Title:
MECHANISM HAVING REMOTE CENTER OF ROTATION AND WORKING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/151223
Kind Code:
A1
Abstract:
A mechanism having a remote center of rotation, comprising a first platform (10), a second platform (20), and a guide piece (G). The guide piece (G) comprises a first connecting piece (31), a second connecting piece (32), and an intermediate connecting piece (43); the intermediate connecting piece (43) is rotatably connected to the second platform (20), the first connecting piece (31), and the second connecting piece (32) at a first point (D1), a second point (D2), and a third point (D3), respectively; a fourth point (D4) on the first connecting piece (31) can make a circular motion around a fifth point (D5) on the second platform (20); a sixth point (D6) on the second connecting piece (32) can make a circular motion around a seventh point (D7) on the second platform (20); a parallelogram is formed by connecting the first point (D1), the second point (D2), the fourth point (D4), and the fifth point (D5); and a parallelogram is formed by connecting the first point (D1), the third point (D3), the sixth point (D6), and the seventh point (D7). Also provided is a working device.
Inventors:
ZHOU XIAOBO (CN)
Application Number:
PCT/CN2021/071873
Publication Date:
July 21, 2022
Filing Date:
January 14, 2021
Export Citation:
Assignee:
SUZHOU MAILAN MEDICAL TECH CO LTD (CN)
International Classes:
A61B34/35; B25J9/00; F16H21/46; F16M11/00
Domestic Patent References:
| WO2001034017A2 | 2001-05-17 |
Foreign References:
| CN1971122A | 2007-05-30 | |||
| CN107049498A | 2017-08-18 | |||
| CN111150492A | 2020-05-15 | |||
| CN101745915A | 2010-06-23 | |||
| CN111758352A | 2020-10-13 | |||
| CN111839542A | 2020-10-30 | |||
| CN104622573A | 2015-05-20 | |||
| CN111870287A | 2020-11-03 | |||
| CN110682272A | 2020-01-14 | |||
| US6702805B1 | 2004-03-09 |
Attorney, Agent or Firm:
LINDA LIU & PARTNERS (CN)
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