Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
B21H1/00—Making articles shaped as bodies of revolution
B21H1/14—Making articles shaped as bodies of revolution balls, rollers, cone rollers, or like bodies
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Metal Rolling
(AREA)
Reduction Rolling/Reduction Stand/Operation Of Reduction Machine
(AREA)
Description
Hierzu ι Blatt Zeichnungen.
Claims (1)
Patent-Anspruch:
Der Ersatz der im Anspruch des Haupt-Patentes erwähnten zwei Walzen durch drei,
vier oder noch mehrere hyperbolische Walzen, um die Stützen α und b des durch das Haupt-Patent
geschützten Walzwerkes überflüssig zu machen.
DENDAT44093DWalzwerk zur Herstellung kleiner Rotationskörper
Expired - LifetimeDE44093C
(de)