Abrading – Frame or mount – For hanging rigid – rotary abrading tool
Patent
1994-09-13
1996-06-18
Rachuba, Maurina T.
Abrading
Frame or mount
For hanging rigid, rotary abrading tool
451359, B24B 2302
Patent
active
055272061
ABSTRACT:
A holder device for use in a motor driven grinding machine for grinding button bits. The grinding machine has an output shaft formed with an axially extending passageway for receiving a stem attached to and extending outwardly from a grinding cup. The shaft has interengaging drive means for driveably engaging the grinding cup to the free end of the shaft. An O-ring engages between the stem and the passageway for removably retaining the stem in the passageway.
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patent: 4237659 (1980-12-01), Welsch et al.
patent: 4986704 (1991-01-01), Narushima et al.
patent: 5157873 (1992-10-01), Rudolf et al.
Sjolander Bo
Sjolander Robert
CME Blasting & Mining Equipment Ltd.
Fasth Rolf
Rachuba Maurina T.
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