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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ORIENTAL CHAIN Manufacturing
Original Assignee
ORIENTAL CHAIN Manufacturing
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ORIENTAL CHAIN ManufacturingfiledCriticalORIENTAL CHAIN Manufacturing
Priority to JP11591482ApriorityCriticalpatent/JPS5825840A/ja
Publication of JPS5825840ApublicationCriticalpatent/JPS5825840A/ja
Publication of JPS613979B2publicationCriticalpatent/JPS613979B2/ja
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21L—MAKING METAL CHAINS
B21L9/00—Making chains or chain links, the links being composed of two or more different parts, e.g. drive chains
B21L9/02—Making chains or chain links, the links being composed of two or more different parts, e.g. drive chains of roller-chain or other plate-link type
B21L9/04—Punching or bending the different parts of the chain links