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/Scroll Fluid Machine With Elastic Member
Abstract

A scroll fluid machine includes a first scroll and a second scroll configured to orbit relative to the first scroll. The first scroll includes a sealing groove that is formed in the section of the first scroll facing the main surface of the second scroll, an elastic member that is at least partially located in the sealing groove, and a seal that is located between the elastic member and the main surface of the second scroll. The seal is pressed against the main surface of the second scroll by a force received from the elastic member in a compressed state of the elastic member. The elastic member includes a first spring that is located in the sealing groove and a second spring that is located between the first spring and the seal.

Full Text

What is claimed is:

A scroll fluid machine includes a first scroll and a second scroll configured to orbit relative to the first scroll. The first scroll includes a sealing groove that is formed in the section of the first scroll facing the main surface of the second scroll, an elastic member that is at least partially located in the sealing groove, and a seal that is located between the elastic member and the main surface of the second scroll. The seal is pressed against the main surface of the second scroll by a force received from the elastic member in a compressed state of the elastic member. The elastic member includes a first spring that is located in the sealing groove and a second spring that is located between the first spring and the seal.
Timeline
Filed
04/24/2026
Published
08/27/2026
Granted
Not Available
IPC Codes(2)
F04C 15/00:Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups (of pumps specially adapted for elastic fluids F04C 18/00)
F04C 2/02:of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents