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Class 297/71 - Common actuator controls vertical adjustment and relative movement of parts


Subclass of Class 297 - Chairs and seats
Definition: Device wherein means are provided to effect independently
No. of patents: 26
Last issue date: 10/16/2007


NumberTitleIssue Date
7281760Method and device for adjusting a vehicle reclining seat
A method and a device are provided for adjusting a vehicle reclining seat which can be moved together into a resting position, the backrest of a front passenger seat being able to be folded downward to the rear and forming a resting surface together with a backseat....
10/16/2007
7134713Chair with a footrest turnable relative to a chair seat frame
A chair includes a mounting frame, a chair seat frame movable relative to the mounting frame longitudinally between a forward position and a rearward position, a footrest mounted pivotally to a front seat portion of the chair seat frame and an anchored portion of th...
11/14/2006
7077360Passenger sitting/sleeping arrangement
In accordance with the present invention, there is provided a passenger accommodation arrangement for aircraft which provides both a highly efficient use of available aircraft space and a high level of comfort for passengers. In particular, the novel arrangement all...
07/18/2006
7078274Method of forming active matrix type display including a metal layer having a light shield function
In an active matrix type display having built-in drivers, a metal layer is formed over a portion of a transparent substrate and a buffer layer is provided over both the region where the metal layer is formed and over the region where the metal layer is not formed. A...
07/18/2006
6945596Reclining chair with back and footrest adjustable in position at the same time
A reclining chair, which has a back and a footrest both angularly displaceable relative to a seat simultaneously, is equipped with an adjusting mechanism, which includes a shaft, a pedal secured to one end of the shaft, a pushing member secured to the other end of t...
09/20/2005
6942296Apparatus to assist disabled persons
An apparatus for facilitating, in handicapped patients, undressing, dressing and access to body parts between the waist and knees of the patient. The apparatus includes a seat (20) and a back support (10) which between them form an open region (11
09/13/2005
6716144Abdominal exercise machine
The present invention provides and exercise device and methods designed to assist the exerciser in all abdominal strengthening exercises by use of an adjustable resilient means to provide resistance and absorb impact for the exerciser's eccentric range of motion, wh...
04/06/2004
6634043Medical table having controlled movement and method of use
A medical table having a head end column and a pair of foot end columns, all of which are automatically and simultaneously extendable and retractable between upper and lower positions. A patient support system, which may include a body support and separat...
10/21/2003
6155645Rest chair
A rest chair comprises the following features: a seat portion is hingedly supported at a foot portion about a horizontal axis; at the seat portion a foot rest is hingedly linked around a horizontal axis from a position folded under the seat portion into a...
12/05/2000
6056363Reclining computer chair apparatus
An apparatus which will largely prevent irritated ligaments, and sore necks and backs arising from spending long hours at a computer terminal by allowing the user to position themselves in multiple comfortable positions is disclosed. The apparatus for use...
05/02/2000
6015130Leak-proof hydraulic device for supporting a barber's chair
The hydraulic device for raising and lowering seat of the barber's chair has a main housing section and a lower section. A sliding plunger is slidably mounted in a sleeve extending between the lower section and the top cover of the main housing section. A...
01/18/2000
5076644Reclining elevator chair
A reclining elevator chair having a power ram operably connected to both a recliner actuator means for moving a seat-footrest assembly between upright and recline positions in a first mode of operation and an elevator lift means for lifting and tilting th...
12/31/1991
4852939Device for converting a recliner chair to a recliner-lift chair
Disclosed herein is a lift base for converting a manual reclining chair to a powdered lift and reclining chair. The base is readily attached to the reclining hinge and drives the hinge parts as well as the chair frame. A simplified base linkage uses linka...
08/01/1989
4722505Resilient mount with variable antivibration controls for record players
A mount for a record player with variable antivibration controls that make it possible for the user of the player to separately establish an optimum antivibration setting depending on the conditions of the specific surface that the player is resting on an...
02/02/1988
4711486Barber and beauty parlor chair
A barber shop or beauty parlor chair for back shampooing, i.e. the shampooing of the hair and scalp of the head of a person seated in the chair, from the rear of the person, by tilting the chair into a reclined and substantially horizontal position, so th...
12/08/1987
4586749Barber/beauty chair
A pair of link plates, each pivotally connected at one end to a seat base and each pivotally connected at their other ends to a seat plate and seat supported thereby, constrain the seat plate and seat to a rearward and upward movement, or a downward and f...
05/06/1986
4552404Neutral body posture chair
A neutral body posture chair to support a user in a neutral body posture position defined as the natural position a body assumes in weightlessness where the muscle, tendon, and ligament systems acting over the joints are in total balance wherein the trunk...
11/12/1985
4541671Patient support
A patient support is disclosed having a contoured upper body support with an integral lumbar support area. The lower body support is curved at the knee and likewise contoured for patient comfort. The upper body support is pivotally attached to the lower b...
09/17/1985
4527976Dentist chair
The invention relates to a dentist chair with a chair top carrying at least a chair seat. A chair bottom contains a height-adjusting system for the chair top, and at least one apparatus adaptable at the chair bottom which requires various supplies, such a...
07/09/1985
4479678Pneumatic valve
A pneumatic valve is disclosed, for controlling the position of a ram in a partly-extended condition. The valve has a combination of rubbing seals and diaphragms, for smooth operation and reliability. A spring-loaded plunger presses the diaphragm against ...
10/30/1984
4083600Dental chair
A dental chair having a backrest and a seat each of which is angularly adjustable about a common horizontal axis. A motor drives a linkage system which simultaneously angularly adjusts both backrest tilt and seat inclination to positions ranging from one ...
04/11/1978
4047758Adjustable dental recliner
A cushioned counter-balanced reclining dental chair has an underslung carriage which tilts with respect to a support to position a patient's heat at a desired work height. The angle of tilt is established by manual positioning which is facilitated by coun...
09/13/1977
4007960Reclining elevator chair
A reclining elevator chair having a tiltable back, an extendible leg rest, and means for raising the seat and simultaneously tilting it forwardly to assist arthritic or other partially disabled persons in leaving the chair. A power-driven ram tilts the ba...
02/15/1977
3934928Adjustable operatory chair
An operatory-type chair having a seat to which a back rest is pivotably connected for movement between upright and rearwardly extending positions by an electric motor interconnected to said back rest by a rotatable screw driven by said motor. Movement of ...
01/27/1976
3934931Dental chair
A dental chair which comprises a seat, a back inclinable relative to said seat, first means for effecting inclination of said back, second means for pushing the front portion of said seat upward, and third means operable in response to overinclination of ...
01/27/1976
 
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