Thermoplastic strap weld with encapsulated cavities

Details Thermoplastic strap weld with encapsulated cavities Thermoplastic strap weld with encapsulated cavities

1986-07-02

1987-11-17

Thomas, Alexander S.

Stock material or miscellaneous articles

Sheets or webs edge spliced or joined

4283105, 4283148, 4283175, 428220, B32B 518

Patent

active

047073900

ABSTRACT:
An improved welded joint is provided for use with overlapping strap portions. Parts of the thickness of each strap portion are merged together to define a continuous joint region. The joint region further includes a plurality of encapsulated cavities distributed at least in the end portions of the joint region.

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Article entitled "Strapping Welded by Friction", published in The Iron Age, Jul. 7, 1966, on p. 72.
"Operation, Parts and Safety Manual Signode Spirit.TM. Strapping Machine", published by Signode Corporation, 2600 West Lake Avenue, Glenview, Illinois, 60025, under the designation 286022.COPYRGT. Signode Corp., 8/85.
Asnisimova, A. P. and R. I. Zakson, "The Vibro-Friction Welding of Plastics," Svar. Proiz., 1964, No. 8, pp. 23-24, (English pp. 45-48).

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