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B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
B21C1/00—Manufacture of metal sheets, wire, rods, tubes or like semi-manufactured products by drawing
B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes
B21C1/27—Carriages; Drives
B21C1/30—Drives, e.g. carriage-traversing mechanisms; Driving elements, e.g. drawing chains; Controlling the drive
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Fluid-Pressure Circuits
(AREA)
Extrusion Of Metal
(AREA)
Casting Or Compression Moulding Of Plastics Or The Like
(AREA)
Press Drives And Press Lines
(AREA)
SU1617081A1971-02-02Стан для волочения труб и прутков большой длины
SU374792A1
(ru)