B - Operations – Transporting – 21 – D
Patent
B - Operations, Transporting
21
D
113/33
B21D 51/26 (2006.01) B23K 11/06 (2006.01)
Patent
CA 1175295
ABSTRACT A can body welder for welding the overlapped portion of a can body by passing said portion between upper and lower electrode rolls, which is provided with a cooling means for keeping the temperature of the tip portion of said for- ward guide part while welding at a temperature at which the surface protective layer of the portion of the can body which comes in contact with and slides along said tip portion cannot be damaged.
398787
Hirayama Keizo
Konagaya Takeshi
Yamazaki Norihiro
Daiwa Can Company Limited
Marks & Clerk
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