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диска позвол ет измельчить зерно по сечению обода и диска, улучшить текстуру металла, тем самым повысить эксплуатационную стойкость колес.the disk allows to grind grain over the cross section of the rim and disk, improve the metal texture, thereby increasing the operational durability of the wheels.
Claims (1)
1. Авторское свидетельство СССР №383504 кл. В 21Н 1/02, 1971 г. (нрототнп).1. USSR author's certificate №383504 class. In 21N 1/02, 1971 (nrototnp).
SU2096148A1975-01-131975-01-13
A method of manufacturing solid wheels
SU554051A1
(en)