Title:
METHOD OF KEEPING LIQUID WARM AND PREVENTING IT FROM FREEZING
Document Type and Number:
Japanese Patent JP2018059299
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a method of keeping a liquid warm and preventing it from freezing, capable of keeping water in a water tank 40 warm and of preventing water in a toilet from freezing at a low cost.SOLUTION: A band-shaped heating element 30 is submerged in water W in a tank body 11. The band-shaped heating element 30 comprises a flexible printed wiring board 30b on which a plurality of LED chips 30a are mounted. Both of the front and the back of the flexible printed wiring board 30b as well as the LED chips 30a mounted on the board 30b are covered with a covering material 30e made from transparent soft thermoplastic polyvinyl chloride. The heat generated by the LED chips 30a keeps the water W warm, or prevents the water W from freezing.SELECTED DRAWING: Figure 1
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Inventors:
TOTANI TSUTOMU
Application Number:
JP2016196233A
Publication Date:
April 12, 2018
Filing Date:
October 04, 2016
Export Citation:
Assignee:
BEAT SONIC KK
International Classes:
E03D11/13; A01K63/06; A61F7/03; H05B3/54
Domestic Patent References:
| JP2014148863A | 2014-08-21 | |||
| JPS5331851U | 1978-03-18 | |||
| JP2015188634A | 2015-11-02 | |||
| JPH1084800A | 1998-04-07 | |||
| JP2009148241A | 2009-07-09 | |||
| JP2016066416A | 2016-04-28 | |||
| JP3188978U | ||||
| JP2009064661A | 2009-03-26 | |||
| JP2010505079A | 2010-02-18 | |||
| JPH0663106A | 1994-03-08 |
Foreign References:
| KR200401512Y1 | 2005-11-17 |
Attorney, Agent or Firm:
Hajime Miyake
Masaya Ariga
Masaya Ariga