ITUA20162772A1 - Valvola unidirezionale a farfalla ad elevata affidabilita' di tenuta. - Google Patents

Valvola unidirezionale a farfalla ad elevata affidabilita' di tenuta.

Info

Publication number
ITUA20162772A1
ITUA20162772A1 ITUA2016A002772A ITUA20162772A ITUA20162772A1 IT UA20162772 A1 ITUA20162772 A1 IT UA20162772A1 IT UA2016A002772 A ITUA2016A002772 A IT UA2016A002772A IT UA20162772 A ITUA20162772 A IT UA20162772A IT UA20162772 A1 ITUA20162772 A1 IT UA20162772A1
Authority
IT
Italy
Prior art keywords
high level
butterfly valve
level reliability
unidirectional butterfly
unidirectional
Prior art date
Application number
ITUA2016A002772A
Other languages
English (en)
Inventor
Aldo Bonomi
Original Assignee
Rubinetterie Bresciane Bonomi S P A
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 Rubinetterie Bresciane Bonomi S P A filed Critical Rubinetterie Bresciane Bonomi S P A
Priority to ITUA2016A002772A priority Critical patent/ITUA20162772A1/it
Publication of ITUA20162772A1 publication Critical patent/ITUA20162772A1/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
    • F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
    • F16K1/20—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
ITUA2016A002772A 2016-04-21 2016-04-21 Valvola unidirezionale a farfalla ad elevata affidabilita' di tenuta. ITUA20162772A1 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITUA2016A002772A ITUA20162772A1 (it) 2016-04-21 2016-04-21 Valvola unidirezionale a farfalla ad elevata affidabilita' di tenuta.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITUA2016A002772A ITUA20162772A1 (it) 2016-04-21 2016-04-21 Valvola unidirezionale a farfalla ad elevata affidabilita' di tenuta.

Publications (1)

Publication Number Publication Date
ITUA20162772A1 true ITUA20162772A1 (it) 2017-10-21

Family

ID=56740320

Family Applications (1)

Application Number Title Priority Date Filing Date
ITUA2016A002772A ITUA20162772A1 (it) 2016-04-21 2016-04-21 Valvola unidirezionale a farfalla ad elevata affidabilita' di tenuta.

Country Status (1)

Country Link
IT (1) ITUA20162772A1 (it)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2919885A (en) * 1958-11-17 1960-01-05 Missile Valve Corp Inc Butterfly valve
DE2312714A1 (de) * 1972-03-15 1973-09-20 Smedegaard As Umlauf-ventil
US3967812A (en) * 1975-02-26 1976-07-06 Dresser Industries, Inc. Shaft seal for corrosion resistant butterfly valve
DE3926510A1 (de) * 1989-08-10 1991-02-14 Duecker & Sohn Absperrklappe
EP0716254A1 (de) * 1994-11-10 1996-06-12 Domotec Ag Vorrichtung zum Absperren einer Rohrleitung
WO2014176262A1 (en) * 2013-04-22 2014-10-30 Dezurik, Inc. Orbital seat in a butterfly valve

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2919885A (en) * 1958-11-17 1960-01-05 Missile Valve Corp Inc Butterfly valve
DE2312714A1 (de) * 1972-03-15 1973-09-20 Smedegaard As Umlauf-ventil
US3967812A (en) * 1975-02-26 1976-07-06 Dresser Industries, Inc. Shaft seal for corrosion resistant butterfly valve
DE3926510A1 (de) * 1989-08-10 1991-02-14 Duecker & Sohn Absperrklappe
EP0716254A1 (de) * 1994-11-10 1996-06-12 Domotec Ag Vorrichtung zum Absperren einer Rohrleitung
WO2014176262A1 (en) * 2013-04-22 2014-10-30 Dezurik, Inc. Orbital seat in a butterfly valve

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