Application Examples Cam Clutch - 19. Ski lift reverse prevention
application
Backstop
Also known as backstopping.
The cam clutch continues to run idle while the machine is running, and only engages when the machine reverses direction, which is a rare occurrence.
Compatible models
Machines used
Ski lift reverse prevention
Application Examples
Layout

Purpose of use and operation explanation
Ski lifts can be stopped in an emergency if a customer misses their lift or drops their poles.
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If the ski lift stops, it will try to go down in the opposite direction because there will only be passengers on one side.
During such stops, a cam clutch is used in conjunction with the brake as a reverse prevention device.
Usually, multiple brakes are used to prevent reverse rotation.
The above diagram shows the intermediate shaft of the reduction gear that drives the ski lift to prevent it from running backwards when the brakes or other devices are not working.
This is an example of use with a cam clutch installed.
Under normal operating conditions, the inner race ring of the cam clutch attached to the intermediate shaft rotates freely.
In this situation, the cam clutch engages to prevent reversal.
The above diagram shows an example of vertical installation. When installing vertically, it is necessary to consider lubrication of each part.
Tsubaki Cam Clutch
If you intend to use the product to prevent reverse rotation, please specify the rotation speed, reverse torque, mounting shaft diameter, mounting condition, and required
It is necessary to select a cam clutch according to the characteristics.
If our standard products do not meet your requirements, we can incorporate the most suitable cam to meet your various requirements.
We can design and manufacture the most economical and effective cam clutches.
Cams, the main component of a cam clutch, are available in 14 types and 23 varieties of standard cams.
Advantages of using a Cam Clutch
- - The cam clutch automatically engages to prevent reverse rotation.
- -Compared to ratchets, it is compact and does not make noise or chip teeth.

