FR2425386A1 - Sac a valve comportant une valve de desaerage - Google Patents

Sac a valve comportant une valve de desaerage

Info

Publication number
FR2425386A1
FR2425386A1 FR7911243A FR7911243A FR2425386A1 FR 2425386 A1 FR2425386 A1 FR 2425386A1 FR 7911243 A FR7911243 A FR 7911243A FR 7911243 A FR7911243 A FR 7911243A FR 2425386 A1 FR2425386 A1 FR 2425386A1
Authority
FR
France
Prior art keywords
valve
venting valve
escape
risk
bursting
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.)
Withdrawn
Application number
FR7911243A
Other languages
English (en)
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.)
Windmoeller and Hoelscher KG
Original Assignee
Windmoeller and Hoelscher KG
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 Windmoeller and Hoelscher KG filed Critical Windmoeller and Hoelscher KG
Publication of FR2425386A1 publication Critical patent/FR2425386A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
    • B65D31/14—Valve bags, i.e. with valves for filling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bag Frames (AREA)
  • Making Paper Articles (AREA)
  • Basic Packing Technique (AREA)

Abstract

SAC A VALVE DE REMPLISSAGE FABRIQUE A PARTIR D'UNE FEUILLE PLASTIQUE CONTINUE EN GAINE OU EN DEMI-GAINE. DU COTE DU FOND OPPOSE A LA VALVE DE REMPLISSAGE 9 EST FIXEE PAR SOUDAGE UNE VALVE DE DESAERAGE 8 DE DIAMETRE PLUS PETIT. CETTE VALVE PERMET A L'AIR DE S'ECHAPPER ET, PAR CONSEQUENT, DE PROCEDER AU REMPLISSAGE DU SAC A UNE VITESSE ELEVEE. APPLICABLE NOTAMMENT AUX SACS POUR MATERIAUX GRANULEUX.
FR7911243A 1978-05-12 1979-05-04 Sac a valve comportant une valve de desaerage Withdrawn FR2425386A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782820955 DE2820955A1 (de) 1978-05-12 1978-05-12 Ventilsack mit entlueftungsventil

Publications (1)

Publication Number Publication Date
FR2425386A1 true FR2425386A1 (fr) 1979-12-07

Family

ID=6039285

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7911243A Withdrawn FR2425386A1 (fr) 1978-05-12 1979-05-04 Sac a valve comportant une valve de desaerage

Country Status (4)

Country Link
DE (1) DE2820955A1 (fr)
FR (1) FR2425386A1 (fr)
IT (1) IT1112443B (fr)
NL (1) NL7902643A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994013556A1 (fr) * 1991-11-12 1994-06-23 Lf & P, Inc. Sac gonflable pour emballage

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3323587A1 (de) * 1983-06-30 1985-01-10 Windmöller & Hölscher, 4540 Lengerich Ventilsack
DE3727818A1 (de) * 1987-07-23 1989-02-02 Al Sharhan Bader A Verpackungsbehaelter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3472130A (en) * 1966-09-21 1969-10-14 Windmoeller & Hoelscher Process of manufacturing valved bags having side gussets from webs of plastic sheet material
GB1367001A (en) * 1971-03-24 1974-09-18 Canadian Ind Plastics bag
US3989182A (en) * 1976-02-12 1976-11-02 Great Plains Bag Corporation Vented bag

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994013556A1 (fr) * 1991-11-12 1994-06-23 Lf & P, Inc. Sac gonflable pour emballage

Also Published As

Publication number Publication date
IT1112443B (it) 1986-01-13
IT7921688A0 (it) 1979-04-09
DE2820955C2 (fr) 1987-12-17
DE2820955A1 (de) 1979-11-15
NL7902643A (nl) 1979-11-14

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Legal Events

Date Code Title Description
ST Notification of lapse