Auxiliary table plate device with elevation adjusting device

Details Auxiliary table plate device with elevation adjusting device Auxiliary table plate device with elevation adjusting device

2006-11-28

2006-11-28

Wilkens, Janet M. (Department: 3637)

Horizontally supported planar surfaces

Horizontally adjustable

Concurrent horizontal and vertical movements

C248S284100

Reexamination Certificate

active

07140306

ABSTRACT:
An auxiliary table plate device with an elevation adjusting device includes two linkages at two sides; one end of each linkage being connected to an auxiliary table plate; and another end of each linkage being connected to a twisting element; the twisting element rotating as the twisting element is driven by a telescopic pressure pump so as to drive the linkages; thus the auxiliary table plate connected to the linkages rotating to change the elevation of the auxiliary table plate; when the pump stops, the auxiliary table plate being fixed.

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patent: 6336618 (2002-01-01), Barber
patent: 7013813 (2006-03-01), Lima et al.

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