FR634185A - Vanne à bille rotative - Google Patents

Vanne à bille rotative

Info

Publication number
FR634185A
FR634185A FR634185DA FR634185A FR 634185 A FR634185 A FR 634185A FR 634185D A FR634185D A FR 634185DA FR 634185 A FR634185 A FR 634185A
Authority
FR
France
Prior art keywords
ball valve
rotary ball
rotary
valve
ball
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.)
Expired
Application number
Other languages
English (en)
Inventor
Walter Spieser
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 filed Critical
Application granted granted Critical
Publication of FR634185A publication Critical patent/FR634185A/fr
Expired legal-status Critical Current

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
    • F16K39/00—Devices for relieving the pressure on the sealing faces
    • F16K39/06—Devices for relieving the pressure on the sealing faces for taps or cocks

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR634185D 1926-05-12 1927-05-11 Vanne à bille rotative Expired FR634185A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH634185X 1926-05-12

Publications (1)

Publication Number Publication Date
FR634185A true FR634185A (fr) 1928-02-10

Family

ID=4524985

Family Applications (1)

Application Number Title Priority Date Filing Date
FR634185D Expired FR634185A (fr) 1926-05-12 1927-05-11 Vanne à bille rotative

Country Status (1)

Country Link
FR (1) FR634185A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2941779A (en) * 1957-01-07 1960-06-21 Pratt Co Henry Rotary valve
US3006600A (en) * 1956-12-28 1961-10-31 Pratt Co Henry Rotary valve
US3195857A (en) * 1962-05-02 1965-07-20 Homer J Shafer Ball valve construction
US3669404A (en) * 1969-03-20 1972-06-13 Escher Wyss Ltd Closure device on a pipe conduit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3006600A (en) * 1956-12-28 1961-10-31 Pratt Co Henry Rotary valve
US2941779A (en) * 1957-01-07 1960-06-21 Pratt Co Henry Rotary valve
US3195857A (en) * 1962-05-02 1965-07-20 Homer J Shafer Ball valve construction
US3669404A (en) * 1969-03-20 1972-06-13 Escher Wyss Ltd Closure device on a pipe conduit

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