Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 190
672. PNEUMATIC HAM-MER.—Constructed on simi-lar lines with No. 673, withthe addition of a counter-balance piston, C, which, by-its reaction and cushion, re-lieves the body of the tool and the hand from excessive jar. 673. PNEUMATIC HAMMER.—F is the flexible hose con-nection. When T is pressed,…
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-567-371.webp)
