Wrap-around joint bar sleeve insulator

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Description

FIG. 1 is a front perspective view of the wrap-around joint bar sleeve insulator showing the new design;

FIG. 2 is a front elevational view of the design shown in FIG. 1;

FIG. 3 is a rear elevational view of the design shown in FIG. 1;

FIG. 4 is a top plan view of the design shown in FIG. 1;

FIG. 5 is a bottom plan view of the design shown in FIG. 1;

FIG. 6 is a left end elevational view of the design shown in FIG. 1;

FIG. 7 is a right end elevational view of the design shown in FIG. 1;

FIG. 8 is a front perspective view of the wrap-around joint bar sleeve insulator showing a second embodiment of the new design;

FIG. 9 is a front elevational view of the design shown in FIG. 8;

FIG. 10 is a rear elevational view of the design shown in FIG. 8;

FIG. 11 is a bottom plan view of the design shown in FIG. 8;

FIG. 12 is a top plan view of the design shown in FIG. 8;

FIG. 13 is a left end elevational view of the design shown in FIG. 8; and,

FIG. 14 is a right end elevational view of the design shown in FIG. 8.

It is to be understood that the length of the wrap-around joint bar sleeve insulator may vary.

By “length” it is meant to be measured from the left end to the right end of the wrap-around joint bar sleeve insulator.

The drawing(s) are shown broken away to indicate indeterminate length.

Claims

The ornamental design for a wrap-around joint bar sleeve insulator, is shown and described.

Referenced Cited
U.S. Patent Documents
D198471 June 1964 Rankin, Jr.
3257499 June 1966 Broske
D259170 May 12, 1981 Emms
D266143 September 14, 1982 Smith
D440100 April 10, 2001 Horsten
D446249 August 7, 2001 Bjerke et al.
D484544 December 30, 2003 Healy
D510517 October 11, 2005 Noack
D526887 August 22, 2006 Remmers et al.
Patent History
Patent number: D547642
Type: Grant
Filed: Aug 15, 2005
Date of Patent: Jul 31, 2007
Assignee: Portec Rail Products, Inc. (Pittsburgh, PA)
Inventors: W. Thomas Urmson, Jr. (Valencia, PA), John W. Mospan (Pittsburgh, PA), John M. Downey (Ashland, KY), Patrick J. Boario (Allegheny Township, PA)
Primary Examiner: Holly H. Baynham
Assistant Examiner: Sheryl Friedman
Attorney: The Webb Law Firm
Application Number: 29/236,399
Classifications
Current U.S. Class: D8/382