Adjustable armrest for chairs
作者： John Hanna J. Hasbany , Glenn A. Knoblock , Larry DeKraker , Arnold B. Dammermann , Michel A. Lamart
DOI:
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摘要: An armrest construction (30) for chairs (33) includes an support (34) having a lower end constructed attachment to chair (33), upper end, and mounting block (35) attached the end. A pivot (36) is pivoted at main (37), upwardly-extending follower (38). First second gears (39, 40) are each (36), intermeshing teeth (41, 42) inner such that rotation of first gear (39) causes (40) simultaneously rotate in opposite direction, further outer ends. plate (43) pivot/slide members (44, 45) engages ends 40), has guide (46) operably engaging (38) lateral movement along predetermined path. The rotatable about (37) adjust angular orientation laterally movable continuously parallel positions width relative (33). mounted on vertically-adjustable member optimal adjustability.
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