Safe height-adjusting device

Details Safe height-adjusting device Safe height-adjusting device

1989-12-29

1991-08-13

Chotkowski, Karen J.

Supports

Stand

Adjustable vertically

248396, 108146, 297345, F16M 1300

Patent

active

050390546

ABSTRACT:
A safe height-adjusting device includes two pairs of pivotally interconnected triangular plates which support the upper portion of a two-part body on the lower portion of the two-part body. When the height of the body is adjusted, the fingers of the user cannot be clamped between the plates.

REFERENCES:
patent: 720776 (1903-02-01), Bennett
patent: 2641247 (1953-06-01), Genebach
patent: 3460793 (1969-08-01), Posh
patent: 4247071 (1981-01-01), Carella et al.
patent: 4561621 (1985-12-01), Hill

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