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Patent Searching and Data


Title:
RAIL TYPE HINGE FOR TWO POINTS
Document Type and Number:
Japanese Patent JPH10228003
Kind Code:
A
Abstract:

To eliminate such defects that a screw of a rimless frame is broken, bent, or loosened to play by providing a hinge which is fixed by utilizing the cut end of a lens.

A cut is made in the lens and the part of the hinge is tightly fitted. A columnar body is fitted to its tip, a hole is bored in the lens, and a strong adhesive is pressed in it to completely fix the lens and hinge. No screw is used, so neither bending nor loosening is caused and there is no nut on the reverse side, so that cleaning is easy. Then complete spectacles are formed at a laterally projecting part by using a raw material 2 such as shape memory alloy or a spring.


Inventors:
TABATA HIROSHI
Application Number:
JP8431997A
Publication Date:
August 25, 1998
Filing Date:
February 14, 1997
Export Citation:
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Assignee:
TABATA HIROSHI
International Classes:
G02C1/02; G02C5/22; (IPC1-7): G02C5/22; G02C1/02