Chairs and seats – With table – desk – or easel – Chair-secured standard supports table
Patent
1989-08-30
1991-10-08
Brown, Peter R.
Chairs and seats
With table, desk, or easel
Chair-secured standard supports table
297423, 297DIG10, A47B 8302, A61G 700
Patent
active
050548522
ABSTRACT:
A self-directed seating support and posture control assembly operable between fully seated and erect posture positions. A hand operated, hydraulic lift mechanism pivotally supports a cushioned seat and folding linkage from a base framework. A forward positioned upright utility platform includes a heighth and tilt adjustable tabletop. Depth controllable, cushioned knee/calf and mid-section supports extend from the platform uprights. An accessory, upper body exerciser detachably mounts to the chair back at pivotally mounted arm rests.
REFERENCES:
patent: 1731375 (1929-10-01), Engers
patent: 1858103 (1952-05-01), Menon
patent: 4249774 (1981-02-01), Andreasson
patent: 4802542 (1989-02-01), Houston et al.
patent: 4809804 (1989-03-01), Houston et al.
Brown Peter R.
Tschida D. L.
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