JPS60273A - 霜検知装置 - Google Patents

霜検知装置

Info

Publication number
JPS60273A
JPS60273A JP10115584A JP10115584A JPS60273A JP S60273 A JPS60273 A JP S60273A JP 10115584 A JP10115584 A JP 10115584A JP 10115584 A JP10115584 A JP 10115584A JP S60273 A JPS60273 A JP S60273A
Authority
JP
Japan
Prior art keywords
light
frost
optical transmission
section
evaporator
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
JP10115584A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0156357B2 (enrdf_load_stackoverflow
Inventor
秀夫 山本
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 Refrigeration Co
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 Refrigeration Co filed Critical Matsushita Refrigeration Co
Priority to JP10115584A priority Critical patent/JPS60273A/ja
Publication of JPS60273A publication Critical patent/JPS60273A/ja
Publication of JPH0156357B2 publication Critical patent/JPH0156357B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/11—Sensor to detect if defrost is necessary
    • F25B2700/111—Sensor to detect if defrost is necessary using an emitter and receiver, e.g. sensing by emitting light or other radiation and receiving reflection by a sensor

Landscapes

  • Defrosting Systems (AREA)
JP10115584A 1984-05-18 1984-05-18 霜検知装置 Granted JPS60273A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10115584A JPS60273A (ja) 1984-05-18 1984-05-18 霜検知装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10115584A JPS60273A (ja) 1984-05-18 1984-05-18 霜検知装置

Publications (2)

Publication Number Publication Date
JPS60273A true JPS60273A (ja) 1985-01-05
JPH0156357B2 JPH0156357B2 (enrdf_load_stackoverflow) 1989-11-29

Family

ID=14293154

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10115584A Granted JPS60273A (ja) 1984-05-18 1984-05-18 霜検知装置

Country Status (1)

Country Link
JP (1) JPS60273A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6351887A (ja) * 1986-08-20 1988-03-04 鶴沢　三十喜 模型帆船の横帆、縦帆操帆装置
US4960581A (en) * 1988-03-16 1990-10-02 Mitsui Toatsu Chemicals, Inc. Method for preparing gaseous metallic fluoride

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6351887A (ja) * 1986-08-20 1988-03-04 鶴沢　三十喜 模型帆船の横帆、縦帆操帆装置
US4960581A (en) * 1988-03-16 1990-10-02 Mitsui Toatsu Chemicals, Inc. Method for preparing gaseous metallic fluoride

Also Published As

Publication number Publication date
JPH0156357B2 (enrdf_load_stackoverflow) 1989-11-29

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