Title:
MANUFACTURE OF MOTOR CORE
Document Type and Number:
Japanese Patent JPS5866557
Kind Code:
A
Abstract:
PURPOSE:To cancel the deviation of the thickness of iron plates having deviation in the thicknesses by rotating and laminating at the prescribed angle at each plate. CONSTITUTION:A mechanism for laminating on a stage for punching a rotor outer diameter 7 and a stator outer diameter 10 while rotating is provided to punch and laminate while rotating at the prescribed angle. In this manner, the deviation in the thicknesses of the plates of material can be cancelled.
Inventors:
SUGISHIMA MASAYUKI
Application Number:
JP16415381A
Publication Date:
April 20, 1983
Filing Date:
October 16, 1981
Export Citation:
Assignee:
HITACHI LTD
International Classes:
B21D28/02; H02K15/02; (IPC1-7): B21D28/00; H02K15/02
Domestic Patent References:
| JPS4820003A |
Attorney, Agent or Firm:
Katsuo Ogawa
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