Title:
SWITCH
Document Type and Number:
WIPO Patent Application WO/2012/086498
Kind Code:
A1
Abstract:
[Problem] To protect a switch or a device on an electric path to which a switch is connected from overheating by an occurrence of an arc, and prevent burn accidents on the electric path to which the switch is connected. [Solution] A switch, comprising a power supply-side terminal which is connected to a DC power supply, and a load-side terminal to which power from the DC power supply is outputted, further comprises: contact points which are inserted in the electric path which connects the power supply-side terminal and the load-side terminal, and which open and close the electric path between the DC power supply and the load; an arc detection circuit which outputs an arc detection signal when an arc discharge which is detected over the electric path is sustained for a prescribed time; and a trip unit, which opens the contact points when the arc detection signal is generated.
Inventors:
ISHIDA TAKEO (JP)
KOUNO KENSUKE (JP)
MAKINO YASUHIRO (JP)
KOMEDA KAZUHITO (JP)
TAKASHIMA YUICHI (JP)
KOUNO KENSUKE (JP)
MAKINO YASUHIRO (JP)
KOMEDA KAZUHITO (JP)
TAKASHIMA YUICHI (JP)
Application Number:
PCT/JP2011/078962
Publication Date:
June 28, 2012
Filing Date:
December 14, 2011
Export Citation:
Assignee:
SANYO ELECTRIC CO (JP)
KYOKUTO ELECTRIC CO (JP)
KITANI ELECTRIC CO LTD (JP)
ISHIDA TAKEO (JP)
KOUNO KENSUKE (JP)
MAKINO YASUHIRO (JP)
KOMEDA KAZUHITO (JP)
TAKASHIMA YUICHI (JP)
KYOKUTO ELECTRIC CO (JP)
KITANI ELECTRIC CO LTD (JP)
ISHIDA TAKEO (JP)
KOUNO KENSUKE (JP)
MAKINO YASUHIRO (JP)
KOMEDA KAZUHITO (JP)
TAKASHIMA YUICHI (JP)
International Classes:
H01H83/02
Foreign References:
JP2001045652A | 2001-02-16 | |||
JP2003317598A | 2003-11-07 | |||
JP2006512037A | 2006-04-06 | |||
JPS628419A | 1987-01-16 |
Attorney, Agent or Firm:
ISSHIKI & CO. (JP)
All international patent business corporation (JP)
All international patent business corporation (JP)
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Claims: