JPS5847913U - Condensation prevention device - Google Patents

Condensation prevention device

Info

Publication number
JPS5847913U
JPS5847913U JP14158181U JP14158181U JPS5847913U JP S5847913 U JPS5847913 U JP S5847913U JP 14158181 U JP14158181 U JP 14158181U JP 14158181 U JP14158181 U JP 14158181U JP S5847913 U JPS5847913 U JP S5847913U
Authority
JP
Japan
Prior art keywords
temperature
sensor circuit
predetermined temperature
circuit
prevention device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP14158181U
Other languages
Japanese (ja)
Other versions
JPS6239444Y2 (en
Inventor
正木　ひろし
義隆 山田
和久 相川
Original Assignee
富士通株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 富士通株式会社 filed Critical 富士通株式会社
Priority to JP14158181U priority Critical patent/JPS5847913U/en
Publication of JPS5847913U publication Critical patent/JPS5847913U/en
Application granted granted Critical
Publication of JPS6239444Y2 publication Critical patent/JPS6239444Y2/ja
Granted legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の結露防止装置の回路構成例、第２図は本
考案による実施例の結露防止装置の回路構成例である。 第２図において、１と２は温度センサ、３は湿度センサ
、４はヒータ部である。FIG. 1 shows an example of the circuit configuration of a conventional dew condensation prevention device, and FIG. 2 shows an example of the circuit configuration of a dew condensation prevention device according to an embodiment of the present invention. In FIG. 2, 1 and 2 are temperature sensors, 3 is a humidity sensor, and 4 is a heater section.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電子機器等の装置内の結露を防止すを結露防止装置にお
いて、第１の所定温度以下になったとき閉状態となり該
第１の所定温度より高い第２の所定温度以上になったと
き開状態となる第１の温度センサー回路と、第３の所定
温度以下となったとき閉状葬となり該第３の所定温度よ
り高い第４の所定温度以上となったとき開状態となる第
２の温度センサー回路と、所定湿度以下となったとき閉
状態となる湿度センサー回路とをもうけ、電源とヒータ
部との間に、上記湿度センサー回路と上記第２の温度セ
ンサー回路との直列回路に並列に上記第１の温度センサ
ー回路を接続した回路からなるヒータ部電源投入制御回
路をそなえたことを特徴とする結露防止装置。A dew condensation prevention device for preventing dew condensation inside a device such as an electronic device is closed when the temperature drops below a first predetermined temperature, and opens when the temperature reaches a second predetermined temperature higher than the first predetermined temperature. a first temperature sensor circuit that becomes closed when the temperature falls below a third predetermined temperature, and a second temperature sensor that becomes open when the temperature reaches a fourth predetermined temperature higher than the third predetermined temperature. A humidity sensor circuit is provided between the power supply and the heater section, and the humidity sensor circuit is connected in parallel to the series circuit of the humidity sensor circuit and the second temperature sensor circuit. A dew condensation prevention device comprising a heater section power-on control circuit comprising a circuit connected to a first temperature sensor circuit.
JP14158181U 1981-09-24 1981-09-24 Condensation prevention device Granted JPS5847913U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14158181U JPS5847913U (en) 1981-09-24 1981-09-24 Condensation prevention device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14158181U JPS5847913U (en) 1981-09-24 1981-09-24 Condensation prevention device

Publications (2)

Publication Number Publication Date
JPS5847913U true JPS5847913U (en) 1983-03-31
JPS6239444Y2 JPS6239444Y2 (en) 1987-10-08

Family

ID=29934675

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14158181U Granted JPS5847913U (en) 1981-09-24 1981-09-24 Condensation prevention device

Country Status (1)

Country Link
JP (1) JPS5847913U (en)

Also Published As

Publication number Publication date
JPS6239444Y2 (en) 1987-10-08

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