Q7. (a) Sketch in simple form a constant speed hele-shaw pump suitable for a hydraulic
steering gear. (6)
(b) Describe the pump and its principle of operation. (5)
(c) What characteristics of the pump make it suitable for use in steering gear system? (5)
Q7. Sketch and describe how the torque is transmitted to the rudder stock in a rotary vane steering gear. (16)
Q1) With reference to rotary vane steering gears:
(a) Describe, with the aid of a sketch, how such a unit incorporates an integral rudder carrier (10)
(b) Explain how vertical rudder movement is accommodated (6)
Q7) (a) Sketch a four-ram steering gear arrangement capable of 100% redundancy. (8)
(b) Describe the operation of the arrangement sketched in (a). (8)
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