Metal deforming – With use of control means energized in response to activator... – Metal deforming by use of roller or roller-like tool element
Patent
1990-06-26
1991-12-31
Jones, David
Metal deforming
With use of control means energized in response to activator...
Metal deforming by use of roller or roller-like tool element
72 24, 72405, 72421, 72422, 72456, 10 12T, B21J 920, B21J 1304, B21J 1310
Patent
active
050760831
ABSTRACT:
Vertical guide posts are securely mounted on a base plate, and a cylinder plate is securely mounted on top portions of the guide posts. A hydraulic cylinder is mounted on the cylinder plate and a movable plate is slidably mounted on the guide posts. A piston rod of the hydraulic cylinder is connected to the movable plate. By vertically moving the movable plate, press work is performed.
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patent: 3435650 (1969-04-01), Forster et al.
patent: 3504512 (1970-04-01), Knowles
patent: 3525248 (1970-08-01), Schulte et al.
patent: 3630391 (1971-12-01), Wilson
patent: 3750436 (1973-08-01), Harrison et al.
patent: 4449390 (1984-05-01), Potini
patent: 4577486 (1986-03-01), Baba
patent: 4604021 (1986-08-01), Werner
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