Rotatable cutting bit assembly
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 28, 1995
Grant Date -
N/A
app pub date -
May 5, 1994
filing date -
May 5, 1994
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A roof drill bit assembly comprising a roof drill bit and a chuck. The roof bit contains a cavity which opens at the rearward end thereof. Upon assembling the bit and the chuck, the cavity receives the axially forward end of the chuck. A sealing member is between the roof drill bit and the chuck so as to provide a fluid-tight connection between the chuck and the roof bit.
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Family
International Classification(s)
Cited Art Landscape
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