JPS57157866A - Low torque and low noise butterfly valve disc - Google Patents

Low torque and low noise butterfly valve disc

Info

Publication number
JPS57157866A
JPS57157866A JP4183981A JP4183981A JPS57157866A JP S57157866 A JPS57157866 A JP S57157866A JP 4183981 A JP4183981 A JP 4183981A JP 4183981 A JP4183981 A JP 4183981A JP S57157866 A JPS57157866 A JP S57157866A
Authority
JP
Japan
Prior art keywords
low
butterfly valve
valve disc
torque
low noise
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
JP4183981A
Other languages
Japanese (ja)
Inventor
Deii Bauman Hansu
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP4183981A priority Critical patent/JPS57157866A/en
Publication of JPS57157866A publication Critical patent/JPS57157866A/en
Pending legal-status Critical Current

Links

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  • Lift Valve (AREA)
JP4183981A 1981-03-24 1981-03-24 Low torque and low noise butterfly valve disc Pending JPS57157866A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4183981A JPS57157866A (en) 1981-03-24 1981-03-24 Low torque and low noise butterfly valve disc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4183981A JPS57157866A (en) 1981-03-24 1981-03-24 Low torque and low noise butterfly valve disc

Publications (1)

Publication Number Publication Date
JPS57157866A true JPS57157866A (en) 1982-09-29

Family

ID=12619419

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4183981A Pending JPS57157866A (en) 1981-03-24 1981-03-24 Low torque and low noise butterfly valve disc

Country Status (1)

Country Link
JP (1) JPS57157866A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61157754U (en) * 1985-03-22 1986-09-30
JPS626568U (en) * 1985-06-26 1987-01-16
JPH0413873U (en) * 1990-05-23 1992-02-04
EP1215428A1 (en) 2000-12-15 2002-06-19 Tomoe Technical Research Company Butterfly valve with low noise
JP2003028312A (en) * 2001-07-16 2003-01-29 Toyo Valve Co Ltd Valve element for butterfly valve
JP2003074719A (en) * 2001-09-03 2003-03-12 Toyo Valve Co Ltd Valve element for butterfly valve
US6758458B2 (en) 2001-02-26 2004-07-06 Kitz Corporation Butterfly valve
EP3346098A1 (en) * 2017-01-04 2018-07-11 Honeywell International Inc. Aerodynamic torque reducing valve for use in a bleed air system

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61157754U (en) * 1985-03-22 1986-09-30
JPS626568U (en) * 1985-06-26 1987-01-16
JPH0413873U (en) * 1990-05-23 1992-02-04
EP1215428A1 (en) 2000-12-15 2002-06-19 Tomoe Technical Research Company Butterfly valve with low noise
US6758458B2 (en) 2001-02-26 2004-07-06 Kitz Corporation Butterfly valve
JP2003028312A (en) * 2001-07-16 2003-01-29 Toyo Valve Co Ltd Valve element for butterfly valve
JP2003074719A (en) * 2001-09-03 2003-03-12 Toyo Valve Co Ltd Valve element for butterfly valve
EP3346098A1 (en) * 2017-01-04 2018-07-11 Honeywell International Inc. Aerodynamic torque reducing valve for use in a bleed air system
US10539038B2 (en) 2017-01-04 2020-01-21 Honeywell International Inc. Aerodynamic torque reducing valve for use in a bleed air system
EP3346098B1 (en) * 2017-01-04 2024-05-08 Honeywell International Inc. Fan air duct assembly for a turbofan engine bleed air system

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