Electrical device box for mounting in a clean room

Details Electrical device box for mounting in a clean room Electrical device box for mounting in a clean room

1996-05-30

1997-12-02

Kincaid, Kristine L.

Electricity: conductors and insulators

Boxes and housings

With electrical device

220 33, H01R 13502, H01H 904

Patent

active

056939094

ABSTRACT:
An electrical device box to mount an electrical device such as a wall switch in a clean room. The device box is of seamless, stainless steel construction, having side walls, end walls and a back wall defining a housing with a planar front opening. Device flanges are recessed within the front opening for mounting the electrical device. A sealing gasket is fitted over the front opening with the electrical device installed therein. The box can be readily cleaned using the usual harsh and abrasive cleaning materials in a clean room wash-down. The box has no cracks, crevices or other openings to collect dirt and permit bacterial growth.

REFERENCES:
patent: 1481415 (1924-01-01), Casper
patent: 2680533 (1954-06-01), Cole
patent: 2991327 (1961-07-01), Bellek
patent: 3197548 (1965-07-01), Weitzman et al.
patent: 3392228 (1968-07-01), Zerwes
patent: 3597523 (1971-08-01), Guritz
patent: 3728470 (1973-04-01), Maier
patent: 4223796 (1980-09-01), Silver
patent: 4265365 (1981-05-01), Boteler
patent: 5237128 (1993-08-01), Wuertz
patent: 5296647 (1994-03-01), Banker
Northland Electrical Supply Company, 1993 catalog, pp. 26 and 42.

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