JPS5258297A - Sprinkler head - Google Patents

Sprinkler head

Info

Publication number
JPS5258297A
JPS5258297A JP13371175A JP13371175A JPS5258297A JP S5258297 A JPS5258297 A JP S5258297A JP 13371175 A JP13371175 A JP 13371175A JP 13371175 A JP13371175 A JP 13371175A JP S5258297 A JPS5258297 A JP S5258297A
Authority
JP
Japan
Prior art keywords
sprinkler head
pilot valve
dispersion
eliminate
variation
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
JP13371175A
Other languages
Japanese (ja)
Other versions
JPS553948B2 (en
Inventor
Hiroyuki Yoshimura
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 JP13371175A priority Critical patent/JPS5258297A/en
Publication of JPS5258297A publication Critical patent/JPS5258297A/en
Publication of JPS553948B2 publication Critical patent/JPS553948B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To eliminate both variation of load and dispersion of operating temperature of a pilot valve, by a system characterized in that the pilot valve interlocks with a bimetal disc, and water flow is operated by pressure change of a main cylinder chamber and an auxiliary chamber.
COPYRIGHT: (C)1977,JPO&Japio
JP13371175A 1975-11-06 1975-11-06 Sprinkler head Granted JPS5258297A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13371175A JPS5258297A (en) 1975-11-06 1975-11-06 Sprinkler head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13371175A JPS5258297A (en) 1975-11-06 1975-11-06 Sprinkler head

Publications (2)

Publication Number Publication Date
JPS5258297A true JPS5258297A (en) 1977-05-13
JPS553948B2 JPS553948B2 (en) 1980-01-28

Family

ID=15111096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13371175A Granted JPS5258297A (en) 1975-11-06 1975-11-06 Sprinkler head

Country Status (1)

Country Link
JP (1) JPS5258297A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4368782A (en) * 1979-02-28 1983-01-18 Mather & Platt Limited On/off sprinkler head with temperature responsive exhaust port valve
JPS60249977A (en) * 1984-05-25 1985-12-10 株式会社タツノ・メカトロニクス Sprinkler
US5117916A (en) * 1990-04-11 1992-06-02 Hochiki Kabushiki Kaisha Sprinkler head and operation monitor therefor
US5533576A (en) * 1994-08-01 1996-07-09 Grinnell Corporation Automatic on-off fire protection sprinkler

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4368782A (en) * 1979-02-28 1983-01-18 Mather & Platt Limited On/off sprinkler head with temperature responsive exhaust port valve
JPS60249977A (en) * 1984-05-25 1985-12-10 株式会社タツノ・メカトロニクス Sprinkler
JPH0571272B2 (en) * 1984-05-25 1993-10-06 Tatsuno Mechatronics Kk
US5117916A (en) * 1990-04-11 1992-06-02 Hochiki Kabushiki Kaisha Sprinkler head and operation monitor therefor
US5533576A (en) * 1994-08-01 1996-07-09 Grinnell Corporation Automatic on-off fire protection sprinkler

Also Published As

Publication number Publication date
JPS553948B2 (en) 1980-01-28

Similar Documents

Publication Publication Date Title
JPS5258297A (en) Sprinkler head
JPS53444A (en) Gas supply control device
JPS5281738A (en) Water controller
JPS53102403A (en) Temperature control for low pressure exhaust chamber of steam turbine
JPS5272005A (en) Load control system for steam turbine
JPS5432840A (en) Zero governer
JPS5431870A (en) G sensing type proportioning valve
JPS527052A (en) Expansion valve
JPS5279195A (en) Piston positional shift regulating controller
JPS5219305A (en) Plunger pump
JPS51118139A (en) Combustion quantity controlling apparatus
JPS5311225A (en) Valve device
JPS5358835A (en) Burning adjustment valve working in proportion to water pressure
JPS5314277A (en) Fluid apparatus
JPS5414784A (en) Pressure type heat-responsive device
JPS5260302A (en) Feed water control device
JPS51124706A (en) A control system of pressure changing in a steam turbine
JPS53105611A (en) Steam pressure control system for steam turbine
JPS52140743A (en) Water supply control system
JPS5322931A (en) Operation method of hydraulic machinery
JPS5222689A (en) Pilot servo valve device
JPS5252243A (en) Gas control system
JPS5391444A (en) Gas cock
JPS5332203A (en) Subterranean heat turbine control means
JPS5256799A (en) Sprinkler head of on-off type