Title:
管更生部材の加熱方法
Document Type and Number:
Japanese Patent JP6792263
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a constitution capable of accurately determining that a pipe reclamation member is heated and softened as a whole, while properly coping with construction in a narrow place.SOLUTION: In a heating method of a pipe reclamation member 102, a pipe reclamation member is heated and softened before inserted into an existing pipe 100. The pipe reclamation member is installed inside of a heating chamber 12 first. Then steam is supplied only to an inner face side of the pipe reclamation member without supplying a heat medium from an outer face side of the pipe reclamation member, to heat the pipe reclamation member. The steam supplied to the inner face side of the pipe reclamation member is exhausted to the outside of the heating chamber without exhausted into the heating chamber. An outer surface temperature of the pipe reclamation member is measured by using a temperature sensor, and the heating softening process is terminated when the outer surface temperature reaches a prescribed temperature.SELECTED DRAWING: Figure 5
Inventors:
Shinichi Tanikawa
Keiji Murakami
Satoshi Ochi
Naoya Ozeki
Hirohisa Tanimuro
Tomoyuki Yamanouchi
Keiji Murakami
Satoshi Ochi
Naoya Ozeki
Hirohisa Tanimuro
Tomoyuki Yamanouchi
Application Number:
JP2016202521A
Publication Date:
November 25, 2020
Filing Date:
October 14, 2016
Export Citation:
Assignee:
Kubota Mix Co., Ltd.
Osaka Waterproof Construction Co., Ltd.
Osaka Waterproof Construction Co., Ltd.
International Classes:
F16L53/30; B29C63/34; F16L1/00
Domestic Patent References:
| JP2078527A | ||||
| JP2016097627A | ||||
| JP8042750A | ||||
| JP2000062025A | ||||
| JP2008001057A | ||||
| JP2002303378A | ||||
| JP2002001818A |
Attorney, Agent or Firm:
Yoshito Yamada