Title:
MANUFACTURING APPARATUS USED FOR SPINNING PIPE
Document Type and Number:
WIPO Patent Application WO/2011/149227
Kind Code:
A2
Abstract:
Disclosed herein is a manufacturing apparatus used for spinning a pipe. The manufacturing apparatus includes a support plate which has an upper flange, and lower flanges spaced apart from each other by a predetermined interval, and is connected to a vertical moving cylinder. First and second rollers are rotatably connected, respectively, to lower portions of first and second arms each having a flange, using pins, and are located on either of outside or inside of the front end of the circumference of a workpiece. A third roller is provided on a side of the front end of the circumference of the workpiece in such a way as to be opposite the first and second rollers, and is rotatably connected, using a pin, to a third arm having a flange, and is located to face the central portion of a space along the same line.
Inventors:
KIM, We Sik (Village 1052 Singok-Ri, Gochon-Myeon Gimpo-city,103-201 Supsok, Gyeonggi-Do 415-759, KR)
Application Number:
KR2011/003754
Publication Date:
December 01, 2011
Filing Date:
May 23, 2011
Export Citation:
Assignee:
KIM, We Sik (Village 1052 Singok-Ri, Gochon-Myeon Gimpo-city,103-201 Supsok, Gyeonggi-Do 415-759, KR)
International Classes:
B21D22/18; B21D41/00
Attorney, Agent or Firm:
LEE, Ki Sung (647-8 Yeoksam-Dong, Gangnam-GuDongbo-Building, Seoul 135-080, KR)
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Claims: