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Title:
OPTICAL SCANNER
Document Type and Number:
Japanese Patent JP2006119420
Kind Code:
A
Abstract:

To provide an optical scanner in which a stable scanning is possible even when an external disturbance acceleration is applied, which scanner is compact and excellent in mass-productivity.

A movable part 3 having a reflection face 33 which reflects incident light from a light source is freely rockably supported by a supporting shaft 43 journaled by a housing 2. Further, elastic force for regulating the motion of the movable part 3 is obtained from a magnetic spring 40 composed of a movable side magnet 41 embedded in the projected part 32 of the movable part 3 and a fixed side magnet 42 embedded in the projected part 23 of the housing 2, and a physical deformation is unnecessary.


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Inventors:
INAGAKI OSAMU
YAMAGUCHI KAZUHIKO
KOSAKA KATSUHARU
Application Number:
JP2004307988A
Publication Date:
May 11, 2006
Filing Date:
October 22, 2004
Export Citation:
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Assignee:
DENSO CORP
International Classes:
G02B26/10
Attorney, Agent or Firm:
Tsutomu Adachi



 
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