Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 383
1546. SIMPLE COMBINATION LOCK. —A number of discs arranged on a spindlehaving a feather key. The discs are notchedto match the notches in the key so that theyreadily turn to be set to the register number torelease the spindle. … 1547. TRIPOD.—The legs are pivoted on atriangular prism, which allows the legs to be foldedinto a cylindrical staff. 1548. DOUBLE SPHERICAL SOCKET, used mostly on surveying instruments. Thesocket is clamped by drawing the plates to-gether with thumb-screw. 1549. DISC SLICER, with hopper, for…
Mechanical movements
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