Locking spreader leg for tripod

Details Locking spreader leg for tripod Locking spreader leg for tripod

1982-11-18

1985-06-11

Schultz, William H.

Supports

Stand

Understructure

248411, 2483164, A47B 9100

Patent

active

045223610

ABSTRACT:
A locking mechanism for a first leg member telescopically received within a second leg member, including first and second clamps longitudinally fixed with respect to the second leg member. The second leg member has an opening which exposes a biasing surface of the first clamp and that surface engages a cam surface pivotable about an axis fixed to the second leg member, the cam surface thereby operable to bias the first and second clamps together to engage the first leg member.

REFERENCES:
patent: 2546492 (1951-03-01), Booth
patent: 2668682 (1954-02-01), Dalton
patent: 2699668 (1955-01-01), Stein
patent: 3030060 (1962-04-01), Breuer
patent: 3051425 (1962-08-01), Homrighausen
patent: 3379398 (1968-04-01), Boccone
patent: 3544049 (1970-12-01), Brown et al.
patent: 4104000 (1978-08-01), Fleischmann
patent: 4174900 (1979-11-01), Ina
patent: 4329076 (1982-05-01), Coreth
Brochure entitled "Tripods".
Brochure entitled "Sachtler Motion Picture & Video Camera Support Systems".
Heiwa Brochure entitled "Tripod Photo-Cine & Video Accessories, `The Sole Technique Since 1950`".

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