Inclinable backrest pivot rod and an inclination adjusting syste

Details Inclinable backrest pivot rod and an inclination adjusting syste Inclinable backrest pivot rod and an inclination adjusting syste

1983-04-20

1984-09-11

Sakran, Victor N.

Chairs and seats

Movable back

Tiltable

16DIG24, 74548, 403259, 403361, H47C 1024, G05G 112

Patent

active

044706332

ABSTRACT:
An adjusting system comprising two pivot device 6 and 7 which are symmetrical and have extending therethrough means defining a stepped central aperture whose dimension increases from the interior of the seat structure to the exterior of the latter. A rod 10 which is extended at each end by a square-sectioned bar 23 is slidably mounted in the apertures of the two pivot devices and is fitted at one end in a sleeve rigid with a control element 30. A locking hairpin element locks the control member to the rod but may be withdrawn at any time so as to permit reversing the direction in which the seat structure is positioned.

REFERENCES:
patent: 2271266 (1942-01-01), Kost
patent: 2522991 (1950-09-01), Caserta
patent: 3342273 (1967-09-01), Crane
patent: 3401979 (1968-09-01), Putsch
patent: 3436107 (1969-04-01), Karden
patent: 3606406 (1971-09-01), Walters
patent: 3673891 (1972-07-01), Pickles
patent: 3709534 (1973-01-01), Coe
patent: 4366983 (1983-01-01), Klveting et al.

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