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US2635901A
(en)
|
|
Joint for smooth-surfaced pipe
|
|
US3113792A
(en)
|
|
Pipe union with separable flange for nut
|
|
US2631872A
(en)
|
|
Quick coupling
|
|
US1261687A
(en)
|
|
Hose-coupling.
|
|
US2308542A
(en)
|
|
Coupling
|
|
US1898623A
(en)
|
|
Pipe coupling
|
|
US2465197A
(en)
|
|
Coupling
|
|
IE42896L
(en)
|
|
Pipe coupling
|
|
US3186740A
(en)
|
|
Couplings for connecting tubular conduits
|
|
GB913160A
(en)
|
|
Reusable hose or conduit end fitting
|
|
EP0536844A1
(en)
|
|
Connector for the fluid-tight locking of plain pipes to threaded coupling elements
|
|
GB1085273A
(en)
|
|
Improvements relating to pipe couplings
|
|
US2365747A
(en)
|
|
Detachable hose coupling
|
|
US2447947A
(en)
|
|
Variable union
|
|
US3695632A
(en)
|
|
Hose coupler
|
|
US4208034A
(en)
|
|
Quick-coupling assembly for fluid conduits
|
|
US1726238A
(en)
|
|
Hose coupling
|
|
SU417673A1
(enExample)
|
|
|
|
US5125694A
(en)
|
|
Quick-connect and disconnect pipe-joint fitting
|
|
GB2138089A
(en)
|
|
Pipe connectors
|
|
US2727763A
(en)
|
|
Pipe connector for threadless pipe
|
|
US1726808A
(en)
|
|
Conduit fitting
|
|
US2354460A
(en)
|
|
Hydraulic tube coupling
|
|
US935082A
(en)
|
|
Hose-coupling.
|
|
JPS6233184Y2
(enExample)
|
|
|