JPS58142678U - 霜検知装置 - Google Patents

霜検知装置

Info

Publication number
JPS58142678U
JPS58142678U JP4111882U JP4111882U JPS58142678U JP S58142678 U JPS58142678 U JP S58142678U JP 4111882 U JP4111882 U JP 4111882U JP 4111882 U JP4111882 U JP 4111882U JP S58142678 U JPS58142678 U JP S58142678U
Authority
JP
Japan
Prior art keywords
piezoelectric element
detection device
frost detection
circuit
frost
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
JP4111882U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0221745Y2 (cs
Inventor
秀夫 山本
Original Assignee
松下冷機株式会社
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 松下冷機株式会社 filed Critical 松下冷機株式会社
Priority to JP4111882U priority Critical patent/JPS58142678U/ja
Publication of JPS58142678U publication Critical patent/JPS58142678U/ja
Application granted granted Critical
Publication of JPH0221745Y2 publication Critical patent/JPH0221745Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Defrosting Systems (AREA)
JP4111882U 1982-03-23 1982-03-23 霜検知装置 Granted JPS58142678U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4111882U JPS58142678U (ja) 1982-03-23 1982-03-23 霜検知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4111882U JPS58142678U (ja) 1982-03-23 1982-03-23 霜検知装置

Publications (2)

Publication Number Publication Date
JPS58142678U true JPS58142678U (ja) 1983-09-26
JPH0221745Y2 JPH0221745Y2 (cs) 1990-06-12

Family

ID=30052308

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4111882U Granted JPS58142678U (ja) 1982-03-23 1982-03-23 霜検知装置

Country Status (1)

Country Link
JP (1) JPS58142678U (cs)

Also Published As

Publication number Publication date
JPH0221745Y2 (cs) 1990-06-12

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