Title:
SPEED REDUCER AND ROBOT
Document Type and Number:
WIPO Patent Application WO/2022/109790
Kind Code:
A1
Abstract:
According to implementations of the subject matter described herein, there is provided a speed reducer and a robot. The speed reducer comprises: a cavity; an input member rotated by a motor; and a disc operating as an output member of the speed reducer and configured to seal the cavity, the disc comprising: a boss arranged on an inner surface of the disc facing the cavity and extending towards the cavity; and a first hole extending along the length of the boss and through the disc so as to release an air pressure inside the cavity to an ambient environment. The speed reducer can reduce the air pressure in the cavity and thus prevent the leakage of the grease of the cavity. According to implementations of the subject matter described herein, a robot equipped with the speed reducer is provided as well.
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Inventors:
FU XINGUO (CN)
Application Number:
PCT/CN2020/131176
Publication Date:
June 02, 2022
Filing Date:
November 24, 2020
Export Citation:
Assignee:
ABB SCHWEIZ AG (CH)
FU XINGUO (CN)
FU XINGUO (CN)
International Classes:
F16H57/027; B25J19/00; F16H57/02; F16H57/04
Foreign References:
| CN101307827A | 2008-11-19 | |||
| CN206092899U | 2017-04-12 | |||
| CN204083174U | 2015-01-07 | |||
| CN110181554A | 2019-08-30 | |||
| JP2007270915A | 2007-10-18 | |||
| JP2011001899A | 2011-01-06 |
Attorney, Agent or Firm:
KING & WOOD MALLESONS (CN)
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