Compressor upper shell weld ring

Details Compressor upper shell weld ring Compressor upper shell weld ring

1998-07-15

2000-09-26

Paschall, Mark

Pumps

Motor driven

Electric or magnetic motor

417410, A21B 100, A21B 122, F27D 1100

Patent

active

061235202

ABSTRACT:
The present invention relates to a weld ring for aiding in securing parts of an outer shell of a compressor to each other and a method for utilizing the same. The weld ring is comprised of a upper ring and a lower ring. The upper ring inserts into a rim of an upper shell assembly of the compressor. The lower ring inserts into a center shell assembly of the compressor. The weld ring aligns the upper shell assembly relative to the center shell assembly. The upper shell assembly, center shell assembly, and weld ring are secured to each other. Preferably, the upper shell assembly, center shell assembly, and weld ring are secured to each other by a welded joint.

REFERENCES:
patent: 3887304 (1975-06-01), Otaki et al.
patent: 4730994 (1988-03-01), Maertens
patent: 5055010 (1991-10-01), Logan
patent: 5141420 (1992-08-01), Nambiar
patent: 5267844 (1993-12-01), Grassbaugh et al.
patent: 5445507 (1995-08-01), Nakamura et al.
patent: 5980222 (1999-11-01), Fry

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