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Patent Searching and Data


Title:
SAFE OPERATION CONTROL METHOD FOR DRY CLEANING MACHINE USING COMBUSTIBLE SOLVENT
Document Type and Number:
Japanese Patent JP3172583
Kind Code:
B2
Abstract:

PURPOSE: To control operations so as not to explode a device even in case of emergency concerning the device for preventing the explosion by introducing nitrogen gas into a dry cleaning machine with a device combining a gaseous nitrogen generator and a nitrogen gas tank.
CONSTITUTION: An oxygen concentration detecting means on the gas entrance side of the nitrogen gas tank and the in-system oxygen concentration detecting means of the dry cleaning machine are provided and only when detected values of both the oxygen concentration detecting means are lower than set values, the operation of the dry cleaning machine is continued. In the other case, an alarm is issued and the operation of the dry cleaning machine is stopped. Thus, even when the performance of the gaseous nitrogen generator is lowered, safety can be kept.


Inventors:
Mitsuhiro Ikeda
Hiroshi Nagoya
Application Number:
JP15203192A
Publication Date:
June 04, 2001
Filing Date:
June 11, 1992
Export Citation:
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Assignee:
Tokyo Senboshi Machinery Co., Ltd.
International Classes:
D06F43/00; (IPC1-7): D06F43/00
Attorney, Agent or Firm:
Masami Akimoto