Replaceable resistor for a soldering iron

- Cooper Industries, Inc.
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Description

FIG. 1 is a perspective view of my new design for replaceable resistor for a soldering iron;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
2379515 July 1945 Gallo
2417547 March 1947 Donnelly
Foreign Patent Documents
816003 October 1951 DEX
1116364 June 1968 GBX
Other references
  • Atlas Magnets on p. 333 of Hong Kong Enterprise 5-85.
Patent History
Patent number: D317898
Type: Grant
Filed: Mar 23, 1987
Date of Patent: Jul 2, 1991
Assignee: Cooper Industries, Inc. (Houston, TX)
Inventor: Jack L. Wilhelmson (Cheraw, SC)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Joel Sincavage
Attorneys: Alan R. Thiele, Donald J. Verplancken, David A. Rose
Application Number: 7/29,472
Classifications
Current U.S. Class: Condenser, Resistor Or Potentiometer (5) (D13/125)