Blade for working machine, and construction and earth-moving...

Details Blade for working machine, and construction and earth-moving... Blade for working machine, and construction and earth-moving...

2005-09-06

2005-09-06

Novosad, Christopher J. (Department: 3671)

Earth working

Mounting for pushed tool at end of motor vehicle

Transversely mounted blade

C037S266000, CD15S032000

Reexamination Certificate

active

06938701

ABSTRACT:
A blade preferably adopted to work machines for digging, carrying of soil and leveling, which achieves an increase in a quantity of soil per tractional force with a simple structure to reduce consumption horsepower and increase fuel consumption efficiency thereby leading to low cost, has a central front face section (12) having a linear first cutting edge (15) at a bottom end thereof, a jointed front face section (13) having a second cutting edge (16) which continues from the first cutting edge (15) and extends backward at a predetermined angle, and an end front face section (14) having a third cutting edge (17) which continues from the second cutting edge (16) and extended forward at a predetermined angle.

REFERENCES:
patent: 5392864 (1995-02-01), Lindenmuth
patent: 5620053 (1997-04-01), Kamikawa et al.
patent: D477610 (2003-07-01), Matsumoto et al.
patent: D478098 (2003-08-01), Matsumoto et al.
patent: 08-49224 (1946-02-01), None
patent: 61-76861 (1986-05-01), None
patent: 63-71253 (1988-05-01), None
patent: 04-92064 (1992-08-01), None
patent: 2001-040693 (2001-02-01), None

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