Apparatus to reduce the sagging of the outside walls of vacuum t

Details Apparatus to reduce the sagging of the outside walls of vacuum t Apparatus to reduce the sagging of the outside walls of vacuum t

1991-11-26

1993-07-20

Powell, William A.

Coating apparatus

With vacuum or fluid pressure chamber

118733, C23C 1400

Patent

active

052289176

ABSTRACT:
Apparatus for reducing the sagging of essentially planar outside walls (3, 13) on a vacuum tank (1) under operating conditions, and for preventing displacements, resulting therefrom, of components fastened to these outside walls (3, 13), such as rollers (7, 8) of a winding apparatus (2) which is movable with respect to the vacuum tank (1) in a vacuum tape coating apparatus, wherein spacers (12, 14) are provided between two opposite outside walls (3, 13).

REFERENCES:
patent: 2989026 (1961-06-01), Gardner et al.
patent: 3560166 (1971-02-01), Walles
patent: 5085887 (1992-02-01), Adams

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