JPS5376454A - Frost-detecting device - Google Patents

Frost-detecting device

Info

Publication number
JPS5376454A
JPS5376454A JP15251576A JP15251576A JPS5376454A JP S5376454 A JPS5376454 A JP S5376454A JP 15251576 A JP15251576 A JP 15251576A JP 15251576 A JP15251576 A JP 15251576A JP S5376454 A JPS5376454 A JP S5376454A
Authority
JP
Japan
Prior art keywords
frost
detecting device
detect frosting
detect
vabrator
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.)
Pending
Application number
JP15251576A
Other languages
Japanese (ja)
Inventor
Masao Kasahara
Akira Tokushima
Yukihiko Ise
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP15251576A priority Critical patent/JPS5376454A/en
Publication of JPS5376454A publication Critical patent/JPS5376454A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: A frost-detector devised to detect frosting correctly by using the vibration of a vabrator provided with piezoelectric elements to detect frosting directly.
COPYRIGHT: (C)1978,JPO&Japio
JP15251576A 1976-12-17 1976-12-17 Frost-detecting device Pending JPS5376454A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15251576A JPS5376454A (en) 1976-12-17 1976-12-17 Frost-detecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15251576A JPS5376454A (en) 1976-12-17 1976-12-17 Frost-detecting device

Publications (1)

Publication Number Publication Date
JPS5376454A true JPS5376454A (en) 1978-07-06

Family

ID=15542123

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15251576A Pending JPS5376454A (en) 1976-12-17 1976-12-17 Frost-detecting device

Country Status (1)

Country Link
JP (1) JPS5376454A (en)

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