A - Human Necessities – 61 – B
Patent
A - Human Necessities
61
B
88/97, 88/97.6
A61B 18/20 (2006.01) A61B 18/24 (2006.01) B23K 26/14 (2006.01) A61B 1/00 (2006.01) A61B 18/00 (2006.01) A61B 18/22 (2006.01) A61F 2/00 (2006.01)
Patent
CA 1298109
ABSTRACT OF THE DISCLOSURE A light transmission apparatus in which light from a laser is transmitting through a fiber optic. Dry air is also pumped through the optic to remove matter from the vicinity of the light emitting end. A cover of a shape memory alloy is provided at the light emitting end to open at a high temperature in response to incident light and close at a low temperature when the light stops.
511602
Takahashi Kenichi
Yoshida Noriyuki
Riches Mckenzie & Herbert Llp
Sumitomo Electric Industries Ltd.
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