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Patent Searching and Data


Title:
HEAT TREATMENT FURNACE AND HEAT TREATMENT METHOD
Document Type and Number:
WIPO Patent Application WO/2017/104625
Kind Code:
A1
Abstract:
A heat treatment furnace 10 is provided with a transport device 40 that transports an object to be treated 12. The transport path on which the object to be treated 12 is transported is divided into the following: a first transport section 42; a second transport section 44 provided adjacent to the first transport section 42; and a third transport section 46 provided adjacent to the second transport section 44. The transport device 40 includes a clutch mechanism 70 that switches between a first state in which the drive force of a first drive device 54 is transmitted to transport rollers 52 disposed within the second transport section 44, and a second state in which the drive force of a second drive device 56 is transmitted to the transport rollers 52 disposed within the second transport section 44 and to at least some of the transport rollers 52 disposed within the first transport section 42 and the third transport section 46.

Inventors:
HASHIMOTO TAKAHIKO (JP)
Application Number:
JP2016/086945
Publication Date:
June 22, 2017
Filing Date:
December 12, 2016
Export Citation:
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Assignee:
NGK INSULATORS LTD (JP)
NGK KILNTECH CORP (JP)
International Classes:
F27B9/24; F27B9/40
Foreign References:
JPH0214350U1990-01-29
JP2015064189A2015-04-09
JPH0510993U1993-02-12
JPH0328316A1991-02-06
Attorney, Agent or Firm:
KAI-U PATENT LAW FIRM (JP)
Patent business corporation KAI-U Patent Law Firm (JP)
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