Title:
MIRROR DEVICE
Document Type and Number:
Japanese Patent JP2679529
Kind Code:
B2
Abstract:
PURPOSE: To prevent the lateral deformation of a mirror, with a simple structure.
CONSTITUTION: A load point 7 for adding a load to the reflecting surface and reverse surface of a mirror 1 to curve the reflecting surface and a support point 5 are held by an elastic member. The lateral deformation or distortion of the mirror 1 caused by the load added to the load point 7 and the support point 5 is absorbed by the elastic deformation of the elastic member. The elastic member is formed in cantilever structure by slit, so that it is easily elastically deformed when the load is added, and an unnatural deformation is prevented.
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Inventors:
Mikiyuki Asano
Junichi Ogata
Yoichi Yoshinaga
Keiichi Yamazaki
Junichi Ogata
Yoichi Yoshinaga
Keiichi Yamazaki
Application Number:
JP12978492A
Publication Date:
November 19, 1997
Filing Date:
April 24, 1992
Export Citation:
Assignee:
Nippon Steel Tube Co., Ltd.
International Classes:
G02B5/10; G21K1/06; (IPC1-7): G21K1/06; G02B5/10
Domestic Patent References:
JP61212798A |
Attorney, Agent or Firm:
Toshiro Kojima
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