References
- Simonson , RD . 1969 . The history of welding , 38 – 39 . Libertyville (IL) : Monticello Books, Inc .
- Iguchi , Y . 1987 . Motor vehicles: a century of Japanese technology , Vol. 4 , 87 Tokyo : Chikuma Shobo .
- Ando , H . 1954 . Progress of welding machines (resistance welding), modern welding , 254 – 258 . Tokyo : Nikkan Kogyo Shinbunsha .
- Furukawa , K . 1999 . Single-phase, DC seam welding machines . Weld Technol , 47 ( 3 ) : 81 – 88 .
- Furukawa K. A direct frequency converter. JP 2000-253664 (B); 2000
- Furukawa , K , Kato , M , Nishi , K and Yamaguchi , T. 2006 . Study on the development of electrode force changeable lap resistance spot welding machine and characteristics of welds. Report 1: relation between welding conditions and temporal change of electrode force. Report 2: influence of electrode pressure and welding conditions on the maximum tensile shear load . Q J JWS , 24 ( 1 ) : 3 – 16 .