Earth working – Processes
Reexamination Certificate
2007-12-18
2007-12-18
Will, Thomas B. (Department: 3671)
Earth working
Processes
C172S052000, C172S060000, C172S108000, C172S123000, C172S125000, C037S189000
Reexamination Certificate
active
10508919
ABSTRACT:
A travelling rolling digger (1) for sequential hole drilling or for producing sequential cultivated spots in soil. The travelling rolling digger (1) includes at least one drilling shaft which is rotatable by a drive mechanism about a longitudinal shaft axis and has a rotating soil penetrating edge. The drilling shaft is mounted to roll about a horizontal shaft in a soil penetrating plane while the horizontal shaft moves in a direction of travel of the traveling rolling digger. The rotating drilling shaft enters the soil at an entry angle and digs into the soil while the horizontal shaft moves in the direction of travel and the drilling shaft continuously changes its angle relative to the soil from the entry angle to a vertical position. The traveling rolling digger further comprising at least one cleaning blade (6).
REFERENCES:
patent: 3255829 (1966-06-01), Smith
patent: 3714990 (1973-02-01), Tomik
patent: 4162102 (1979-07-01), Rooymans
patent: 4732227 (1988-03-01), Wolf et al.
patent: 6164384 (2000-12-01), Manor
patent: 6662889 (2003-12-01), De Fazio et al.
Frishauf Holtz Goodman & Chick P.C.
McGowan Jamie L
Will Thomas B.
LandOfFree
Method of cleaning hole diggers and spot cultivators and... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method of cleaning hole diggers and spot cultivators and..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of cleaning hole diggers and spot cultivators and... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3893782