Title:
TOOL FOR DEFORMING AND MACHINING PIPE
Document Type and Number:
Japanese Patent JPS59179242
Kind Code:
A
Abstract:
A tube deforming tool (10) for forming a plurality of dimples (32) in the end of a tube (34) of a predetermined size. The tool has a tapered mandrel (12) extending through a housing (14) containing a plurality of radially movable balls (16). A plurality of longitudinal grooves (20) in the mandrel is the surface that the balls coact with. At the end of each groove is an enlarged recess (40) into which the balls are released at the end of the dimpling or deforming procedure, to permit easy removal of the tool from the deformed tube.
Inventors:
MIRUTON RII BUREBINSU
CHIYAARUSU RICHIYAADO SEETAA
CHIYAARUSU RICHIYAADO SEETAA
Application Number:
JP5455684A
Publication Date:
October 11, 1984
Filing Date:
March 23, 1984
Export Citation:
Assignee:
COMBUSTION ENG
International Classes:
B21D39/10; B21D39/14; B21D39/20; B21D41/02; (IPC1-7): B21D39/20; B21D41/02
Attorney, Agent or Firm:
Kimura Masami