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Title:
THIN FILM COIL FOR ROTARY ACTUATOR AND MANUFACTURE THEREOF
Document Type and Number:
Japanese Patent JPH06245440
Kind Code:
A
Abstract:

PURPOSE: To provide a coil for a rotary actuator in which the actuator having excellent response performance can be obtained by enhancing the strength of the coil for the actuator, increasing ratio of leads in the coil and increasing a rotary force to be operated at the coil.

CONSTITUTION: A thin film coil 1 for a rotary actuator comprises a conductive thin film coil wound on a periphery of a cylindrical rotor through an insulating layer. The coil 1 of one turn is formed of a first semicircular periphery 2A provided oppositely to a semicircular surface of a periphery, a second semicircular periphery 4A provided oppositely to a semicircular surface of an opposite surface side to the periphery 2A separately in an axial direction of a rotor from the periphery 2A, and electromagnetic force generating parts 3A, 5A connected between one ends and between the other ends of the peripheries 2A, 4A to each other.


Inventors:
Imaoka, Hirofumi
Hizume, Hiroyasu
Application Number:
JP1993000045942
Publication Date:
September 02, 1994
Filing Date:
February 10, 1993
Export Citation:
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Assignee:
VICTOR CO OF JAPAN LTD
International Classes:
H01F5/00; H01F41/04; H02K3/04; H02K15/04; (IPC1-7): H02K15/04; H01F5/00; H01F41/04; H02K3/04



 
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