Chair having a seat with front and rear seat portions being hing

Details Chair having a seat with front and rear seat portions being hing Chair having a seat with front and rear seat portions being hing

1987-05-20

1988-08-23

McCall, James T.

Chairs and seats

Movable bottom

Tiltable

297 91, 297300, 297312, A47C 102

Patent

active

047656794

ABSTRACT:
A chair has a seat connected to the seat support (1) by means of a front guide rod (11). The seat includes front and rear seat portion (8) hinged to each other. The rear seat portion (8) is secured to the seat support (1) by means of a rigidly connected downwardly extending element to which one end of a second guide rod (16) is hinged by a bearing (17). The other end of the second guide rod is connected by another bearing (15) to a section (14) of the back rest support (3). The back rest support is hinged at the seat support (1). A force storage member (13) is connected by joints to both the seat support (1) and to the seat.

REFERENCES:
patent: 3869172 (1975-03-01), James et al.
patent: 4471994 (1984-09-01), Zund et al.
patent: 4521053 (1985-01-01), De Boer
patent: 4533177 (1985-08-01), Latone
patent: 4682814 (1987-07-01), Hansen
patent: 4684173 (1987-08-01), Locher

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