Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ELECTROMAGNETIC PUMP
Document Type and Number:
Japanese Patent JPH0595666
Kind Code:
A
Abstract:

PURPOSE: To prevent a crack of a coil insulation material from occurring, whose generative cause is in that the thermally expanded quantity of a coil conductor is larger than the one of the coil insulation material in the state of a high temperature.

CONSTITUTION: In an electromagnetic pump having in its casing a radial stator core and a ring-like coil 12, which are used in the environment of a high temperature, on the outside of a coil conductor 13 of the coil 12, provided is a circular ring 16 having a thermal expansion coefficient smaller than the coil conductor, and both the coil conductor and the circular ring having the small thermal expansion coefficient are covered with an insulation material 14.


Inventors:
Kuroki, Toshitaka
Application Number:
JP1991000254055
Publication Date:
April 16, 1993
Filing Date:
October 02, 1991
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
TOSHIBA CORP
International Classes:
H02K44/06; (IPC1-7): H02K44/06
Attorney, Agent or Firm:
則近 憲佑