Title:
INNER CLAMP DEVICE FOR PIPING
Document Type and Number:
Japanese Patent JPH10113792
Kind Code:
A
Abstract:
To make an inner clamp pass through an elbow with a small bending radius.
This clamp device is equipped with a housing case 13 insertable into the elbow 80 with the same diameter as that of piping 11 and supporting a clamp part 14, plural first running wheel 15 and second running wheel 16 arranged respectively at proper intervals in the tube axial direction on one side of the clamp part 14 to move the housing case 13 along the inside surface of the piping 11, and a wheel position adjusting means 17 adjusting independently positions in the tube diameter direction of the first running wheel 15 which is near the clamp part 14.
Inventors:
MURAKAMI TADANOBU
KANAYAMA KIYOSHI
YAHAGI ISAMU
MIURA SADAFUMI
KODERA MASATOSHI
KANAYAMA KIYOSHI
YAHAGI ISAMU
MIURA SADAFUMI
KODERA MASATOSHI
Application Number:
JP27036096A
Publication Date:
May 06, 1998
Filing Date:
October 11, 1996
Export Citation:
Assignee:
JAPAN STEEL & TUBE CONSTR
DENYO CO LTD
DENYO CO LTD
International Classes:
F16L55/00; B23K37/053; (IPC1-7): B23K37/053; F16L55/00
Attorney, Agent or Firm:
Tsutomu Toyama (2 outside)
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