Title:
AUTOMATIC POWER SOURCE SWITCHGEAR
Document Type and Number:
Japanese Patent JP3430401
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an automatic power source switchgear capable of reducing consumption power, in a state of standby by automatically breaking AC supply at night which is a standby time zone.
SOLUTION: This switch gear is constituted of a first line and a second line which are supply lines of AC in normal service for realizing a switchgear, a first relay 20 switching the first line, a second relay 30 switching the second lines, and a power source switching control unit 40 which detects light, causes the states of make and break of the first relay 20 and the second relay 30 to be switched over sequentially, according to the state of detected light, and switches the AC in normal service which flows through the first line and the second line.
Inventors:
Kim, Hyun-Kwan
Application Number:
JP35702899A
Publication Date:
July 28, 2003
Filing Date:
December 16, 1999
Export Citation:
Assignee:
Kim, Hyun-Kwan
Jinz Technologies, Inc.
Jinz Technologies, Inc.
International Classes:
H02J3/00; H03K17/78; H03K17/94; (IPC1-7): H02J3/00; H03K17/78
Domestic Patent References:
| JP8205430A | ||||
| JP10172406A | ||||
| JP9266627A | ||||
| JP719981U |
Other References:
【文献】米国特許6396166(US,A)
Attorney, Agent or Firm:
Shuichiro Kitamura
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