Pipe joints or couplings – With fluid pressure seal – With separate – encased pipe-gripping means
Patent
1993-12-06
1995-12-26
Melius, Terry Lee
Pipe joints or couplings
With fluid pressure seal
With separate, encased pipe-gripping means
285119, 285168, 137613, F16L 2700
Patent
active
054781213
ABSTRACT:
A connector for delivering combustion gas to a gas fired appliance from a stationary supply line where the appliance moves toward and away from the supply line with the connector straightening and flexing between them as the appliance moves. The connector comprises a flexible hose assembly and first and second swivel fittings at respective hose assembly ends. The first and second swivel fittings have respective end walls defining between them the maximum overall connector length. Each swivel fitting comprises a swivel member for communicating the connector with the appliance or the supply line. The swivel members each define a gas flow path and swivel axis extending therethrough with each axis extending parallel to a respective adjacent swivel fitting end wall and each end wall rotatable relative to the swivel member about the axis.
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Undated pages from a Wedgon Petroleum Swivels catalog showing various fittings.
Undated Hose Master, Inc. brochure entitled "Appliance Connectors."
Chun Shackelford Heather
Hose Master, Inc.
Melius Terry Lee
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