Title:
PROTECTIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/081659
Kind Code:
A1
Abstract:
Provided is a protective device having a bimetal switch that allows a high level of flexibility to be achieved, and operation of the bimetal element to be controlled more accurately.
The protective device has a bimetal switch (12), in which a first PTC element (14) and a bimetal element (16) are electrically connected parallel to each other, and a second PTC element (18). The bimetal element is activated when the second PTC element is tripped.
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Inventors:
OOHIRA MASAYUKI (JP)
SUZUKI KATSUAKI (JP)
TANAKA ARATA (JP)
SUZUKI KATSUAKI (JP)
TANAKA ARATA (JP)
Application Number:
PCT/JP2011/079018
Publication Date:
June 21, 2012
Filing Date:
December 15, 2011
Export Citation:
Assignee:
TYCO ELECTRONICS JAPAN G K (JP)
OOHIRA MASAYUKI (JP)
SUZUKI KATSUAKI (JP)
TANAKA ARATA (JP)
OOHIRA MASAYUKI (JP)
SUZUKI KATSUAKI (JP)
TANAKA ARATA (JP)
International Classes:
H02H9/04; H01H9/54; H02H5/04; H02H9/02; H01C7/02
Domestic Patent References:
| WO2008114650A1 | 2008-09-25 | |||
| WO2008114650A1 | 2008-09-25 |
Foreign References:
| JP2006296180A | 2006-10-26 | |||
| JP2007259656A | 2007-10-04 |
Other References:
See also references of EP 2654158A4
Attorney, Agent or Firm:
TANAKA, Mitsuo et al. (JP)
Mitsuo Tanaka (JP)
Mitsuo Tanaka (JP)
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Claims: