Patent
   D354738
Priority
May 20 1993
Filed
May 20 1993
Issued
Jan 24 1995
Expiry
Jan 24 2009
Assg.orig
Entity
unknown
16
6
n/a
The ornamental design for an interlock switch housing, as shown and described.

FIG. 1 is a perspective view of an interlock switch in accordance with the invention;

FIG. 2 is a front elevation of the interlock switch of FIG. 1;

FIG. 3 is a bottom plan view of the interlock switch of FIGS. 1 and 2;

FIG. 4 is a right side elevation of the interlock switch;

FIG. 5 is a left side elevation of the interlock switch;

FIG. 6 is a rear elevation of the interlock switch; and,

FIG. 7 is a rear perspective view of the interlock switch.

The broken lines in FIGS. 6 and 7 is included for the purpose of illustrating environmental structure only and forms no part of the claimed design.

Zimmermann, Jerome E., Dennison, John J.

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Patent Priority Assignee Title
3735078,
4503293, Dec 17 1982 THOMAS & BETTS INTERNATIONAL, INC , A CORP OF DELAWARE Interlocking plug and receptacle mechanism with actuating means
4553000, Nov 14 1983 APPLETON ELECTRIC LLC Plug and receptacle with separable switch contactors
4713498, Oct 24 1985 Square D Starkstrom GmbH Switch gear
5243157, May 06 1992 Hubbell Incorporated Lockable handle
D274145, Feb 26 1982 Engineering Enterprises, Inc. Explosion-proof box for electrical components
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 19 1993ZIMMERMANN, JEROME E Hubbell IncorporatedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0065630504 pdf
May 19 1993DENNISON, JOHN J Hubbell IncorporatedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0065630504 pdf
May 20 1993Hubbell Incorporated(assignment on the face of the patent)
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