ROCKER ARM AND ITS MANUFACTURING METHOD

PROBLEM TO BE SOLVED: To provide a high efficiency manufacturing method for a light-weight rocker-arm capable of forming a valve stem guide groove with enough depth precisely and easily. SOLUTION: In the manufacturing method for a rocker arm with press working, a semi-finished product 20C is first p...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	NAGAO TERUO, UECHI MICHIYUKI, KAWATAKE YOSHIO
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES ENGINE PLANTS IN GENERAL HEATING LIGHTING MACHINES OR ENGINES IN GENERAL MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES,RIVETS, BOLTS OR WHEELS MECHANICAL ENGINEERING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL STEAM ENGINES TRANSPORTING WEAPONS WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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