Title:
VEHICULAR POWER SOURCE DEVICE
Document Type and Number:
Japanese Patent JP2015147435
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a vehicular power source device capable of preventing the occurrence of a battery partial decrease when combinedly using an equalizer and a circuit shut-off switch, in a power circuit for connecting a low voltage load circuit and a high voltage load circuit to a plurality of batteries connected in series.SOLUTION: A power circuit 11 comprises an equalizer 19 for preventing a partial decrease in respective batteries 12 and 13, a disconnecting switch 22 capable of electrically cutting off the low voltage side battery 12 and a disconnecting relay 23 capable of electrically cutting off the high voltage side battery 13. A machine controller 26 starts an engine controller 28 by turning on an engine key relay 27 after turning on the disconnecting relay 23.
Inventors:
KAWAGUCHI ATSUSHI
YOKOHATA KENJI
YOKOHATA KENJI
Application Number:
JP2014019705A
Publication Date:
August 20, 2015
Filing Date:
February 04, 2014
Export Citation:
Assignee:
CATERPILLAR SARL
International Classes:
B60R16/03
Domestic Patent References:
| JPS59139887A | 1984-08-10 | |||
| JP2000060019A | 2000-02-25 | |||
| JP2002171691A | 2002-06-14 | |||
| JPS59139887A | 1984-08-10 | |||
| JP2000060019A | 2000-02-25 | |||
| JP2002171691A | 2002-06-14 |
Foreign References:
| US4045718A | 1977-08-30 | |||
| US4045718A | 1977-08-30 |
Attorney, Agent or Firm:
樺澤 襄
Satoshi Kabazawa
Tetsuya Yamada
Satoshi Kabazawa
Tetsuya Yamada
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