Joint seal retaining element

Details Joint seal retaining element Joint seal retaining element

1995-06-06

1997-05-13

Ball, Michael W.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156 71, 156267, 404 47, 52393, E01D 1906

Patent

active

056288573

ABSTRACT:
A method of manufacturing a retaining element for an expansion joint seal comprises co-extruding, in a desired profile, a thermoplastic rubber body with high density thermoplastic elastomer reinforcing plate on the lower surface thereof. The reinforcing plate includes at least one rib extending into the thermoplastic rubber body. After the co-extruded body and reinforcing plate are permitted to cool and harden the lower surface of said co-extruded body and reinforcing plate is mechanically planed to obtain a retaining element of said desired profile with a flat lower surface.

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