FR2432630A2 - Source de vide et dispositif pour creer et maintenir une depression dans une enceinte - Google Patents

Source de vide et dispositif pour creer et maintenir une depression dans une enceinte

Info

Publication number
FR2432630A2
FR2432630A2 FR7822802A FR7822802A FR2432630A2 FR 2432630 A2 FR2432630 A2 FR 2432630A2 FR 7822802 A FR7822802 A FR 7822802A FR 7822802 A FR7822802 A FR 7822802A FR 2432630 A2 FR2432630 A2 FR 2432630A2
Authority
FR
France
Prior art keywords
base
cylinder
piston
depressed
food
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.)
Granted
Application number
FR7822802A
Other languages
English (en)
Other versions
FR2432630B2 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7822802A priority Critical patent/FR2432630A2/fr
Priority to GB7842501A priority patent/GB2008200B/en
Priority to GB8104428A priority patent/GB2066376B/en
Priority to US05/957,286 priority patent/US4287819A/en
Priority to DE2848433A priority patent/DE2848433C2/de
Priority to JP13683578A priority patent/JPS5477494A/ja
Publication of FR2432630A2 publication Critical patent/FR2432630A2/fr
Application granted granted Critical
Publication of FR2432630B2 publication Critical patent/FR2432630B2/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B33/00—Pumps actuated by muscle power, e.g. for inflating
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/80—Suction pumps
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/80—Suction pumps
    • A61M1/81—Piston pumps, e.g. syringes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/08—Cupping glasses, i.e. for enhancing blood circulation

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Anesthesiology (AREA)
  • General Engineering & Computer Science (AREA)
  • Vascular Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Closures For Containers (AREA)

Abstract

Cette source de vide comprend un corps cylindrique 1 pouvant être saisi à pleine main et dans lequel coulisse un piston 3 dont la tige 4 traverse à joint étanche un premier fond 5 du corps et est percée d'un conduit axial 18 qui s'étend de son extrémité libre 17 jusqu'au voisinage du piston, où il communique avec l'intérieur du corps par un orifice radial 19, le deuxième fond 2 du corps étant muni d'évents 11. Application à l'établissement d'une dépression dans un récipient muni d'un clapet de retenue
FR7822802A 1977-11-09 1978-08-02 Source de vide et dispositif pour creer et maintenir une depression dans une enceinte Granted FR2432630A2 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7822802A FR2432630A2 (fr) 1978-08-02 1978-08-02 Source de vide et dispositif pour creer et maintenir une depression dans une enceinte
GB7842501A GB2008200B (en) 1977-11-09 1978-10-30 Source of vacuum and device for creating and maintaining anegative pressure in an enclosure
GB8104428A GB2066376B (en) 1977-11-09 1978-10-30 Source of vacuum and device for creating and maintaining a negative pressure in an enclosure
US05/957,286 US4287819A (en) 1977-11-09 1978-11-02 Source of vacuum and device for maintaining a negative pressure in an enclosure
DE2848433A DE2848433C2 (de) 1977-11-09 1978-11-08 Sauggerät
JP13683578A JPS5477494A (en) 1977-11-09 1978-11-08 Pressure reducing device and device for generating and retaining negative pressure of sealed article

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7822802A FR2432630A2 (fr) 1978-08-02 1978-08-02 Source de vide et dispositif pour creer et maintenir une depression dans une enceinte

Publications (2)

Publication Number Publication Date
FR2432630A2 true FR2432630A2 (fr) 1980-02-29
FR2432630B2 FR2432630B2 (fr) 1982-10-01

Family

ID=9211484

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7822802A Granted FR2432630A2 (fr) 1977-11-09 1978-08-02 Source de vide et dispositif pour creer et maintenir une depression dans une enceinte

Country Status (1)

Country Link
FR (1) FR2432630A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986004819A1 (fr) * 1985-02-22 1986-08-28 Alain Dubos Dispositif d'aspiration, notamment pour ventouse aspiratrice de venin, comprenant une pompe a vide raccordable a une chambre externe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986004819A1 (fr) * 1985-02-22 1986-08-28 Alain Dubos Dispositif d'aspiration, notamment pour ventouse aspiratrice de venin, comprenant une pompe a vide raccordable a une chambre externe
FR2577808A1 (fr) * 1985-02-22 1986-08-29 Alain Dubos Dispositif d'aspiration, notamment pour ventouse aspiratrice de venin, comprenant une pompe a vide raccordable a une chambre externe

Also Published As

Publication number Publication date
FR2432630B2 (fr) 1982-10-01

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