Title:
POWER SUPPLY
Document Type and Number:
Japanese Patent JP3830343
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a power supply which makes it unnecessary to replace the battery of a light emitting module attached to a sensor to monitor the inside of a power transformer booth in a user\'s building to realize unattended monitoring, also eliminating power supply wiring in the booth to simplify the installation.
SOLUTION: In a power supply transformer booth 100, a monitor 500 converts electric energy into light to irradiate a light emitting module 400. The light emitting module 400 converts the received light from the monitor 500 into electric energy to supply power.
Inventors:
Naoaki Okuen
Application Number:
JP2000298643A
Publication Date:
October 04, 2006
Filing Date:
September 29, 2000
Export Citation:
Assignee:
Toko Electric Co., Ltd.
International Classes:
G08B25/08; H04Q9/00; (IPC1-7): H02J17/00; G08B25/08; H04Q9/00
Domestic Patent References:
| JP3107754B2 | ||||
| JP5052997U |
Attorney, Agent or Firm:
Yuichi Morita