Rock cutting head
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 12, 2000
Grant Date -
N/A
app pub date -
Nov 5, 1997
filing date -
Nov 6, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Rock cutting head comprising a one-part steel housing attachable to a working machine lug, an electric or hydro motor being attached to the rear portion of the housing and two uni-axial similar cutting drums being provided at its front portion, the rear housing portion, in which a drive pinion directly or indirectly connected to the motor is provided, being terminated toward the lug with a widened connection plate, its front portion supporting outer bearing hubs, in which the shafts of the two cutting drums uniformly connected to a middle drive spur-toothed wheel are provided and wherein a larger intermediate wheel is provided in the housing between drive pinion and drive spur-toothed wheel.
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