The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8183725 B1

PDF
Full Text
Expired
Date of Patent:
May. 22, 2012

Filed:

Dec. 22, 2009
Applicants:

Jong Ryeol OH, Seoul, KR;

Kum Kyung Lee, Gyunggi-do, KR;

Inventors:

Jong Ryeol Oh, Seoul, KR;

Kum Kyung Lee, Gyunggi-do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A motor includes a shaft supporting a rotation of a rotor, a sleeve supporting the shaft such that an upper end of the shaft protrudes upward in an axial direction, a rotor case having a rotor hub, which is forcibly inserted and fixed to a protrusion of the shaft, and rotated by a rotation of the shaft, and an adhesive sealing space formed on an insertion surface between the protrusion and the rotor hub.


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