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Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)

Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 52

An illustration from Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary, 1917, leaf 52
hastwo dead centers. 138A. GAMBREL JOINT LINK-AGE for transmission at right angles,in which the dead centers of the bellcrank linkage are avoided. The twistingmotion at the dead center will be takenby the center bearing yoke. 138/. TWO REVOLUTIONS FORONE STROKE.—The toggle Hnks pass-ing their… … 138^. SPEED CHANGING PUL-LEY.—The principle of action as shownin Fig. 115. The frame of the transfeipulleys is fixed and the change of angkmade by the two sector gears and handkis shown in the second cut. All partsrun on ball bearings. 46 TRANSMISSION OF POWER. 138/. HELPING THECRANK over the…

Mechanical movements

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