Cylinder piece for a pile driving ram

Power plants – One shot explosion actuated expansible chamber type motor – Having means for feeding fluid fuel

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123193C, 173137, 164114, 164286, 164DIG3, F01B 2908, B22D 1302

Patent

active

041290020

ABSTRACT:
A pile driving ram for driving piles into subaqueous ground, during which a heavy piston operating as a hammer is each time lifted by fuel explosion in a cylinder, comprises a considerable and expensive cylinder piece, which has inlet and outlet ports and which comprises at least two guide girdles for supporting guide members co-operating with at least one guide stay of a guide frame. In order to increase the lifetime of the cylinder piece, the core is moulded from precious steel according to the fling moulding method.

REFERENCES:
patent: 3242997 (1966-03-01), Tokola
patent: 3455208 (1969-07-01), Adams et al.
patent: 3615879 (1971-10-01), Herzog
De Bruijn et al, "Industrial Data Mechanical Engineering," 1966; p. 40.
Young, E. M., "Diesel Powered Pile Hammers," Engineering News-Record, May 15, 1958, pp. 54-62.
Rand, M. R., "Diesel Pile Hammer," Roads & Streets, May, 1961, pp. 132-134.
Donoho, C. K., "Centrifugally Cast Steel," Iron Age, Apr. 1, 1943, pp. 52-58.
McKiernan-Terry Pile Hammers, Bulletin 67, Aug. 8, 1958.

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