Pipe-locking formation method and apparatus

Details Pipe-locking formation method and apparatus Pipe-locking formation method and apparatus

B - Operations, Transporting

23

P

26/78

B23P 11/00 (2006.01) B21D 17/02 (2006.01) B23P 19/00 (2006.01) B23P 21/00 (2006.01)

Patent

CA 1188082

ABSTRACT A method and an apparatus for forming arcuate radially- extending locking projections on the ends of pipes is disclosed, in which the pipe end is marked about its external circumference into spaced forming zones, and the projections are then formed employing one of the zone markings as an index of the location of a second zone marking spaced therefrom, the apparatus including an elevatable pipe support and a forming head provided with male and female die members, the male die member being operable by a power source and being located within the bore of the pipe.

434070

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