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OPERATION
1
Film
transport and exposure
counter
system
2
Shutter system
(mechanical
)
3
Curtain bounce prevention system
4
Electronic
circuit
2-1
FILM
TRANSPORT
AND
EXPOSURE
COUNTER
General
One-way
clutch, therefore, is used in the film transport
system
as
to make
the system free from
the reverse
movement
of the wind up
system.
The
one-way
clutch located between
the transport 2nd.
gear
and transport
3rd gear with an anti-reverse
spring which prevents
backward movement of the take up spool.
Exact location of the anti-
reverse
spring is shown
in Fig.2-9.
Refer
to Fig. 2-2 operation
sketch also.
DUALITY
PREVENTION
:
ae
|
ret Gea
TRA.2nd
GEAR
SHIFT
PAWL
FRAME
NO.CONTROL
CAM
ONE-WAY
CLUTCH
|
COURTES ROLLER J
CONTROL
WHEE]
pan cman |
TRA 4th 6
CURTAIN
SPOOL
Wz
PINION
SHAFT
STOPPER
x
MIRROR
HOUSING
STOP RATCHET
TAKE UP CLAW
Fig.
2-5
OPERATION
DIAGRAM
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