Back to results
US 8,539,985 B2Granted
Compact high pressure rubber hose
AssigneeParker-Hannifin Corporation
InventorsAndreas Weil, John Huckaby, Mathew Johns, Kyu Tae Lee, Perluigi Pelanda
Life of this patent
Estimating the term…
Abstract
Compact flexible reinforce rubber hose adapted for conveying fluids under high pressure. The hose includes a thin inner tube formed of a vulcanized rubber.
Claims12
A compact hose having a tubular wall comprising:
- an innermost tube formed of a vulcanized rubber comprising an acrylonitrile butadiene rubber (NBR) or a copolymer or blend thereof, the innermost tube having a tube wall thickness (t) of between about 0.02-0.05 inch (0.5-1.25 mm);
- a first reinforcement layer surrounding the innermost tube and being bonded thereto;
- at least a second reinforcement layer surrounding the first interlayer;
- an interlayer interposed between the first and the second reinforcement layer, the interlayer bonding the first reinforcement layer to the second reinforcement layer;
- and
- a cover surrounding the second reinforcement layer,
- wherein the wall has a hose wall thickness (T), and the tube wall thickness t comprises less than about 25% of the hose wall thickness.
4 more elements
Dependencies are inferred from the claim text.