Fan motor
AssigneeIkura Seiki Seisakusho Co., Ltd
InventorsKiyoshi Hirosawa, Toshihiro Yamamoto
Life of this patent
Estimating the term…
Abstract
Fan motor 1 has: a stator 6, a rotor 4 having a rotary shaft 22, a cover portion 8 and bracket 2 surrounding the entirety of the stator 6 and rotor 4 in a liquid-tight manner except for the top end portion of rotary shaft 22, and a fan member 10 affixed to the top end portion of the rotary shaft 22; on cover portion 8 and bracket 2, an insertion hole 42 projecting outward of cover portion 8 and bracket 2 is formed on cover portion 8 and bracket 2, penetrating the top end portion of rotary shaft 22, and a cover portion bearing 44 is erected between insertion hole 42 and rotary shaft 22.
Claims2
A fan motor comprising:
- a stator;
- a rotor having a rotary shaft;
- a surround body surrounding the entirety of the stator and the rotor in a liquid-tight manner except for the top end portion of the rotary shaft;
- and
- a fan member affixed to the top end portion of the rotary shaft;
- wherein an insertion hole is formed on the surround body in order to insert the top end portion of the rotary shaft and cause it to project on the outside of the surround body, and
- wherein a surround body-side bearing is provided between the insertion hole and the rotary shaft.
Dependencies are inferred from the claim text.