Title:
SENSING DEVICE OF LIQUID LEVEL IN RADIOACTIVE WASTE CONTAINER VESSEL, CONTAINER VESSEL EQUIPPED WITH THE DEVICE AND FILLING SYSTEM OF FILLER EQUIPPED WITH THE DEVICE
Document Type and Number:
Japanese Patent JP2005227033
Kind Code:
A
Abstract:
To provide a sensing device of liquid level, a vessel with the liquid level sensing device and a filling system of a filler with a simple structure and a low cost (especially in throwaway parts) which can surely sense the filler in the vessel and reduce man power load regardless of quantity and kind of contained radioactive waste.
A cylindrical float body guide 15 is provided in a drum 40, a float body 12 equipped with a magnet 13 is inserted and guided freely in elevation. The filler is filled in from an inflow hole 17. When the filler floats the float body 12, the magnet 13 operates the magnetic proximity switch 11 detachably attached to the outside the drum 40 and signal is sent to an external output device 30.
Inventors:
SUGAWARA SUSUMU
Application Number:
JP2004033771A
Publication Date:
August 25, 2005
Filing Date:
February 10, 2004
Export Citation:
Assignee:
MITSUI SHIPBUILDING ENG
International Classes:
B09B1/00; B09B3/00; G21F9/16; G21F9/30; G21F9/36; G01F23/62; (IPC1-7): G21F9/36; B09B1/00; B09B3/00; G01F23/62; G21F9/16; G21F9/30
Attorney, Agent or Firm:
Shinichi Ogawa
Takashi Noguchi
Kazuhiko Saishita
Takashi Noguchi
Kazuhiko Saishita