Device for accepting and holding a workpiece in vacuum coating a

Details Device for accepting and holding a workpiece in vacuum coating a Device for accepting and holding a workpiece in vacuum coating a

1989-10-11

1991-01-15

Hoag, Willard

Coating apparatus

With vacuum or fluid pressure chamber

118730, 20429823, 20429828, B05C 309

Patent

active

049845314

ABSTRACT:
A vacuum coating device having a workpiece carrier rotatably positioned within the process chamber including a device for positioning and releasably securing the workpiece on the carrier comprising a crank-lever mechanism positioned at a transfer station and a clamping mechanism positioned on the carrier. The crank lever mechanism operatively engages the clamping mechanism to release or secure a workpiece on the carrier.

REFERENCES:
patent: 2432950 (1947-12-01), Turnek et al.
patent: 3023727 (1962-03-01), Theodoseau et al.
patent: 3532072 (1970-10-01), Kiwiet
patent: 3904930 (1975-09-01), Waldron et al.
patent: 3991707 (1976-11-01), Thelen et al.
patent: 4500407 (1985-02-01), Boys et al.
patent: 4685852 (1987-08-01), Rubin et al.
patent: 4687542 (1987-08-01), Davis et al.
patent: 4770590 (1988-09-01), Hughues et al.
patent: 4808291 (1989-02-01), Denton et al.

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