A89 Hydraulic drive

Bernard Upton fitted a Farryman 12hp and hydraulic drive to a 2 bladed folding propellor.
He also put hydraulic rams on the keel hoists.

A89 (3) Date unknown Stbd keel cylinderA89 (3) Date unknown Stbd keel cylinder

Farryman 12 hp diesel engine with hydaulic propulsion unitFarryman 12 hp diesel engine with hydaulic propulsion unit

Showing engine ‘back-to-front’ for ease of maintenance. Also lack of prop shaft due to hydraulic driveShowing engine 'back-to-front' for ease of maintenance. Also lack of prop shaft due to hydraulic drive

Hydraulic drive unit on aft bulkhead beneath the whipstaff. Note the two hydraulic cylinders for keel liftingHydraulic drive unit on aft bulkhead beneath the whipstaff. Note the two hydraulic cylinders for keel lifting