Conical inserts for rolling cone rock bits
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United States of America Patent
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-
May 16, 1995
Grant Date -
N/A
app pub date -
Feb 28, 1994
filing date -
Feb 28, 1994
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A conical insert is disclosed having a cutting tip which includes a spherically shaped apex and a substantially conical surface therebelow. The trailing side of the cutting tip is convex as seen in the longitudinal section taken normal to the apex. The leading side of the cutting tip is either a straight line segment or is concave as seen in the longitudinal section taken normal to the apex.
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Cited Art Landscape
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