Invention Grant
- Patent Title: Hydraulic system having in-sump energy recovery device
- Patent Title (中): 具有集水能量回收装置的液压系统
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Application No.: US11341629Application Date: 2006-01-30
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Publication No.: US07658065B2Publication Date: 2010-02-09
- Inventor: David P. Smith , Igor Strashny , Daniel T. Mather
- Applicant: David P. Smith , Igor Strashny , Daniel T. Mather
- Applicant Address: US IL Peoria
- Assignee: Caterpillar Inc.
- Current Assignee: Caterpillar Inc.
- Current Assignee Address: US IL Peoria
- Agency: Finnegan, Henderson, Farabow, Garrett & Dunner
- Main IPC: F16D31/02
- IPC: F16D31/02
Abstract:
A hydraulic energy recovery device for a hydraulic system is disclosed. The hydraulic energy recovery device has a first impeller configured to receive a flow of pressurized liquid, and a second impeller configured to pressurize a flow of liquid. The hydraulic energy recovery device also has a common shaft connecting the first and second impellers.
Public/Granted literature
- US20070175209A1 Hydraulic system having in-sump energy recovery device Public/Granted day:2007-08-02
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