Invention Grant
- Patent Title: Refrigerant compressor with improved oil retention
- Patent Title (中): 具有改善保油率的制冷压缩机
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Application No.: US10874046Application Date: 2004-06-22
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Publication No.: US07645125B2Publication Date: 2010-01-12
- Inventor: Bradley Joseph Dewispelaere , Ronald W Williams
- Applicant: Bradley Joseph Dewispelaere , Ronald W Williams
- Applicant Address: US MI Troy
- Assignee: Delphi Technologies, Inc.
- Current Assignee: Delphi Technologies, Inc.
- Current Assignee Address: US MI Troy
- Agent Patrick M. Griffin
- Main IPC: F04B1/26
- IPC: F04B1/26
Abstract:
A variable capacity automotive refrigerant compressor is provided with a pressure equalization passage between the crankcase volume and the suction passage in the manifold to prevent a pressure imbalance between the two that could otherwise cause a reduction in crankcase lubricant retention during extended periods of system inactivity.
Public/Granted literature
- US20050281686A1 Refrigerant compressor with improved oil retention Public/Granted day:2005-12-22
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