Mechanical applicances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical mvements, powers and devices"; (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing company · leaf 214
ELLER. The pitch of this pro-peller may be varied to suit the power and shape of the boat to which it is fitted and greatestefficiency secured. Theparts are: A, bladeshanks screwed as shown;BB, half bosses screwedto receive shanks; C,locking blocks with teethor serrations, engagingin the like on… … 14 2IO NAVIGATION, VESSELS, MARINE APPLIANCES, ETC.
Mechanical movements
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