Title:
MOTOR
Document Type and Number:
Japanese Patent JP3906671
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a motor wherein a bearing housing and a motor case are assembled together to structurally prevent plays and the effect of cooling the inside of the motor.
SOLUTION: Auxiliary projections 8 are formed between adjoining whirl-stop projections 7 of at least one bearing housing 2. Auxiliary notches 9 in which the auxiliary projections 8 are fitted are formed in the end face of the cylindrical motor case 1. Notches and the auxiliary notches 9 are extended in the direction of the thrust of a rotating shaft 4, to form cooling openings 10 for letting cooling air into the motor case 1.
Inventors:
Nishinaka Takahiro
Application Number:
JP2001333381A
Publication Date:
April 18, 2007
Filing Date:
October 30, 2001
Export Citation:
Assignee:
MATSUSHITA ELECTRIC WORKS,LTD.
International Classes:
H02K5/20; H02K5/16; (IPC1-7): H02K5/20; H02K5/16
Domestic Patent References:
| JP5018250U | ||||
| JP53143007U | ||||
| JP1180876U |
Attorney, Agent or Firm:
Keisei Nishikawa
Atsuo Mori
Atsuo Mori
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