FR410623A - Self-closing flap valve - Google Patents

Self-closing flap valve

Info

Publication number
FR410623A
FR410623A FR410623DA FR410623A FR 410623 A FR410623 A FR 410623A FR 410623D A FR410623D A FR 410623DA FR 410623 A FR410623 A FR 410623A
Authority
FR
France
Prior art keywords
self
flap valve
closing flap
closing
valve
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
Ambroise Lentati
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AMBROISE LENTATI
Original Assignee
AMBROISE LENTATI
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 AMBROISE LENTATI filed Critical AMBROISE LENTATI
Application granted granted Critical
Publication of FR410623A publication Critical patent/FR410623A/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
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/04—Check valves with guided rigid valve members shaped as balls
    • F16K15/044—Check valves with guided rigid valve members shaped as balls spring-loaded
FR410623D 1909-12-18 1909-12-18 Self-closing flap valve Expired FR410623A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR410623T 1909-12-18

Publications (1)

Publication Number Publication Date
FR410623A true FR410623A (en) 1910-05-25

Family

ID=1454654

Family Applications (1)

Application Number Title Priority Date Filing Date
FR410623D Expired FR410623A (en) 1909-12-18 1909-12-18 Self-closing flap valve

Country Status (1)

Country Link
FR (1) FR410623A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2686536A (en) * 1949-07-29 1954-08-17 William S Campbell Sequentially operated valve for condenser tube blowers
DE930186C (en) * 1952-07-24 1955-07-11 Walter Jordan Bottom valve for liquid suction lines
US3295820A (en) * 1964-04-27 1967-01-03 Nuid Engineering Corp Valve means

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2686536A (en) * 1949-07-29 1954-08-17 William S Campbell Sequentially operated valve for condenser tube blowers
DE930186C (en) * 1952-07-24 1955-07-11 Walter Jordan Bottom valve for liquid suction lines
US3295820A (en) * 1964-04-27 1967-01-03 Nuid Engineering Corp Valve means

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