FR721059A - Snap-action shutter for tubes with powdery or granular solids circulating - Google Patents

Snap-action shutter for tubes with powdery or granular solids circulating

Info

Publication number
FR721059A
FR721059A FR721059DA FR721059A FR 721059 A FR721059 A FR 721059A FR 721059D A FR721059D A FR 721059DA FR 721059 A FR721059 A FR 721059A
Authority
FR
France
Prior art keywords
powdery
snap
tubes
granular solids
solids circulating
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
Alfred Dubois
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 FR721059A publication Critical patent/FR721059A/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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/56—Mechanical actuating means without stable intermediate position, e.g. with snap action

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR721059D 1932-01-09 1931-08-04 Snap-action shutter for tubes with powdery or granular solids circulating Expired FR721059A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR41214T 1932-01-09

Publications (1)

Publication Number Publication Date
FR721059A true FR721059A (en) 1932-02-27

Family

ID=8677398

Family Applications (2)

Application Number Title Priority Date Filing Date
FR721059D Expired FR721059A (en) 1932-01-09 1931-08-04 Snap-action shutter for tubes with powdery or granular solids circulating
FR41214D Expired FR41214E (en) 1932-01-09 1932-01-09 Snap-action shutter for tubes where powdery or granular solids circulate

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR41214D Expired FR41214E (en) 1932-01-09 1932-01-09 Snap-action shutter for tubes where powdery or granular solids circulate

Country Status (1)

Country Link
FR (2) FR721059A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2650792A (en) * 1949-05-03 1953-09-01 Marco John Mixing valve
WO2003016766A1 (en) * 2001-08-13 2003-02-27 Abb Offshore Systems Limited Control valves

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2650792A (en) * 1949-05-03 1953-09-01 Marco John Mixing valve
WO2003016766A1 (en) * 2001-08-13 2003-02-27 Abb Offshore Systems Limited Control valves

Also Published As

Publication number Publication date
FR41214E (en) 1932-12-02

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