公开(公告)号：US20030041826A1

公开(公告)日：2003-03-06

申请号：US10231753

申请日：2002-08-29

Applicant: Usui Kokusai Sangyo Kabushiki Kaisha

Inventor： Kazuo Suzuki ,  Iyoshi Watanabe ,  Teruhisa Takahashi

IPC: F01L001/14

CPC classification number: F01L1/146 ,  F01L2101/00 ,  F01L2103/00 ,  Y10T29/49295 ,  Y10T74/2142

Abstract: An oil-through type push rod for, for instance, internal combustion engines including a metal pipe and a metal end fitting which has an oil hole formed therein and is welded to the end of the metal pipe, the metal pipe being provided with a covering layer of a low-melting-point metal for fixing a welding spatter generated during welding, and such a low-melting-point metal covering layer being disposed on at least an inside wall surface of the metal pipe so as to be near an area where the metal end fitting is welded

Abstract translation: 一种用于例如包括金属管和金属端配件的内燃机的油通式推杆，其具有形成在其中的油孔并且焊接到金属管的端部，金属管设置有覆盖物 用于固定焊接时产生的焊接飞溅的低熔点金属层，并且这种低熔点金属覆盖层设置在金属管的至少内壁表面上，以便靠近在 金属端接头被焊接