Patent · US Expired

Device for accepting and holding a workpiece in vacuum coating apparatus

US4984531A · kind A · utility

6Cited by

10References

20Claims

0Family size

Assignee

Leybold GmBH · DE

Inventors

Jaroslav Zejda · Rodenbach, DE
Manfred Schuhmacher · Alzenau, DE

Key dates

Filing date	Oct 11, 1989
Grant date	Jan 15, 1991
Priority date	—
Expiry date	Oct 11, 2009

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC23C14/50
WIPO fieldSurface technology, coating
WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.