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Class 400/488 - Key-board including row of keys having different heights


Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein significance is attributed to the
No. of patents: 82
Last issue date: 01/10/2012


1      
NumberTitleIssue Date
8092107Electronic 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, ...
01/10/2012
7969718Computer keyboard with transparent covers for protecting key characters
A computer keyboard in one embodiment includes a plurality of keys, each of the keys including a suspension structure and a key body supported by the suspension structure, the key body comprising a color body member, a transparent colorless protective cover formed o...
06/28/2011
7674053Dual key pod data entry device
A data entry device includes a pair of key pods adapted for use with left and right hands of a user. Each key pod includes a base housing, a carrier housing mounted on and rotate about the longitudinal pivot of the base housing. The carrier housing has at least a ce...
03/09/2010
7439959Key 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 in the first and last columns are smaller than the keys in the at leas...
10/21/2008
7345599Computer 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 the middle region. The keyboard includes a first wing section and the ...
03/18/2008
7338224Ergonomic 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 typing. In various non-limiting embodiments, the invention provides optim...
03/04/2008
7324019Adjustable ergonomic keyboard for use with stationary palm and elements thereof
An ergonomic keyboard as shown in FIG. 3A 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 thumb region (20), a palm rest region (8) and ...
01/29/2008
7298363Innovated 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 and compressed to a fixed status to minimize measurements, which compr...
11/20/2007
7273324Adjustable wearable ergonomic split keyboard and mouse
An adjustable wearable ergonomic split keyboard and mouse data input device is provided that includes two hand modules. Data and command input keys are provided in each module and arranged on fingerlike components which are attached to a palm support structure . Eac...
09/25/2007
7248202Finger 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 the other buttons 1,3,7,9, * and #. On the upper, lower, right and lef...
07/24/2007
7193614Multifunctional portable computing device with special housing
A portable computing device includes pivoting and hinging mechanisms which enable its housing to reconfigure to function in multiple modes. In one configuration the device functions as a laptop computer with keyboard input. In another configuration the device folds ...
03/20/2007
7182533Keyboard 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 keystroke. Accordingly the keyboards require less arm and finger move...
02/27/2007
7138593Keytop component, operation key, and electronic device
A keytop component for use in a keytop support member is disclosed that presses a key switch when the keytop component is pressed down. The keytop component includes a keytop member and a base member. The keytop member includes a pair of engagement members. The base...
11/21/2006
7131781Keyboards
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 position, and a second angle of elevation when in the second position. T...
11/07/2006
7125180Collapsible keyboard with supporting structure
A collapsible keyboard with supporting structures for an electronic device. The collapsible keyboard comprises a body, a first supporting structure and a second supporting structure. The body comprises a first section and a second section rotatably connected thereto...
10/24/2006
7108234Keyboard support device and method
A keyboard support device provides a user with ergonomic positioning of the hands during keyboarding to prevent ailments such as carpal tunnel syndrome. The support device provides surfaces to receive a keyboard and mouse. Wedge shaped inserts can be used to alter t...
09/19/2006
7084787System and method for detecting key actuation in a keyboard
A system and method for detecting key actuation in a keyboard assembly, which, in one embodiment, is used as a conductor to electrically communicate with an information appliance. The rows in the keyboard assembly are electrically isolated from one another, and each...
08/01/2006
7059790Keyboard and method of making the same
A method and an apparatus for communicating data to a remote device, the apparatus comprising a keyboard having a plurality of keys. The lower surface of the keyboard is attached to an object along at least a portion of the lower surface of the keyboard. The object ...
06/13/2006
7061752Foldable electronic device
A foldable electronic device includes first and second members interconnected pivotally by a coupling unit. The first and second members have first and second positioning portions, respectively. The coupling unit includes a coupling link, a slide link and a biasing ...
06/13/2006
6991389Foldable 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 plat. The supporting elements are each formed with a ...
01/31/2006
6984081Adjustable 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 keyboard being formed in at least two segments (2, 3) wh...
01/10/2006
6972699Foldable keyboard
A foldable keyboard having a plurality of folding keyboard sections. Each keyboard section includes a frame carrying a key set having a plurality of keys. The key set may be movable laterally relative to the frame. The frame with the key set is foldable with respect...
12/06/2005
6965372User friendly keyboard
A keyboard arranged for enhanced typing speed and easy memorization includes a home row provided with a series of simple words which incorporate the most commonly used letters of the alphabet. Arranged in a central zone above the home row are tab and delete keys, to...
11/15/2005
6940490Raised keys on a miniature keyboard
A miniature keyboard wherein the keys are arranged in a way to improve data entry and decrease the chance of depressing multiple keys at a time. Accordingly, the height of the keys are patterned to decrease the chance of multiple key depressions thus increasing the ...
09/06/2005
6869239Compact 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 capacitance-responsive surfaces as key switches for the rows above and below the home r...
03/22/2005
6860661Ergonomic 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 adapted to support the palms so that the thumbs are separated from the res...
03/01/2005
6802662Non-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 and a plurality of keys attached to the upper surface. The plurality...
10/12/2004
6793421Folding 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 and by a sliding attachment structure that holds them in alignment. Wh...
09/21/2004
6752551Vertically 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 configuration wherein at least some of the rows of keys in the home pos...
06/22/2004
6729783Keyboard 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 surface is convex and abuts the base. A plurality of keyboard keys are...
05/04/2004
6679639Folding 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 and in a small size and which is useful for standard typists...
01/20/2004
6543947Keyboard 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 configuration. The keyboard may also comprise an array of...
04/08/2003
6443643Ergonomic keyboard
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 portion. The left and right portions extend tangentially f...
09/03/2002
6270268Keyboard 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 reciprocating link that links swingably to this holder is...
08/07/2001
6262882Small 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 side of the key board has a lower top than other key switc...
07/17/2001
6183149Impact 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 pillow either replaces or fits over at least one key of a keybo...
02/06/2001
6139207Keyboard 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 reciprocating link that links swingably to this holder is...
10/31/2000
6059470Adjustable, 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 from underneath the desktop of a desk, for pivotal, elevat...
05/09/2000
5899616Impact absorbing keyboard, contoured to the natural shape of the hand and method of using
An ergonomic adaptation to a keyboard, including a plurality of pads, or key pillows, preferably formed together into a key pillow tablet. The key pillows either replace or fit over keys of a keyboard to advantageously alter the consistency, texture and/o...
05/04/1999
5889510Foot-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 panel member. The upper panel member has a first surface wit...
03/30/1999
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