Tool driving or impacting – Impacting devices – Impact transmitting anvil
Patent
1975-09-09
1978-01-10
Purser, Ernest R.
Tool driving or impacting
Impacting devices
Impact transmitting anvil
92169, 123 46H, E02D 714
Patent
active
040673995
ABSTRACT:
A cylinder piece for use as the cylinder in a pile driving ram is provided with inlet and outlet ports and at least two guide girdles for supporting guide members adapted to cooperate with at least one guide stay of the guide frame. The core of the cylinder piece is made by forging and has at least two substantially cylindrical guide girdle faces for guide girdles, with the guide girdle being formed by a ring having a cylindrical bore being shrunk around a guide girdle face.
REFERENCES:
patent: 3232178 (1966-02-01), Sandvig
patent: 3679005 (1972-07-01), Inaba et al.
patent: 3802405 (1974-04-01), Haussmann
Eslinger Lewis H.
Purser Ernest R.
Van Kooten B.V.
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