Piston rod manufacturing method

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United States of America Patent

PATENT NO 9873165
SERIAL NO

14914006

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Abstract

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A piston rod manufacturing method of manufacturing a piston rod by joining a solid rod main body and a solid rod head includes a first step of joining respective end surfaces of the rod main body and the rod head by friction welding; and a second step of performing boring process on an axial center portion from the rod head side so as to penetrate through a joining face between the rod main body and the rod head.

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Patent Owner(s)

Patent OwnerAddress
KYB CORPORATIONWORLD TRADE CENTER BLDG 4-1 HAMAMATSU-CHO 2 CHOME MINATO-KU TOKYO 105-6111 JAPAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kobayashi, Nobuyuki Nagano, JP 312 2878

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