Fluid handling – With liquid valves or liquid trap seals – Liquid seal in liquid flow line; flow liquid forms seal
Reexamination Certificate
2004-11-09
2008-09-30
Tapolcai, William E (Department: 3744)
Fluid handling
With liquid valves or liquid trap seals
Liquid seal in liquid flow line; flow liquid forms seal
C004S679000
Reexamination Certificate
active
07428909
ABSTRACT:
Fixtures for trapping condensation, molds, methods of making fixtures and air conditioning systems are disclosed. The fixtures have a hollow body and at least one curved portion in which condensation may be trapped. The mold incorporates at least one mold core that may be removed from the curved portion of the molded fixture after molding.
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Brusha RF, “Condensate Traps for Cooling Coils”,HPAC Engineering, Oct. 2001, pp. 44-46.
Klein Donald J.
Scifres Robert P.
Calfee Halter & Griswold LLP
Lasco Fittings, Inc.
Tapolcai William E
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