Device for advancing drillings in the ground
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 9, 2010
Grant Date -
May 11, 2006
app pub date -
Jul 18, 2003
filing date -
Jul 26, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A device for driving boreholes in the ground, having a rotationally driven main shaft with a shaft journal whose axis (B) forms an acute angle with respect to the axis (A) of the main shaft. A drill head is mounted such that it can rotate about the axis (B) of the shaft journal and has a circumferential region which runs on a complementary circumferential region, wherein the complementary circumferential region can be set rotating.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully