Wrap-around joint bar sleeve insulator
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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.
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