Lift chair

Details Lift chair Lift chair

1989-06-30

1990-03-20

Aschenbrenner, Peter A.

Chairs and seats

Movable bottom

Tiltable

297327, A97S 1900

Patent

active

049095692

ABSTRACT:
Disclosed herein is a base for a recliner lift chair in which the push links and flying links are dimensioned to provide constant velocity motion to the seat and back without dwell during movement in the lifting and reclining modes. The base is provided with a flexible tie to afford shifting of the base members to accommodate uneven floors and maintain four-point contact.

REFERENCES:
patent: 1545269 (1925-07-01), Munroe
patent: 3147038 (1964-09-01), Barabas
patent: 3765720 (1973-10-01), Sakai
patent: 4083599 (1978-04-01), Gaffney
patent: 4307912 (1981-12-01), Watt et al.
patent: 4339103 (1982-07-01), Mori et al.
patent: 4453766 (1984-06-01), DiVito
patent: 4616874 (1986-10-01), Pietsch et al.

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