ht bulkhead , with all the usual appliances now in use for securing an efficient bearing for the shaft . On consideration we think that the hemp - packed ball - and - socket joint is best adapted for this purpose . A perfectly water - tight joint with great swivelling action can be attained by… … Fig . 373 . — Lifting Gear for Screw Propeller . A , Propeller , b , Shaft . c , Ball and socket , d , Coupling . e , Pillow block . f , Curved Stern post . G , Bearing . h , Rack . 1 , Well . K , Manhole . l , Steam purchase . the tubes of the surface condenser ; but as part of the weight of the…
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