Title:
OUTER ROTOR MOTOR, WATERPROOF RING MEMBER, AND UNMANNED AIRCRAFT
Document Type and Number:
WIPO Patent Application WO/2018/029741
Kind Code:
A1
Abstract:
Provided are an outer rotor motor capable of preventing the entry of water droplets or the like via a gap of a motor side surface, a waterproof ring member capable of being mounted on an existing outer rotor motor, and an unmanned aircraft mounted with an outer rotor motor having a waterproof ring portion.
The outer rotor motor has a rotor with permanent magnets and a stator with stator coils, and is characterized by being further provided with a base portion constituting a bottom portion of the outer rotor motor and supporting the stator, wherein the rotor is provided with a waterproof ring portion that is a portion covering at least an upper end of an outer peripheral surface of the base portion. The waterproof ring member constitutes the waterproof ring portion. A multicopter is mounted with the outer rotor motor having the waterproof ring portion.
Inventors:
SUGAKI KIYOKAZU (JP)
Application Number:
PCT/JP2016/073273
Publication Date:
February 15, 2018
Filing Date:
August 08, 2016
Export Citation:
Assignee:
PRODRONE CO LTD (JP)
International Classes:
H02K21/22; H02K5/10
Foreign References:
JP2005192363A | 2005-07-14 | |||
JPH0428760U | 1992-03-06 | |||
JPH0537572U | 1993-05-21 | |||
JP2015137092A | 2015-07-30 |
Attorney, Agent or Firm:
WENO & PARTNERS (JP)
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