Method of manufacturing photo interrupter including a...

Details Method of manufacturing photo interrupter including a... Method of manufacturing photo interrupter including a...

2009-03-10

2011-10-25

Le, Que T (Department: 2878)

Radiant energy

Photocells; circuits and apparatus

Signal isolator

C250S239000

Reexamination Certificate

active

08044378

ABSTRACT:
A method of manufacturing a photo interrupter includes forming a frame including a first frame part and a second frame part which are disposed at an interval to be facing each other, mounting at least one light-emitting element on a first board and attaching the first board to the first frame part of the frame, mounting a light-receiving element on a second board and attaching the second board to the second frame part of the frame, the light-receiving element being mounted on the second board to be facing the light-emitting element so that the light-receiving element receives light emitted from the light-emitting element, and providing a positioning member on the frame by integrally forming the positioning member with the frame.

REFERENCES:
patent: 5567953 (1996-10-01), Horinouchi et al.
patent: 7459711 (2008-12-01), Suzuki
patent: 3640456 (1997-08-01), None
patent: 2000012892 (2000-01-01), None

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