Cutting – Processes
Reexamination Certificate
2006-04-25
2006-04-25
Peterson, Kenneth E. (Department: 3724)
Cutting
Processes
C083S156000, C083S345000, C083S436450, C083S674000
Reexamination Certificate
active
07032485
ABSTRACT:
A shearing apparatus (1) for shearing a plate member (2) is provided with a pair of shearing rollers (20, 20) opposed with each other. These shearing rollers (20, 20) are rotated in opposite directions in a state that the plate member (2) in pinched by and between peripheral surfaces of these shearing rollers (20,20). These shearing rollers (20, 20) are provided with at least one pair of shearing portions (21, 21) to be engaged with each other to shear the plate member (2). These shearing portions (21, 21) are formed on the peripheral surfaces and extend in an axial direction of the roller (20, 20).
REFERENCES:
patent: 5138923 (1992-08-01), Kent et al.
patent: 5669277 (1997-09-01), Perrone
patent: 6263775 (2001-07-01), Vossing et al.
patent: 43-15029 (1968-06-01), None
patent: 44-12833 (1969-06-01), None
patent: 49-56283 (1974-05-01), None
patent: 51-80081 (1976-07-01), None
patent: 128193/1977 (1977-09-01), None
patent: 31291/1979 (1979-03-01), None
patent: 7-116909 (1995-05-01), None
Ohashi Atsuo
Tsukahara Masayuki
Hamilton Isaac N.
Peterson Kenneth E.
Showa Denko K.K.
LandOfFree
Plate member shearing apparatus, method for shearing plate... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Plate member shearing apparatus, method for shearing plate..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Plate member shearing apparatus, method for shearing plate... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3551478