Pumps – Motor driven – Including means for facilitating assembly or disassembly of...
Patent
1998-12-01
2000-10-24
Freay, Charles G.
Pumps
Motor driven
Including means for facilitating assembly or disassembly of...
417415, 417569, F04B 3500
Patent
active
061357251
ABSTRACT:
A valved piston arrangement for an electric motor driven air compressor includes a motor provided with an output shaft having a semi-cylindrical portion at an outer end thereof, a mount formed with a vertical cylinder and a downwardly extending lug, a transmission mechanism including a circular body and a counterweight fitted in the circular body, and a compression mechanism mounted inside the cylinder and coupled to a coupling rod through a link, whereby the valved piston arrangement for an electric motor driven air compressor can achieve high performance and can draw in air to cool the motor in operation.
REFERENCES:
patent: 1470548 (1923-10-01), Spopher
patent: 2265971 (1941-12-01), Paul et al.
patent: 4023467 (1977-05-01), Thurmer
patent: 4551074 (1985-11-01), Asaka et al.
patent: 5215447 (1993-06-01), Wen
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