| Die SIAM-RINGSPANN irreversible lock enables free driving of any machine element in both directions of rotation but locks any reverse torque from the the driven element to the driver. |  |
Die SIAM-RINGSPANN irreversible lock enables free driving of any machine element in both directions of rotation but locks any reverse torque from the the driven element to the driver.
Application:
- Locking devices for steerable wheels
- Rudder and control-surface locks in ships and aircraft
- Non-return locking in shut-off and control valves
- Locking adjustable devices in position
- Securing hatches and windows
- Ensuring that railway signals and points remain at their settings
- Ensuring that settings are held in hydrostatic pumps
- Cam adjustments
- Locking and manual adjustments of gate opening and closing mechanisms
- Locking of trolleys in hoist equipment
- Securing aerials against angular shifts
- Locking horizontal ball-bearing mounted spindles
- Locking manipulator equipment
The irreversible locks are not suitable for use where the driven side tends to run ahead of the driving side during operation (e.g. for the operation of brakes during descending movements in lifts and hoists).
Types:
Characteristic Type21 Type24 Type44 Type68 Torque maximum: 8 Nm 15 Nm 48 Nm 100 Nm Bores: 12 mm 16 mm 25 mm 35 mm Outer diameter: 42 mm 48 mm 85 mm 120 mm Axial length: 17,7 mm 20,4 mm 30 mm 45 mm
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