SIGNAL APPARATUS FOR FILM FEEDING AMOUNT

摘要

a dial gage having a toothed wheel in the circumference thereof; a speed reducer comprising a speed reducing member formed at one end of the decelerating axis of a minor pinion being in gear with the toothed wheel and having a major bevel gear at the other end of the same, and an upper sprocket having a minor bevel gear being in gear with the major bevel gear at one side thereof; a lower sprocket arranged against the upper sprocket and having a pinion on the axis of the one side thereof; a counter operating member having a counter gear being in gear with the pinion at one side thereof and a cam at the other side thereof; and a counter having a contact on-off switch, the contact on-off switch controlling the motor for driving a film spool.