Device for affixing cutter drums to an apparatus intended for cutting trenches in the ground
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 12, 1991
Grant Date -
N/A
app pub date -
Jan 12, 1990
filing date -
Jan 13, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a device for affixing cutter drums on an apparatus designed to cut trenches in the ground. The driver includes a revolving plate 4 disposed perpendicular to its axis and to the end of the latter, the plate having on its periphery a convex polygonal shape 9. A cutter drum 8 is provided with a portion 8a including a central hollow of concave polygonal shape 10 corresponding to the convex polygonal shape 9 of the plate 4 and of slightly greater dimensions. Bolts 11 unite the cutter drum 8 to the said plate 4 such that the rotational driving of the cutter drum 8 by the plate is performed through the medium of the aforesaid polygonal surfaces 9, 10 which come into engagement with one another.
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