Missile Fin Actuator

These fin actuators are used in pairs in precision flight control for missiles. This unit was developed to sit in the only space available between the outer skin of the missile and the rocket motor. The unit weighs less than 2.75 kg and meets the specification under the extreme levels of performance and environment associated…

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Simplex Rotary Actuator

Rotary actuator developed for use in large UAV applications. Employed mainly in primary flight controls although equally at home in the undercarriage and nose-wheel steering where power to weight ratio and positional control is vital. This plug and play unit boasts on-board electronics, contactless sensor technology and full lightning protection.  Flight qualified across the environmental…

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Linear Actuator

Linear actuator with in-built control electronics specifically designed for UAV flight control surface actuation where reliability, positional accuracy and a notable power to weight ratio are vital.  The actuator was designed using OTM’s building block strategy where the various modules can be configured either to meet new actuator requirements or for improved actuators to replace…

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Duplex Rotary Actuator

Duplex actuator mainly used for throttle actuation. The actuator is designed with system redundancy whereby the drive train and positional feedback are duplicated within the actuator. Should the actuator experience system failure on one channel there is a second channel that assumes control, sensors work in unison to ensure no loss of positional data. The…

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Pump Actuator

35mm diameter motor gearbox combination used to power a hydraulic pump within a remote control down hole hydraulic power unit. The motor gearbox assembly operates when totally immersed. Operating Temperature – 0 to +150°C Continuous Output Torque – 600 mNm Motor Voltage – 7 volts DC

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Drilling Probe Actuator

Epicyclic gearbox used in a steerable drilling probe for all directional drilling applications. Operates even when fully submersed in well slurry. Designed to be user serviceable in the field. Removal of three screws is all that is required for dis-assembly.

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Instrument Pod Actuator

A high ratio, high torque acctuator unit that is used to power the locking arms of a seismic retrieval system for underground exploration. This 32mm diameter unit operates at 200°C with an operational life in excess of 200 hours.

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Commander’s Sight Actuator

Epicyclic gearbox coupled with a worm & wheel unit used in a military thermal imaging sight to position the sighting mirror. The unit contains a clutch to prevent damage to the system due to over winding of the range finding dial. It is backlash free and sealed against the environment.

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Barrel Travel Lock Actuator

This actuator is used in two positions in a fighting vehicle application to lock the barrel for fast travel over rough terrain. One unit raises the barrel lock mechanism into place whilst the second unit clamps the barrel.

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