Support for a seat including a pedestal adapted to receive a ver

Details Support for a seat including a pedestal adapted to receive a ver Support for a seat including a pedestal adapted to receive a ver

1992-06-02

1994-07-12

Cranmer, Laurie K.

Chairs and seats

Movable bottom

Movable independently of back

2971951, A47C 300

Patent

active

053282400

ABSTRACT:
A vertically adjustable seat with means to permit adjustment of the horizontal inclination of the seat and partial rotation thereof, consisting of a pedestal base, a support frame made of two tubings attached to it, as well as a seat supporting member fastened to the support frame and a seating unit affixed to this seat supporting member, in which arrangement the seat supporting member, along with the seating unit, is vertically adjustable along the support frame, and the seating unit is adjustable in inclination, in which arrangement the seating unit is fastened onto a seat supporting member and the seat supporting member is swivellably mounted between two forward projecting arms of a click-stop unit which is slidable along the support frame, said seat supporting member being capable of being locked into various positions, and in which arrangement the click-stop unit with detent latches is capable of being brought into engagement with detent holes in the support frame to effect adjustment of the height of the seat. Thus, vertical and horizontal adjustment of the seat is easily accomplished, and requires only one hand of the user. Partial rotation of the seat is also facilitated.

REFERENCES:
patent: 1184886 (1916-05-01), Spalding
patent: 1711526 (1929-05-01), Forsyth
patent: 1826643 (1931-10-01), Anderson
patent: 3625563 (1971-12-01), Dickinson
patent: 4738487 (1988-04-01), Shelinsky et al.
patent: 4793654 (1988-12-01), Takafuji

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