Zheng Yue

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Tianjin, CN

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Patents Grantslast 30 patents

Information Patent Grant
Centrifugal planetary friction transmission
- Patent number 5,489,244
- Issue date Feb 6, 1996
- Yunzao Li
- Yue Zheng
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
High efficiency gear transmission
- Patent number 5,232,412
- Issue date Aug 3, 1993
- Yue Zheng
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Gear pump with counterbalanced radial forces and two piece radial s...
- Patent number 5,161,961
- Issue date Nov 10, 1992
- Yue Zheng
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic pumps or motors and hydrostatic transmitting systems
- Patent number 4,932,504
- Issue date Jun 12, 1990
- Yue Zheng
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic pumps or motors and hydrostatic transmitting systems
- Patent number 4,872,536
- Issue date Oct 10, 1989
- Zheng Yue
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...