Elevating mechanism for furniture

Details Elevating mechanism for furniture Elevating mechanism for furniture

2005-02-01

2009-02-10

Ridley, Richard W (Department: 3682)

Machine element or mechanism

Mechanical movements

Reciprocating or oscillating to or from alternating rotary

C108S147000

Reexamination Certificate

active

07487690

ABSTRACT:
An elevating mechanism for furniture installed in a height adjustable article of furniture includes a transmission unit and a rotary handle. The transmission unit utilizes a plurality of cylindrical gears mounted on respective shafts, such that the cylindrical gears will be engaged and rotate simultaneously. A rotary handle serves to activate a rotation of a bolt with respect to a still nut and an upward or downward motion of the article connected to the bolt with respect to the article on which the nut is mounted.

REFERENCES:
patent: 3405931 (1968-10-01), Anderson
patent: 6024025 (2000-02-01), Koch et al.
patent: 6289825 (2001-09-01), Long
patent: 6474246 (2002-11-01), Hsu
patent: 6935250 (2005-08-01), Arnold

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