Bolt heater rod assembly unit

- Power House Tool, Inc.
Description

FIG. 1 is a perspective view of a bolt heater rod assembly unit embodying the principles of the present invention;

FIG. 2 is a side elevational view of a side opposite that visible in FIG. 1;

FIG. 3 is a bottom elevational view of the bolt heater rod assembly unit;

FIG. 4 is a front end elevational view of the bolt heater rod assembly unit of FIG. 1;

FIG. 5 is a rear end elevational view of the bolt heater rod assembly unit of FIG. 1;

FIG. 6 is a perspective view of a front portion of the bolt heater rod assembly unit of FIG. 1, shown separately for clarity of illustration;

FIG. 7 is a side elevational view of the bolt heater rod assembly unit portion of FIG. 6;

FIG. 8 is a plan view of the bolt heater rod assembly unit portion of FIG. 6, the bottom view being identical;

FIG. 9 is a front end elevational view of the bolt heater rod assembly unit portion of FIG. 6; and,

FIG. 10 is a rear end elevational view of the bolt heater rod assembly unit portion of FIG. 6.

The broken line showing of environmental structure in FIG. 1 is for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
976405 November 1910 Shoenberg
2834864 May 1958 Grinde
3469075 September 1969 Barbier
Foreign Patent Documents
888941 December 1943 FRX
2706291 August 1978 DEX
Other references
  • Power House Tool Inc. catalog, pp. 9 and 10.
Patent History
Patent number: D371832
Type: Grant
Filed: Feb 14, 1994
Date of Patent: Jul 16, 1996
Assignee: Power House Tool, Inc. (Joliet, IL)
Inventor: Michael W. Kelly (Joliet, IL)
Primary Examiner: Lisa P. Lichtenstein
Law Firm: Hill, Steadman & Simpson
Application Number: 0/18,635
Classifications