Soldering material for spectacle frame and spectacle frame...

Details Soldering material for spectacle frame and spectacle frame... Soldering material for spectacle frame and spectacle frame...

B - Operations, Transporting

23

K

88/23, 148/60

B23K 35/30 (2006.01) G02C 5/00 (2006.01)

Patent

CA 1316086

ABSTRACT OF THE DISCLOSURE A shape memory alloy is used for face-contacting parts (1, 3, 4, 5; 101) and lens-fixing parts (2) of a spectacle frame, and parts (12, 13; 103) connected thereto are formed of titanium, a titanium alloy, nickel, or a chromium alloy. These parts are suitably soldered by a soldering material (111) formed of 5 - 15 wt.% of palladium, 5 - 15 wt.% of gallium, and a balance consisting of silver.

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