Heavy-duty hose having a multi-layered core tube

Details Heavy-duty hose having a multi-layered core tube Heavy-duty hose having a multi-layered core tube

1991-06-17

1992-10-27

Bryant, III, James E.

Pipes and tubular conduits

Flexible

Distinct layers

138125, 138126, F16L 1100

Patent

active

051581132

ABSTRACT:
A hose is disclosed which is characterized by enhanced durability against severe pressure and temperature conditions and by improved coupler attachment without bulging. The hose has a multi-layered inner tube including an inner wall and an outer wall formed respectively of a selected class of rubbers. Both walls are so structured as to satisfy specified modulus and thickness characteristics.

REFERENCES:
patent: 4474217 (1984-10-01), DeMarse et al.
patent: 4633912 (1987-01-01), Pilkington et al.
patent: 4652475 (1987-03-01), Haney et al.
patent: 4657285 (1987-04-01), Akiyama et al.
patent: 4759388 (1988-07-01), Kiyama et al.
patent: 4762589 (1988-08-01), Akiyama et al.
patent: 4842024 (1989-06-01), Palinchak

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