Rotary piston compressor

Details Rotary piston compressor Rotary piston compressor

F - Mech Eng,Light,Heat,Weapons

04

C

171/89, 230/92

F04C 18/00 (2006.01) F04C 18/22 (2006.01) F04C 29/00 (2006.01)

Patent

CA 1092571

ABSTRACT OF THE DISCLOSURE: A rotary piston compressor which includes: a housing having two side portions each one of which is provided- with transfer flow pockets, said housing also having an interme- diate portion arranged between the side portions and having its inner surface designed as a double-arcuate trochoidal raceway, an eccentric shaft rotatably journalled in the compressor, a triangular piston rotatably mounted on the eccentric shaft and having its corners in continuous sliding contact with the race- way, the piston having its lateral rim portions provided with sealing strips while with the side portions and said intermediate portion forming working chambers and compression chambers, inlet and outlet ports in the housing for the chambers, the transfer flow pockets extending radially inwardly to such an extent only as not to be swept by the sealing strips when looking in the direction of rotation of the piston the front control edge of the transfer flow pockets being determined by the location of the leading piston corner of that chamber which occupies its dead center position whereas the rear control edge of said transfer flow pockets is determined by the location of said same leading corner at the time of uncovering the inlet port toward the preceding chamber.

294547

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