Hydraulic impact hammer

Details Hydraulic impact hammer Hydraulic impact hammer

1994-04-26

1995-05-30

Rada, Rinaldi I.

Tool driving or impacting

Miscellaneous

1731621, 173DIG2, 181230, B25D 1711

Patent

active

054194040

ABSTRACT:
The invention relates to a hydraulic impact hammer, comprising a protective casing made of two side plates, and provided with attenuation elements for eliminating the noise and vibration caused by the impact hammer. According to the invention, the attenuation elements (5, 6) are arranged in the side plates (1, 2) of the protective casing, so that the attenuation elements (5, 6) can be compressed in at least three directions (X, Y, Z) of the housing (4) while fastening the side plates (1, 2) to each other.

REFERENCES:
patent: 1115704 (1914-11-01), Manes
patent: 2949975 (1960-08-01), Plummer
patent: 3757875 (1973-09-01), Gunning
patent: 3815705 (1974-06-01), Bennett
patent: 4327807 (1982-05-01), Emonet
patent: 4624339 (1986-11-01), Marcel et al.
patent: 5052499 (1991-10-01), Dobry et al.
patent: 5102200 (1992-04-01), Woody

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