Electric engine heater

- Aktiebolaget Volvo
Description

FIG. 1 is a top and right side perspective view of an electric engine heater showing my new design;

FIG. 2 is a bottom and left side perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is an elevational view thereof from the left of FIG. 6; and,

FIG. 8 is an elevational view from the right of FIG. 6.

Referenced Cited
U.S. Patent Documents
1491950 April 1924 Harrison
2838648 June 1958 Ladue
4844029 July 4, 1989 Suzuki
Other references
  • J. C. Whitney & Co. Cat. p. 27, Engine Heater, lower right side of page.
Patent History
Patent number: D333181
Type: Grant
Filed: Jan 14, 1991
Date of Patent: Feb 9, 1993
Assignee: Aktiebolaget Volvo (Goteborg)
Inventor: Bengt Ode (Harestad)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lisa Lichtenstein
Law Firm: Young & Thompson
Application Number: 7/641,116
Classifications