Friction welding tool for thermoplastic straps or similar article

- Strapex AG
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Description

FIG. 1 is a front and left side perspective view of the friction welding tool for thermoplastic straps or similar article showing my new design;

FIG. 2 is a rear, bottom and right side perspective view thereof;

FIG. 3 is a top, left side perspective view thereof;

FIG. 4 is a top, right side perspective view thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a front perspective view thereof.

Referenced Cited
U.S. Patent Documents
2982069 May 1961 England
3442733 May 1969 Vilcins
3554845 January 1971 Billett et al.
3654033 April 1972 Angarola et al.
4096019 June 20, 1978 Lehmann
Patent History
Patent number: D302433
Type: Grant
Filed: Jan 3, 1986
Date of Patent: Jul 25, 1989
Assignee: Strapex AG (Wohlen)
Inventor: Franklin F. Niedrig (Berikon)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Clare E. Heflin
Attorney: Werner W. Kleeman
Application Number: 6/816,069