Patent
   D307744
Priority
Mar 09 1987
Filed
Mar 09 1987
Issued
May 08 1990
Expiry
May 08 2004
Assg.orig
Entity
unknown
6
3
n/a
The ornamental design for an electrical contact assembly, as shown and described.

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.

Ernest, Richard B.

Patent Priority Assignee Title
D373997, May 01 1992 Electrical contact cartridge box
D384645, May 01 1992 Five barrel electrical contact cartridge box
D384647, May 01 1992 Two barrel electrical contact cartridge box
D386474, May 01 1992 Three barrel electrical contact cartridge box
D417199, Jul 17 1998 METROL CO , LTD Push-switch with a cord
D937222, Oct 30 2020 ISOMETRIX DESIGN INC ; INVENTUS POWER, INC Electrical contact
Patent Priority Assignee Title
3305658,
3676626,
4218599, Nov 30 1977 Steelcase Inc. Polymer spring
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 16 1987ERNEST, RICHARD B PENN ENGINEERING & MANUFACTURING CORP DANBORO, PA A CORP OF DE ASSIGNMENT OF ASSIGNORS INTEREST 0046790208 pdf
Mar 09 1987Penn Engineering & Manufacturing Corp.(assignment on the face of the patent)
Mar 26 1998PENN ENGINEERING & MANUFACTURING CORP PEM MANAGEMENT, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0090970554 pdf
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