Electrical contact assembly

Description

FIG. 1 is a top and front perspective view of the plunger portion of my electrical contact assembly, the button portion being omitted for convenience of illustration;

FIG. 2 is a front view thereof, the button portion being omitted for convenience of illustration;

FIG. 3 is right-hand side view thereof, the left-hand side view thereof being substantially the same, the button portion being omitted for convenience of illustration;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view showing my complete electrical contact device containing the plunger portion shown in contacting relation with the contact button portion;

FIG. 6 is a top and front perspective view of the contact button portion the plunger portion being omitted for convenience of illustration;

FIG. 7 is a front view thereof the plunger portion being omitted for convenience of illustration;

FIG. 8 is a side view thereof the plunger portion being omitted for convenience of illustration;

FIG. 9 is a rear view thereof; and

FIG. 10 is similar to FIG. 5 showing a top view of the contact button shown in contacting cooperation with the plunger portion, the dotted lines shows the relation between these parts and metal sheets to which they are normally affixed and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
3305658 February 1967 Heyhal
3676626 July 1972 Mitchell
4218599 August 19, 1980 Garn
Patent History
Patent number: D307744
Type: Grant
Filed: Mar 9, 1987
Date of Patent: May 8, 1990
Assignee: Penn Engineering & Manufacturing Corp. (Danboro, PA)
Inventor: Richard B. Ernest (Northampton Township, Bucks County, PA)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Joel Sincavage
Attorney: Gregory J. Gore
Application Number: 7/23,305
Classifications
Current U.S. Class: Button Operated (D13/171)