Excavating – Endless digger – Digging chain – bucket – blade – or tooth structure – per se
Reexamination Certificate
2007-09-07
2008-11-25
Novosad, Christopher J. (Department: 3641)
Excavating
Endless digger
Digging chain, bucket, blade, or tooth structure, per se
C037S352000, C037S387000, C037S388000, C037S455000, C037S189000, C172S554000
Reexamination Certificate
active
07454851
ABSTRACT:
In a chain excavator including an excavation chain with links routed around a drive sprocket and an end idler with a base plate mounted to a link for supporting excavation implements, a stabilizing element extends rearwardly from directly behind the excavation implement in order to contact and be supported by its trailing base plate.
REFERENCES:
patent: 2636291 (1953-04-01), Reagle
patent: 3331637 (1967-07-01), Krekeler
patent: 3846922 (1974-11-01), Horton
patent: 4489987 (1984-12-01), Towers
patent: 4650254 (1987-03-01), Wechner
patent: 4697850 (1987-10-01), Tuneblom
patent: 4755001 (1988-07-01), Gilbert
patent: 4915455 (1990-04-01), O'Neill
patent: 5810449 (1998-09-01), Grathoff
patent: 6276758 (2001-08-01), Hoffmann
patent: 6438874 (2002-08-01), LaBounty
patent: 6547336 (2003-04-01), Hoffmann
patent: 6725579 (2004-04-01), Unzicker
patent: 6779850 (2004-08-01), Schibeci
patent: 2005/0001084 (2005-01-01), Pizzuto
patent: 744495 (1996-11-01), None
patent: 1214979 (2002-06-01), None
patent: WO 00/70149 (2000-11-01), None
patent: WO 03/031069 (2003-04-01), None
Catalog by Kennametal—40 pages, showing numerous cutting tools—dated 2002.
Cooper Mark
Hawks Dan
Whitten Dean
Novosad Christopher J.
Sturm & Fix LLP
Vermeer Manufacturing Company
LandOfFree
Cylindrical cutting element supported on a drum does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Cylindrical cutting element supported on a drum, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Cylindrical cutting element supported on a drum will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4020183