Clamps

Supports – Brackets – Specially mounted or attached

Patent

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Details

24822912, 248321, G09F 718

Patent

active

060193298

ABSTRACT:
A clamp for use in stage lighting and similar applications comprises a main body portion which is provided with a pair of wheels and an arm mounted on the main body portion provided with a pair of wheels . A locking handle is pivotally mounted on the arm and is arranged to move the arm between a closed position in which the wheels are engageable with a bar or rail and an open position in which the wheels are clear of the bar or rail. A bolt or screw is secured to the arm and is adapted for attachment to the clamp of a lantern.

REFERENCES:
patent: 614880 (1898-11-01), Miller
patent: 1754929 (1930-04-01), Atticks et al.
patent: 1857293 (1932-05-01), Vroom
patent: 4332363 (1982-06-01), Ware
patent: 4477865 (1984-10-01), Tsuyama
patent: 4848714 (1989-07-01), Ziaylek, Jr. et al.
patent: 4862336 (1989-08-01), Richardson et al.
patent: 5106050 (1992-04-01), Vaccaro et al.
patent: 5584457 (1996-12-01), Fawcett

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