Invention Application
- Patent Title: ROTARY PIVOT UNIT
- Patent Title (中): 旋转派对单元
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Application No.: US09839568Application Date: 2001-04-20
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Publication No.: US20020152886A1Publication Date: 2002-10-24
- Inventor: Edwin G. Sawdon
- Main IPC: F01B031/14
- IPC: F01B031/14

Abstract:
A positioning apparatus includes a housing having a chamber. The vane is rotatably movable within the chamber. An arm is coupled to the vane.
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