IT8047513A0 - Valvola a farfalla a sede equilibrata per alte pressioni - Google Patents

Valvola a farfalla a sede equilibrata per alte pressioni

Info

Publication number
IT8047513A0
IT8047513A0 IT8047513A IT4751380A IT8047513A0 IT 8047513 A0 IT8047513 A0 IT 8047513A0 IT 8047513 A IT8047513 A IT 8047513A IT 4751380 A IT4751380 A IT 4751380A IT 8047513 A0 IT8047513 A0 IT 8047513A0
Authority
IT
Italy
Prior art keywords
butterfly valve
high pressures
balanced seat
seat butterfly
balanced
Prior art date
Application number
IT8047513A
Other languages
English (en)
Inventor
Hyman A Posner
Original Assignee
Worcester Controls Corp
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 Worcester Controls Corp filed Critical Worcester Controls Corp
Publication of IT8047513A0 publication Critical patent/IT8047513A0/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
    • F16K1/22—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
    • F16K1/226—Shaping or arrangements of the sealing
    • F16K1/2263—Shaping or arrangements of the sealing the sealing being arranged on the valve seat

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
  • Check Valves (AREA)
IT8047513A 1979-01-03 1980-01-03 Valvola a farfalla a sede equilibrata per alte pressioni IT8047513A0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA319017 1979-01-03

Publications (1)

Publication Number Publication Date
IT8047513A0 true IT8047513A0 (it) 1980-01-03

Family

ID=4113231

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8047513A IT8047513A0 (it) 1979-01-03 1980-01-03 Valvola a farfalla a sede equilibrata per alte pressioni

Country Status (13)

Country Link
AR (1) AR217983A1 (it)
AU (1) AU5269179A (it)
BR (1) BR8000007A (it)
DE (1) DE2952637A1 (it)
ES (1) ES8101743A1 (it)
FI (1) FI793677A (it)
FR (1) FR2445918A1 (it)
GB (1) GB2040405A (it)
IL (1) IL58715A0 (it)
IT (1) IT8047513A0 (it)
NL (1) NL7908392A (it)
SE (1) SE7910506L (it)
ZA (1) ZA795991B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121513B (en) * 1982-06-08 1985-11-27 Crane Co Seal assembly
GB2249611A (en) * 1990-11-06 1992-05-13 Ford Motor Co Throttle body sealing unit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1305554A (it) * 1969-04-11 1973-02-07
US3563510A (en) * 1969-08-06 1971-02-16 Hills Mccanna Co Valve sealed by calking ring anchored in support groove
US3997142A (en) * 1975-04-21 1976-12-14 Fmc Corporation Pressure sensitive and temperature responsive rotary valve
GB1574489A (en) * 1976-10-27 1980-09-10 Nemetz J Shut-off flap valve

Also Published As

Publication number Publication date
FR2445918A1 (fr) 1980-08-01
GB2040405A (en) 1980-08-28
IL58715A0 (en) 1980-02-29
ZA795991B (en) 1980-10-29
FI793677A (fi) 1980-07-04
AR217983A1 (es) 1980-04-30
DE2952637A1 (de) 1980-07-17
ES487416A0 (es) 1980-12-16
AU5269179A (en) 1980-07-10
BR8000007A (pt) 1980-09-23
ES8101743A1 (es) 1980-12-16
SE7910506L (sv) 1980-07-04
NL7908392A (nl) 1980-07-07

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