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Patent Searching and Data


Title:
PIPE BENDER AND METHOD FOR SPIRAL PIPE BENDING WITH THE PIPE BENDER
Document Type and Number:
WIPO Patent Application WO/2011/152440
Kind Code:
A1
Abstract:
Provided are a pipe bender which is capable of spiral pipe bending and a method for spiral pipe bending with radii of bend using the pipe bender. The pipe bender is characterized by including an XY sliding mechanism (G), which has a Y-axis movement means travelling back and forth and an X-axis movement means (F) travelling from side to side; a turning table device (30) for rotating a turning table (31) provided on top thereof, the turning table device (30) being placed on the XY sliding mechanism (G); a bender (40) with a cylindrical shaft (47) rotatably supported, the cylindrical shaft (47) being placed on the turning table (31) and secured to a worm wheel; a center shaft (42a) passing through the hole of the cylindrical shaft (47) and having a lower end secured to a bottom; and a bending roller (43) which is provided on top of the cylindrical shaft (47) rotatable about the center (O) of a support roller (42) and which is disposed adjacent to the support roller (42).

Inventors:
HAYASHI Hideo (1-2-3, Suehiro-cho, Ome-sh, Tokyo 25, 〒1980025, JP)
Application Number:
JP2011/062562
Publication Date:
December 08, 2011
Filing Date:
June 01, 2011
Export Citation:
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Assignee:
BUSYU KOGYO CO.,LTD. (1-2-3, Suehiro-cho Ome-sh, Tokyo 25, 〒1980025, JP)
武州工業株式会社 (〒25 東京都青梅市末広町1-2-3 Tokyo, 〒1980025, JP)
International Classes:
B21D7/024
Foreign References:
JPH0371928A1991-03-27
JPS60231527A1985-11-18
Attorney, Agent or Firm:
ISONO Michizo (Sabo Kaikan Annex 7-4, Hirakawa-cho 2-chome, Chiyoda-k, Tokyo 93, 〒1020093, JP)
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Claims: