Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 267
1021. BALL SOCKET RATCHET.—The^ pawl is within the arm socket, and by the ballratchet form allows the drill stock to be used atan angle. … 1022. CONTINUOUS MOTION RATCHETfrom an oscillating arm. Three bevel gears, two ofwhich have ratchets with pawls on opposite sides, sothat there is a forward motion to the spindle at eachstroke of the arm. 1022 a. Elevation. 1023. STOPS OF VARIOUS FORMS fora ratchet wheel. Hook and straight gravity…
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
