Drum for an excavator that can be used in particular for the production of vertical trenches in hard or very hard soils
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 20, 2005
Grant Date -
Sep 9, 2004
app pub date -
Dec 31, 2003
filing date -
Jan 8, 2003
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Excavator drum for the production of vertical trenches, including a cylindrical shell (22) mounted so sa to rotate about its axis of revolution and a plurality of excavating tools (28, 30) mounted on the external face of the shell. The tools include a plurality of first rollers (36) equipped with cutting elements (38) mounted so as to rotate about axes, the mid-plane of the rollers substantially merging with the mid-plane (P-P′) of the shell, and the length of which is less the an the length of the shell; and a plurality of pairs of second rollers (50, 52) equipped with cutting elements, the rollers of the same pair being mounted so as to rotate about cantilever axles (54, 56) each roller having a length at least equal to the distance that separates one end a first roller from the corresponding end of the shell, the casing of the external end of the second rollers being at least in the plane containing one end (32, 34) of the shell.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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