F - Mech Eng,Light,Heat,Weapons – 04 – C
Patent
F - Mech Eng,Light,Heat,Weapons
04
C
F04C 2/02 (2006.01) F04C 18/02 (2006.01) F04C 29/00 (2006.01)
Patent
CA 2227682
A scroll hydraulic machine is disclosed comprising a fixed scroll, a swirling scroll performing a revolutionary swirling motion while engaging with the fixed scroll, and a balance weight in which a distance between a center of revolution of the swirling scroll and a center of gravity of the balance weight is changed in response to a rotational speed of the swirling scroll, wherein the balance weight includes a fixed balance weight, a movable balance weight provided in the fixed balance weight and capable of moving in a radial direction of the revolutionary swirling motion, an absorbing member for preventing a collision sound when the movable balance weight is advanced towards the center of revolution of the swirling scroll, and a resilient member pressing the movable balance weight toward the center of revolution of the swirling scroll.
Kawada Minoru
Miura Shigeki
Marks & Clerk
Mitsubishi Heavy Industries Ltd.
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