Tool driving or impacting – Processes
Patent
1984-03-13
1985-11-19
Meister, James M.
Tool driving or impacting
Processes
173 58, 173 76, 173138, E21B 700
Patent
active
045536104
ABSTRACT:
Improvement to a hydraulic striking machine including among other things a body part and a piston, moving to and fro in the body and being accelerated to strike against a tool. The air current produced is led out of the machine uniformly along the surface of the tool to clean the tool.
REFERENCES:
patent: 1293081 (1919-02-01), Gilman
patent: 1424188 (1922-08-01), Smith
patent: 2337351 (1943-12-01), Schorer
patent: 2559659 (1951-07-01), Redman
patent: 4259895 (1981-04-01), Owens
Ahlman Esko A. O.
Pelto-Huikko Raimo K.
Rautimo Pertti V.
Knoble John L.
Kone OY
Meister James M.
Smolowitz Martin
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