FR1127557A - Double ball valve - Google Patents

Double ball valve

Info

Publication number
FR1127557A
FR1127557A FR1127557DA FR1127557A FR 1127557 A FR1127557 A FR 1127557A FR 1127557D A FR1127557D A FR 1127557DA FR 1127557 A FR1127557 A FR 1127557A
Authority
FR
France
Prior art keywords
ball valve
double ball
double
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
French (fr)
Inventor
Lucien Hoffmann
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 FR1127557A publication Critical patent/FR1127557A/en
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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1127557D 1955-06-06 1955-06-06 Double ball valve Expired FR1127557A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1127557T 1955-06-06

Publications (1)

Publication Number Publication Date
FR1127557A true FR1127557A (en) 1956-12-19

Family

ID=9635677

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1127557D Expired FR1127557A (en) 1955-06-06 1955-06-06 Double ball valve

Country Status (1)

Country Link
FR (1) FR1127557A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3078501A (en) * 1959-01-08 1963-02-26 Wright Products Inc Door closer
US3091260A (en) * 1960-05-31 1963-05-28 M L Mfg Co Pipeline stopping tool

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3078501A (en) * 1959-01-08 1963-02-26 Wright Products Inc Door closer
US3091260A (en) * 1960-05-31 1963-05-28 M L Mfg Co Pipeline stopping tool

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