Title: Counterbalance support

Abstract: A counterbalance support for hingedly mounting a cover on a cabinet for vertical swinging movements between horizontally disposed closed and vertically disposed open positions, which features an arrangement for maintaining a counterbalance spring device in a deactivated condition permitting non-counterbalanced pivotal movements of hinge parts of the support, as an incident to mounting the cover on the cabinet.

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Inventors: Boyd, Kenneth J. (E. Randolph, NY)

Application Number: 06/124797
Filing Date: 1980-02-26
Publication_date: 1982-01-26
Assignee: WEBER KNAPP CO

Primary Class(es): 16/279 16/289
Other Classes: E05F1/12; E05F1/00; E05F3/04; E05F3/20
US Patent Ref:

1693860	December, 1928	Olson	16/85	Doorcheck
3496595	February, 1970	Larson	16/180	HINGE AND COUNTER-BALANCING SUPPORT
3562848	February, 1971	Czapar	16/55
3771194	November, 1973	Little	16/190	IMPROVED COVER MOUNTING HINGE AND COUNTER BALANCE MECHANISM AND METHOD OF MOUNTING SAME
4015309	April, 1977	Gronbach	16/85	Hinge with compressions spring for counter-balancing weight of leaves
4034438	July, 1977	Csokasy et al.	16/85	Closure counter-balance
4091502	May, 1978	Little	16/85	Counterbalance mechanism

Other Refs:
Primary Examiner: Reynolds, Wm Carter
Assistant Examiner:
Attorney: Bean, Kauffman & Bean

Claims:

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