F - Mech Eng,Light,Heat,Weapons – 04 – D
Patent
F - Mech Eng,Light,Heat,Weapons
04
D
F04D 17/06 (2006.01) F04C 18/02 (2006.01)
Patent
CA 2041004
According to the present invention, there is provided a scroll-type compressor in which a ring-shaped protruding portion of a front case is fitted into an opening end of a case body so as to construct a housing, a stationary scroll and a revolving scroll which are en- gaged with each other are disposed in the housing, the stationary scroll is fixed to the housing, and at the same time, the revolving scroll is made to revolve in solar motion by means of a revolution drive mechanism from a rotary shaft while checking rotation on its axis of the revolving scroll by means of a rotation check mechanism, and more particularly, a compressor in which a gas suction port is opened at a location where the ring-shaped protruding portion of the case body is engaged and at least one and more draught holes including a through hole which penetrates to the inside opposing to the suction port are provided on the ring-shaped protruding portion, whereby it is possible to improve cooling and lubrication of the rotation check mechanism and the revolution drive mechanism.
Iio Takayuki
Ito Yoshiyasu
Fetherstonhaugh & Co.
Mitsubishi Jukogyo Kabushiki Kaisha
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