Chairs and seats – Legrest or footrest interconnected to move relative to... – With means to move bottom relative to and concurrently with...
Patent
1982-03-05
1984-10-16
McCall, James T.
Chairs and seats
Legrest or footrest interconnected to move relative to...
With means to move bottom relative to and concurrently with...
297 68, 297270, 297DIG7, A47C 102
Patent
active
044771185
ABSTRACT:
An office chair has a mobile pedestal carriage with a cross span beam on which relatively movable chair frame, seat frame, and leg rest frame assemblies are mounted for rocking motion under the control of an adjustable spring mechanism and a ratchet mechanism that inhibits rocking if the leg rest is in the extended position.
REFERENCES:
patent: 3603641 (1971-09-01), Knabusch et al.
patent: 3638995 (1972-02-01), Flanagan et al.
patent: 3926472 (1975-12-01), Evans
patent: 4383714 (1983-05-01), Ishida
La-Z-Boy Chair Co.
McCall James T.
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