Metal deforming – By use of non-deforming work-gripping clamp and relatively... – Plural or complex apparatus
Reexamination Certificate
2008-01-01
2008-01-01
Crane, Daniel C (Department: 3725)
Metal deforming
By use of non-deforming work-gripping clamp and relatively...
Plural or complex apparatus
C072S379600
Reexamination Certificate
active
07313941
ABSTRACT:
A corrugated sheet member bending machine is disclosed to include a base frame, a housing pivotally supported on the base frame and turnable within 90-degrees to fit different workpiece insertion angles and different workpieces, a set of drive rollers mounted on a wheel shaft and rotatable by a motor, a set of driven rollers pivotally supported on a sliding plate movable relative to the drive rollers by a hydraulic cylinder, a bottom die fixedly mounted inside the housing at the bottom, and a movable upper die movable by a hydraulic cylinder for stamping on the inserted workpiece against the bottom die to curve the workpiece.
REFERENCES:
patent: 2350379 (1944-06-01), Weightman
patent: 2775284 (1956-12-01), Hermann
patent: 2944583 (1960-07-01), Welindt
patent: 3874214 (1975-04-01), Racicot
patent: 4580433 (1986-04-01), Aberg
patent: 4603572 (1986-08-01), Van Breukelen et al.
patent: 4660399 (1987-04-01), Suter et al.
patent: 4864837 (1989-09-01), Fielden, Jr.
Crane Daniel C
Troxell Law Office PLLC
LandOfFree
Corrugated sheet member bending machine does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Corrugated sheet member bending machine, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Corrugated sheet member bending machine will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2795405