Method of making a hose having an improved surface appearance

Details Method of making a hose having an improved surface appearance Method of making a hose having an improved surface appearance

1976-03-30

1978-07-25

Weston, Caleb

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

138121, 138123, 138137, 138141, 156172, 156257, F16L 104

Patent

active

041027248

ABSTRACT:
A vulcanized reinforced elastomeric hose and a method for its production wherein a layer of uncured rubber supported on a mandrel is surrounded by reinforcement filaments and thereafter vulcanized. In the same method of the invention recesses are provided in the surface of the uncured rubber beneath the reinforcement filaments to accommodate expansion of the mandrel and/or expansion of the uncured rubber and/or shrinkage of the filaments and thereby prevent rubber from being exuded above the reinforcement filaments on curing.

REFERENCES:
patent: 2439043 (1948-04-01), Evans
patent: 2652093 (1953-09-01), Burton
patent: 3008860 (1961-11-01), Balkin et al.
patent: 3168910 (1965-02-01), Galloway et al.
patent: 3599677 (1971-08-01), O'Brien
patent: 3814138 (1974-06-01), Courtot

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