Five hundred and seven mechanical movements (1903)
Brown, Henry T. [from old catalog] · New York, Brown & Seward · leaf 99
ding to the nature of the work to bedone. These elements are used in machinesfor sizing warps, gig-mills for dressingwoolen goods, and in most machines forfinishing woven fabrics. 384. Hehcograph, or instrument for de-scribing helices. The small wheel, by re-volving about the fixed central point,… … Mechanical Movements. 95 385. Contrivance employed in Russia forshutting doors. One pin is fitted to andturns in socket attached to door, and theother is similarly attached to frame. In open-ing the door, pins are brought together, andweight is raised. Weight closes door by de-pressing the joint of…
Mechanical movements
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