JPS5431890A - Temperature controller - Google Patents

Temperature controller

Info

Publication number
JPS5431890A
JPS5431890A JP9979177A JP9979177A JPS5431890A JP S5431890 A JPS5431890 A JP S5431890A JP 9979177 A JP9979177 A JP 9979177A JP 9979177 A JP9979177 A JP 9979177A JP S5431890 A JPS5431890 A JP S5431890A
Authority
JP
Japan
Prior art keywords
temperature controller
flipflop
fail
shut
degradation
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
JP9979177A
Other languages
Japanese (ja)
Inventor
Akira Yasuda
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 Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP9979177A priority Critical patent/JPS5431890A/en
Publication of JPS5431890A publication Critical patent/JPS5431890A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To provide an improvement of fail-safe performance without using flipflop avoiding the frequent open or shut which causes the degradation of cooling water supply control magnet valve.
COPYRIGHT: (C)1979,JPO&Japio
JP9979177A 1977-08-15 1977-08-15 Temperature controller Pending JPS5431890A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9979177A JPS5431890A (en) 1977-08-15 1977-08-15 Temperature controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9979177A JPS5431890A (en) 1977-08-15 1977-08-15 Temperature controller

Publications (1)

Publication Number Publication Date
JPS5431890A true JPS5431890A (en) 1979-03-08

Family

ID=14256735

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9979177A Pending JPS5431890A (en) 1977-08-15 1977-08-15 Temperature controller

Country Status (1)

Country Link
JP (1) JPS5431890A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62107314A (en) * 1985-11-05 1987-05-18 Nec Corp Control circuit for constant temperature oven
US5878811A (en) * 1994-09-20 1999-03-09 Consorzio Per La Ricerca Sulla Microelttronica Nel Mezzogiorno Apparatus and method for the controlled cooling of chemical tanks
US6615914B1 (en) * 1999-06-02 2003-09-09 Li Young Programmable, heatable, coolable reaction vessel utilizing phase change refrigeration

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62107314A (en) * 1985-11-05 1987-05-18 Nec Corp Control circuit for constant temperature oven
US5878811A (en) * 1994-09-20 1999-03-09 Consorzio Per La Ricerca Sulla Microelttronica Nel Mezzogiorno Apparatus and method for the controlled cooling of chemical tanks
US6615914B1 (en) * 1999-06-02 2003-09-09 Li Young Programmable, heatable, coolable reaction vessel utilizing phase change refrigeration

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