Invention Application
- Patent Title: Displacement mechanism
- Patent Title (中): 位移机制
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Application No.: US11249853Application Date: 2005-10-13
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Publication No.: US20060075685A1Publication Date: 2006-04-13
- Inventor: John Gustafson
- Applicant: John Gustafson
- Main IPC: E05F15/16
- IPC: E05F15/16

Abstract:
A window displacement mechanism comprising a frame, a motor, at least one elongated curved member having a set of threads thereon, and at least one member having a set of threads rotatably mateable with the set of threads on the elongated curved member so that when the member and the elongated curved member are rotated relative to each other one can displace a window carrying extension.
Information query