Patent ID: 6123529
Filing Date: 2000-09-26
Classification: F04C

Abstract:
A scroll compressor comprising:an orbiting scroll having an end plate holding opposed major surfaces and having spiral wraps extending from the opposed major surfaces on both sides of an end plate;first and second stationary scrolls, each having a wrap which meshes with a corresponding one of the spiral wraps, said first and second stationary scrolls being respectively disposed on both sides of said orbiting scroll;a crank shaft and an auxiliary crank shaft, which rotates in synchronism with said crank shaft, for rotationally driving said orbiting scroll; anda driving mechanism for synchronously rotating said crank shaft and said auxiliary crank shaft;wherein the end plate of said orbiting scroll includes a plurality of through-passages between and substantially parallel to the opposed major surfaces; andwherein at least on of said first and second stationary scrolls has a cooling air inlet and a cooling air outlet forming at least one cooling path with said through-passages in a substantially straight line through said inlet, said through-passages and said outlet.