IT1024201B - Perfezionamenti alle valvole a farfalla - Google Patents
Perfezionamenti alle valvole a farfallaInfo
- Publication number
- IT1024201B IT1024201B IT8339674A IT8339674A IT1024201B IT 1024201 B IT1024201 B IT 1024201B IT 8339674 A IT8339674 A IT 8339674A IT 8339674 A IT8339674 A IT 8339674A IT 1024201 B IT1024201 B IT 1024201B
- Authority
- IT
- Italy
- Prior art keywords
- butterfly valves
- butterfly
- valves
- Prior art date
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
- F16K1/22—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 crossing the valve member, e.g. butterfly valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
- Check Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU514673 | 1973-10-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1024201B true IT1024201B (it) | 1978-06-20 |
Family
ID=3695606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8339674A IT1024201B (it) | 1973-10-09 | 1974-09-09 | Perfezionamenti alle valvole a farfalla |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5065927A (ja) |
AU (1) | AU7290174A (ja) |
BE (1) | BE820562A (ja) |
DE (1) | DE2448166A1 (ja) |
FR (1) | FR2246786B3 (ja) |
GB (1) | GB1423335A (ja) |
IT (1) | IT1024201B (ja) |
NL (1) | NL7412278A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0443181B1 (en) * | 1989-12-25 | 1997-05-14 | Matsushita Electric Industrial Co., Ltd. | Butterfly valve |
USD872836S1 (en) | 2018-10-03 | 2020-01-14 | A.R. Arena Products, Inc. | Butterfly valve |
-
1973
- 1973-10-09 AU AU72901/74A patent/AU7290174A/en not_active Expired
-
1974
- 1974-09-02 GB GB3829774A patent/GB1423335A/en not_active Expired
- 1974-09-09 IT IT8339674A patent/IT1024201B/it active
- 1974-09-16 NL NL7412278A patent/NL7412278A/xx unknown
- 1974-09-30 BE BE149093A patent/BE820562A/xx unknown
- 1974-10-03 JP JP11427174A patent/JPS5065927A/ja active Pending
- 1974-10-09 FR FR7433921A patent/FR2246786B3/fr not_active Expired
- 1974-10-09 DE DE19742448166 patent/DE2448166A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
BE820562A (fr) | 1975-01-16 |
AU7290174A (en) | 1976-03-04 |
JPS5065927A (ja) | 1975-06-03 |
NL7412278A (nl) | 1975-04-11 |
FR2246786B3 (ja) | 1977-07-15 |
GB1423335A (en) | 1976-02-04 |
FR2246786A1 (ja) | 1975-05-02 |
DE2448166A1 (de) | 1975-04-10 |
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