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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 375

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 375
1531a. ELLIPSO-GRAPHIC T U R N -TABLE. — The tablesits upon a trammelframe, which moves abar with gimbal yokeand sliding rod to carrythe pen or pencil. Makes an ellipse froma circle to a straightline. 1531&. ELLIPSOGRAPH.—A pairof dividers with points perforated likethe eye of a needle allows… … i53i«- OMNI-TELEMETER.—For obtaining the distance of an ob-ject by two observations on a line atright angles. A, direct line ofsight through the half silvered mir-ror D; X, reflected line of sight at90° or variable by the mirrors D, F.The lever L varies the angle of themirror, F, by means of the…

Mechanical movements

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