viewing area, and a keyboard which comply with five physiological functions (a quintad) to reduce...
D318287 Portable electronic calculator  
D316541 Hand-held data entry terminal  
4974183 Computer keyboard with thumb-actuated edit keys  
A keyboard (10) is provided for use with computer type devices. The keyboard (10) provides thumb-actuated keys (52, 54, 56, and 58) for controlling the cursor in all four directions without...
4876415 Low cost keyboard with key tops defining surface of curved profile  
A keyboard having a plurality of rows of depressable keys whose key tops define a surface of concave profile curved about an axis. The concave profile is achieved with key tops and key stems of...
RE32977 Key-holding structure of keyboard with curved operating surface of keys  
A keyboard assembly having key-switches, comprising a key holder plate supporting multiple keys in plural rows and movably across the thickness of the plate, and further comprising an upper casing...
4769516 Finger operated switching apparatus  
A keyboard includes a plurality of keys thereon, each of which is capable of three different switching actions for entry of data or commands into a word processor, typewriter, computer or the like....
Matches 1 - 50 out of 64 1 2 >