FR2129063A5 - - Google Patents

Info

Publication number
FR2129063A5
FR2129063A5 FR7108797A FR7108797A FR2129063A5 FR 2129063 A5 FR2129063 A5 FR 2129063A5 FR 7108797 A FR7108797 A FR 7108797A FR 7108797 A FR7108797 A FR 7108797A FR 2129063 A5 FR2129063 A5 FR 2129063A5
Authority
FR
France
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
FR7108797A
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.)
PRONAL SA
Original Assignee
PRONAL SA
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 PRONAL SA filed Critical PRONAL SA
Priority to FR7108797A priority Critical patent/FR2129063A5/fr
Priority to CH283572A priority patent/CH555021A/fr
Priority to ES400987A priority patent/ES400987A1/es
Priority to DE19722210955 priority patent/DE2210955A1/de
Priority to GB1051672A priority patent/GB1387902A/en
Priority to CA136,692A priority patent/CA963350A/en
Priority to IT938572A priority patent/IT957252B/it
Priority to AT205172A priority patent/AT308952B/de
Priority to DD16149672A priority patent/DD96307A5/xx
Application granted granted Critical
Publication of FR2129063A5 publication Critical patent/FR2129063A5/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
    • F16K15/00—Check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/12—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
    • F04D25/14—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures and having shutters, e.g. automatically closed when not in use
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/009—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by bleeding, by passing or recycling fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sealing Devices (AREA)
  • Bag Frames (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
FR7108797A 1971-03-12 1971-03-12 Expired FR2129063A5 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR7108797A FR2129063A5 (fr) 1971-03-12 1971-03-12
CH283572A CH555021A (fr) 1971-03-12 1972-02-29 Dispositif obturateur pour installation pneumatique.
ES400987A ES400987A1 (es) 1971-03-12 1972-03-06 Perfeccionamientos en los dispositivos obturadores para sistemas neumaticos.
GB1051672A GB1387902A (en) 1971-03-12 1972-03-07 Closing device for a pneumatic system
DE19722210955 DE2210955A1 (de) 1971-03-12 1972-03-07 Verschluß, insbesondere für pneumatische Anlagen
CA136,692A CA963350A (en) 1971-03-12 1972-03-09 Closing device for a pneumatic system
IT938572A IT957252B (it) 1971-03-12 1972-03-09 Dispositivo otturatore per sistema pneumatico
AT205172A AT308952B (de) 1971-03-12 1972-03-10 Verschluß für pneumatische Anlagen
DD16149672A DD96307A5 (fr) 1971-03-12 1972-03-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7108797A FR2129063A5 (fr) 1971-03-12 1971-03-12

Publications (1)

Publication Number Publication Date
FR2129063A5 true FR2129063A5 (fr) 1972-10-27

Family

ID=9073470

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7108797A Expired FR2129063A5 (fr) 1971-03-12 1971-03-12

Country Status (9)

Country Link
AT (1) AT308952B (fr)
CA (1) CA963350A (fr)
CH (1) CH555021A (fr)
DD (1) DD96307A5 (fr)
DE (1) DE2210955A1 (fr)
ES (1) ES400987A1 (fr)
FR (1) FR2129063A5 (fr)
GB (1) GB1387902A (fr)
IT (1) IT957252B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3641433A1 (de) * 1986-12-04 1988-06-09 Mct Brattberg Kabeldurchfuehru Blockiervorrichtung fuer einen luftfuehrenden kanal
DE29711777U1 (de) * 1997-07-06 1997-10-23 Fritz Sträter GmbH, 58540 Meinerzhagen Verschlußmechanismus
GB2344617A (en) * 1998-12-09 2000-06-14 Air Control Ind Ltd Blown air apparatus with control valve

Also Published As

Publication number Publication date
GB1387902A (en) 1975-03-19
IT957252B (it) 1973-10-10
DD96307A5 (fr) 1973-03-12
ES400987A1 (es) 1975-02-01
DE2210955A1 (de) 1972-09-21
AT308952B (de) 1973-07-25
CH555021A (fr) 1974-10-15
CA963350A (en) 1975-02-25

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Legal Events

Date Code Title Description
ST Notification of lapse