Explosion-proof housing for electrical circuit components
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Description
FIG. 1 is a pictorial view of an explosion-proof housing for electrical circuit components embodying our new design, as seen from the lower right front;
FIG. 2 is a pictorial view thereof as seen from the upper right rear;
FIG. 3 is a bottom view thereof, at a reduced scale;
FIG. 4 is a top plan view thereof, at a reduced scale;
FIG. 5 is a front edge elevational view thereof, at a reduced scale;
FIG. 6 is a rear edge elevational view thereof, at a reduced scale; and
FIG. 7 is an end elevational view thereof, at a reduced scale.
Referenced Cited
Patent History
Patent number: D273783
Type: Grant
Filed: Apr 20, 1981
Date of Patent: May 8, 1984
Assignee: Sentrol, Inc. (Portland, OR)
Inventors: Thomas J. Holce (Portland, OR), Charles M. Huckins (Tigard, OR)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lynn Wilder
Law Firm: Chernoff, Vilhauer, McClung, Birdwell & Stenzel
Application Number: 6/255,567
Type: Grant
Filed: Apr 20, 1981
Date of Patent: May 8, 1984
Assignee: Sentrol, Inc. (Portland, OR)
Inventors: Thomas J. Holce (Portland, OR), Charles M. Huckins (Tigard, OR)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lynn Wilder
Law Firm: Chernoff, Vilhauer, McClung, Birdwell & Stenzel
Application Number: 6/255,567
Classifications
Current U.S. Class:
D13/40