Axial multi-piston compressor with internal lubricating arrangem

Details Axial multi-piston compressor with internal lubricating arrangem Axial multi-piston compressor with internal lubricating arrangem

1993-06-08

1994-12-06

Bertsch, Richard A.

Pumps

Three or more cylinders arranged in parallel, radial, or...

92153, 184 617, F04B 112

Patent

active

053705050

ABSTRACT:
An axial multi-piston compressor having a drive shaft which rotates and a cylinder block having a multiplicity of cylinder bores and pistons within the cylinder bores. The cylinder block is associated with a crank chamber containing the fluid to be compressed and a lubricating oil mist. The peripheral wall of the crank chamber having a groove on the peripheral surface which groove collects oil and directs the oil to the shaft seal. The groove is partially curved in a direction counter to the direction of rotation of the shaft.

REFERENCES:
patent: 4005948 (1977-02-01), Hiraga et al.
patent: 4095921 (1978-06-01), Hiraga et al.
patent: 4290345 (1981-09-01), Hiraga et al.
patent: 4301716 (1981-11-01), Saegusa et al.
patent: 4683804 (1987-08-01), Futamura et al.
patent: 4732545 (1988-03-01), Ohta et al.
patent: 5137431 (1992-08-01), Terauchi et al.

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