FR2758177B1 - ANTI-BACKFLOW STATIC VACUUM - Google Patents

ANTI-BACKFLOW STATIC VACUUM

Info

Publication number
FR2758177B1
FR2758177B1 FR9700015A FR9700015A FR2758177B1 FR 2758177 B1 FR2758177 B1 FR 2758177B1 FR 9700015 A FR9700015 A FR 9700015A FR 9700015 A FR9700015 A FR 9700015A FR 2758177 B1 FR2758177 B1 FR 2758177B1
Authority
FR
France
Prior art keywords
backflow
static vacuum
static
vacuum
backflow static
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 - Fee Related
Application number
FR9700015A
Other languages
French (fr)
Other versions
FR2758177A1 (en
Inventor
Anne Marie Liddell
Gerald Bourlon
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.)
LIDDELL INTERNATIONAL
Original Assignee
LIDDELL INTERNATIONAL
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 LIDDELL INTERNATIONAL filed Critical LIDDELL INTERNATIONAL
Priority to FR9700015A priority Critical patent/FR2758177B1/en
Publication of FR2758177A1 publication Critical patent/FR2758177A1/en
Application granted granted Critical
Publication of FR2758177B1 publication Critical patent/FR2758177B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
    • F23L17/02—Tops for chimneys or ventilating shafts; Terminals for flues
    • F23L17/08—Tops for chimneys or ventilating shafts; Terminals for flues with coaxial cones or louvres
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
    • F23L17/02—Tops for chimneys or ventilating shafts; Terminals for flues

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electric Suction Cleaners (AREA)
FR9700015A 1997-01-03 1997-01-03 ANTI-BACKFLOW STATIC VACUUM Expired - Fee Related FR2758177B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9700015A FR2758177B1 (en) 1997-01-03 1997-01-03 ANTI-BACKFLOW STATIC VACUUM

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9700015A FR2758177B1 (en) 1997-01-03 1997-01-03 ANTI-BACKFLOW STATIC VACUUM

Publications (2)

Publication Number Publication Date
FR2758177A1 FR2758177A1 (en) 1998-07-10
FR2758177B1 true FR2758177B1 (en) 1999-03-12

Family

ID=9502361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9700015A Expired - Fee Related FR2758177B1 (en) 1997-01-03 1997-01-03 ANTI-BACKFLOW STATIC VACUUM

Country Status (1)

Country Link
FR (1) FR2758177B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2799530B1 (en) * 1999-10-08 2001-12-28 Michel Zaniewski AIR AND / OR FUME EXTRACTION APPARATUS HAVING A PROTECTIVE GRILLE
FR2834047B1 (en) * 2001-12-21 2004-03-12 Ct Scient Tech Batiment Cstb STATIC EXTRACTOR FOR BUILDINGS
FR2846073B1 (en) * 2002-10-21 2005-01-14 Michel Zaniewski STATIC EXTRACTOR ANTI-FLUOR FOR SMOKE

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3345931A (en) * 1964-12-03 1967-10-10 Gulf Research Development Co Venturi ejector including automatically movable disc members
CH678549A5 (en) * 1989-03-06 1991-09-30 Ohnsorg Soehne Ag Chimney extension to control smoke discharge - comprises circular annular bodies with domed surfaces detachably secured together by distance pieces
FR2647881B1 (en) * 1989-05-30 1994-07-29 Amphoux Andre MIXED VENTILATION DEVICE FOR A HOUSE
FR2678357A1 (en) * 1991-06-25 1992-12-31 Bourlon Michel Non-forcing static draught inducer (top)

Also Published As

Publication number Publication date
FR2758177A1 (en) 1998-07-10

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Legal Events

Date Code Title Description
ST Notification of lapse