Title:
PRODUCTION OF RIMS
Document Type and Number:
Japanese Patent JPS5433262
Kind Code:
A
Abstract:
PURPOSE: To produce rims of high strength having no shock lines by providing a raised part in the place where shock line occurs on the outside peripheral surface of drawing dies at the time of producing the rims with steel plates.
Inventors:
KUBO HITOSHI
HENMI TADASHI
HENMI TADASHI
Application Number:
JP9916477A
Publication Date:
March 10, 1979
Filing Date:
August 19, 1977
Export Citation:
Assignee:
STANLEY ELECTRIC CO LTD
YAEGASHI KIKAI SEISAKUSHIYO KK
YAEGASHI KIKAI SEISAKUSHIYO KK
International Classes:
B21D22/20; B21D22/26; B21D53/16; B21D53/18; (IPC1-7): B21D22/20; B21D53/16