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Title:
FOLDABLE HANDLE ASSEMBLY AND UNDERWATER PROPULSION APPARATUS
Document Type and Number:
WIPO Patent Application WO/2021/103450
Kind Code:
A1
Abstract:
A foldable handle assembly for an underwater propulsion apparatus, comprising: a fixed portion (10) and a handle body (20) rotatably connected to the fixed portion (10); a first rotation portion (30) rotatably provided on the handle body (20), a permanent magnet (40) being provided on the first rotation portion (30); a first elastic member provided between the handle body and the first rotation portion; and a second rotation portion (50) rotatably provided at one side of the handle body (20) close to the fixed portion (10), a Hall switch (60) being provided on the second rotation portion (50), and the Hall switch (60) being connected to a drive circuit of the underwater propulsion apparatus in series. When the handle body (20) is unfolded or folded, the Hall switch (60) is in an on or off state. The handle body (20) is foldable, so that after the handle body is folded, the underwater propeller occupies a small space, and is convenient to transport.

More Like This:
WO/2018/201891UNDERWATER BOOSTER
Inventors:
XIONG MINGLEI (CN)
CHEN LONGDONG (CN)
ZHAO YINGFEI (CN)
Application Number:
PCT/CN2020/092400
Publication Date:
June 03, 2021
Filing Date:
May 26, 2020
Export Citation:
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Assignee:
BOYA GONGDAO BEIJING ROBOT TECH CO LTD (CN)
International Classes:
A63B35/12; B63C11/46; B63H21/21
Domestic Patent References:
WO2013169607A12013-11-14
Foreign References:
CN110758684A2020-02-07
CN110758686A2020-02-07
CN211076295U2020-07-24
CN211223809U2020-08-11
CN208115070U2018-11-20
CN109693770A2019-04-30
CN209441586U2019-09-27
CN208836103U2019-05-07
KR101248396B12013-04-01
Attorney, Agent or Firm:
BEIJING NEURACOM INTELLECTUAL PROPERTY LAW FIRM (CN)
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