Under water pile driver

Details Under water pile driver Under water pile driver

1979-04-18

1981-07-21

Schroeder, Werner H.

Tool driving or impacting

Impacting devices

With means to cause or control advance of hammer head

173DIG1, E02D 710

Patent

active

042793130

ABSTRACT:
Apparatus for under water pile driving comprises a pile hammer and a drive unit connected by high pressure hoses to the hammer. The hammer is guided for relative vertical movement within an auxiliary guide frame on top of which the drive unit is permanently attached, said frame being suspended from a hoisting device.

REFERENCES:
patent: 26073 (1859-11-01), Whipple
patent: 1217254 (1917-02-01), Winslow
patent: 2904964 (1959-09-01), Kupka
patent: 2915284 (1959-12-01), Ortloff
patent: 3279547 (1966-10-01), Berne et al.
patent: 3998064 (1976-12-01), Jansz
patent: 4043405 (1977-08-01), Kuhn
patent: 4126191 (1978-11-01), Gendron et al.

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