Diffusion bonding apparatus for pipes

Details Diffusion bonding apparatus for pipes Diffusion bonding apparatus for pipes

1998-03-31

2000-08-08

Ryan, Patrick

Metal fusion bonding

Including means to force or clamp work portions together...

Comprising tube aligning means

2281734, 2281735, 228193, 228212, 228 493, 269156, 269239, 269268, 279 412, 279106, B23K 3700, B23K 118, B23K 2000, B21D 3900, B25B 100

Patent

active

060988665

ABSTRACT:
A diffusion bonding apparatus for pipes that are supplied downward from above comprising a lower block for holding a lower pipe and an upper block for holding and pressing an upper pipe against the lower pipe. In the apparatus, three or more hydrraulic cylinders are provided in a lifting member of the upper block about a joint where the upper pipe is held in such manner that the cylinders are located in a circumference of a circle.

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