Drilling tool with an interchangeable conveying spiral
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 14, 1988
Grant Date -
N/A
app pub date -
May 12, 1986
filing date -
May 15, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A drilling tool is proposed which is provided with an interchangeable conveying spiral and an axial supporting device of the conveying spiral. To achieve a cost-effective and simply constructed, but at the same time reliable axial support of the conveying spiral (14), an elastic sleeve (15) is held in a recessed groove (19) in the drill shank (11) against axial slipping by a support ring (17).
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