Patent ID: 11859615
Assignee: COPELAND CLIMATE TECHNOLOGIES (SUZHOU) CO. LTD.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 2:
3. The scroll compressor according to claim 2, wherein the fixed scroll is provided with a cylindrical portion extending in the axial direction from the second side of the end plate and the cylindrical portion is provided with an outer shoulder portion,
wherein the second end of the bypass passage is located at a radially outer side of the cylindrical portion, a first end of the back pressure passage is opened at the first side of the end plate of the fixed scroll to communicate with the second compression chamber, a second end of the back pressure passage is opened at the outer shoulder portion, the adjusting member is an annular member, the adjusting member is sealingly engaged with the cylindrical portion, and the adjusting member is movable relative to the cylindrical portion in the axial direction, the back pressure chamber is jointly defined by the cylindrical portion, the partition and the adjusting member.