Pumps – Motor driven – Electric or magnetic motor
Reexamination Certificate
2006-12-19
2006-12-19
Stashick, Anthony D. (Department: 3746)
Pumps
Motor driven
Electric or magnetic motor
C417S312000
Reexamination Certificate
active
07150605
ABSTRACT:
A reciprocating compressor includes a case having a gas suction pipe and a gas discharge pipe. A frame unit is installed in the case and a compression unit, including a cylinder is installed in the frame unit. The compression unit has a plurality of slots formed in a longitudinal direction on its outer circumferential surface. A piston is coupled with a reciprocating motor so as to linearly and reciprocally move into and out of the cylinder and has a plurality of through holes formed at its outer side, communicating with the slots. The compression unit has a gas muffler member installed at an outer circumferential surface of the cylinder.
REFERENCES:
patent: 5451727 (1995-09-01), Park
patent: 52-23707 (1977-02-01), None
patent: 1999-57577 (1999-07-01), None
English language Abstract of Korean 1997-0077640.
English language Abstract of 52-23707.
Kim Hyung-Jin
Kwak Tae-Hee
Lee Hyuk
Belt Samuel E.
Greenblum & Bernstein P.L.C.
Stashick Anthony D.
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