Hydraulic and earth engineering – Diving – Remote control
Patent
1988-03-14
1989-09-05
Reese, Randolph A.
Hydraulic and earth engineering
Diving
Remote control
405169, 405188, 405190, 285 18, 285101, 285338, 166338, F16L 104, F16L 1702
Patent
active
048633143
ABSTRACT:
A hydraulic stab sub with multiple seals especially for use in remote and harsh environments with the ability to move the seals radially inward to a retracted position in which the hydraulic stab sub can be easily inserted into a mating receptacle and alternately to move the seals radially outward to perform useful functions such as sealing or locking into the receptacle.
REFERENCES:
patent: 993661 (1911-05-01), Dudley
patent: 1822444 (1931-09-01), MacClatchie
patent: 3422864 (1969-01-01), Allinquant
patent: 3542076 (1970-11-01), Richardson
patent: 3768839 (1973-10-01), Thompson
patent: 4439068 (1984-03-01), Pokladnik
patent: 4465104 (1984-08-01), Wittman et al.
patent: 4601608 (1986-07-01), Ahlstone
Reese Randolph A.
Ricci John A.
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