Lift mechanism for dental chair

Details Lift mechanism for dental chair Lift mechanism for dental chair

1980-05-15

1982-08-17

Reynolds, Wm. Carter

Supports

Stand

Adjustable vertically

297330, 297DIG10, A47C 102, A61G 1500

Patent

active

043445942

ABSTRACT:
A dental chair lift mechanism employing a parallelogram lift has a linkage arrangement which offsets the horizontal component of motion produced by the parallelogram lift so that the seat of the dental chair can be elevated in a substantially straight vertical path.

REFERENCES:
patent: 2101350 (1937-12-01), Simpson et al.
patent: 2170098 (1939-08-01), Stephenson
patent: 3685780 (1972-08-01), Stannebein
patent: 3796282 (1974-03-01), Denier et al.
patent: 3804460 (1974-04-01), Leffler
patent: 3917210 (1975-11-01), Miller
patent: 4083600 (1978-04-01), Hirth

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