Mamiya ZE-2 - Film Counter Mechanism and Film Advance; 2-L Outline of the Mechanis; Film Advance; Advance of Exposure Counter

2. Film counter mechanism and film advance
2-l Outline
of the mechanism
A. Film advance
l. When closing the back cover,
the film counter advance
cam ® strikes to the film
counter gear with the lever
@ is pushed. (Fig. 8)
2. With the Q) film advance
lever wound, the G) sector
gear is rotated by the
protrusion Q).
Then the @ \ánding axle
rotates.
The ® take-up spool rotates
and the @ triple -cam gear
is rotated by the arm ©
of G) sector gear.
3. T.he @ sprocket gear is
rotated through the (j)
idle gear.
The @ film advance sprocket
rotates. Conseqently the
film is rolled up on the
take-up spool.
Advance of exposure counter
Pig.&
Fig.9
As the ® exposure counter advance cam is rotated through the ®
advance cam gear engaged with the triple-cam gear, one tooth of the
@ film counter gear is advanced by the notch of the ® advance cam.
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