Hydraulic coupling

Details Hydraulic coupling Hydraulic coupling

1994-02-17

1996-09-17

Nicholson, Eric K.

Pipe joints or couplings

With fluid pressure seal

Flexible lip

285923, 285348, 285108, F16L 3728

Patent

active

055561390

ABSTRACT:
A hydraulic coupling employing a polymeric elastomeric sealing member to provide an excellent seal under pressure. The polymeric elastomeric seal additionally has high resistance to acids, alkalis, hydrocarbons, ketones, ethers, esters, alcohols and salt solutions. The sealing member has the elasticity to return to its normal physical condition after pressure is removed.

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patent: 5072755 (1991-12-01), Wilcox
patent: 5085443 (1992-02-01), Richards
patent: 5134030 (1992-07-01), Ueda et al.
patent: 5205568 (1993-04-01), Stoll et al.
patent: 5232021 (1993-08-01), Smith

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