DE3841450C2 - - Google Patents

Info

Publication number
DE3841450C2
DE3841450C2 DE3841450A DE3841450A DE3841450C2 DE 3841450 C2 DE3841450 C2 DE 3841450C2 DE 3841450 A DE3841450 A DE 3841450A DE 3841450 A DE3841450 A DE 3841450A DE 3841450 C2 DE3841450 C2 DE 3841450C2
Authority
DE
Germany
Prior art keywords
nozzle head
air outlet
outlet openings
partial
nozzle
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 - Lifetime
Application number
DE3841450A
Other languages
German (de)
English (en)
Other versions
DE3841450A1 (de
Inventor
Juergen 4950 Minden De Hommola
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.)
Mars GmbH
Original Assignee
Effem GmbH
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 Effem GmbH filed Critical Effem GmbH
Priority to DE3841450A priority Critical patent/DE3841450A1/de
Priority to EP89250059A priority patent/EP0373731A1/de
Priority to BR898907222A priority patent/BR8907222A/pt
Priority to PCT/DE1989/000760 priority patent/WO1990006260A1/de
Priority to AU46555/89A priority patent/AU4655589A/en
Priority to JP2500502A priority patent/JPH0776020B2/ja
Publication of DE3841450A1 publication Critical patent/DE3841450A1/de
Application granted granted Critical
Publication of DE3841450C2 publication Critical patent/DE3841450C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B7/00—Closing containers or receptacles after filling
    • B65B7/02—Closing containers or receptacles deformed by, or taking-up shape, of, contents, e.g. bags, sacks
    • B65B7/025—Closing valve bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/10—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using hot gases (e.g. combustion gases) or flames coming in contact with at least one of the parts to be joined
    • B29C65/103—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using hot gases (e.g. combustion gases) or flames coming in contact with at least one of the parts to be joined direct heating both surfaces to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
    • B29C66/43121—Closing the ends of tubular or hollow single articles, e.g. closing the ends of bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
    • B29C66/43121—Closing the ends of tubular or hollow single articles, e.g. closing the ends of bags
    • B29C66/43123—Closing the ends of squeeze tubes, e.g. for toothpaste or cosmetics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Package Closures (AREA)
DE3841450A 1988-12-09 1988-12-09 Vorrichtung zum verschliessen einer im wesentlichen aus einem schlauchabschnitt aus einem thermoplast bestehenden oeffnung Granted DE3841450A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE3841450A DE3841450A1 (de) 1988-12-09 1988-12-09 Vorrichtung zum verschliessen einer im wesentlichen aus einem schlauchabschnitt aus einem thermoplast bestehenden oeffnung
EP89250059A EP0373731A1 (de) 1988-12-09 1989-10-18 Vorrichtung zum Verschliessen einer im wesentlichen aus einem Schlauchabschnitt aus einem Thermoplast bestehenden Öffnung
BR898907222A BR8907222A (pt) 1988-12-09 1989-12-06 Dispositivo para o fechamento de uma abertura de um segmento tubular consistindo essencialmente de um termoplastico
PCT/DE1989/000760 WO1990006260A1 (de) 1988-12-09 1989-12-06 Vorrichtung zum verschliessen einer im wesentlichen aus einem schlauchabschnitt aus einem thermoplast bestehenden öffnung
AU46555/89A AU4655589A (en) 1988-12-09 1989-12-06 Device for closing an orifice consisting essentially of a section of a thermoplastic tube
JP2500502A JPH0776020B2 (ja) 1988-12-09 1989-12-06 本質的に熱可塑材よりなる管片で構成される開口を閉鎖するための装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3841450A DE3841450A1 (de) 1988-12-09 1988-12-09 Vorrichtung zum verschliessen einer im wesentlichen aus einem schlauchabschnitt aus einem thermoplast bestehenden oeffnung

Publications (2)

Publication Number Publication Date
DE3841450A1 DE3841450A1 (de) 1990-06-13
DE3841450C2 true DE3841450C2 (enExample) 1991-04-11

Family

ID=6368765

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3841450A Granted DE3841450A1 (de) 1988-12-09 1988-12-09 Vorrichtung zum verschliessen einer im wesentlichen aus einem schlauchabschnitt aus einem thermoplast bestehenden oeffnung

Country Status (6)

Country Link
EP (1) EP0373731A1 (enExample)
JP (1) JPH0776020B2 (enExample)
AU (1) AU4655589A (enExample)
BR (1) BR8907222A (enExample)
DE (1) DE3841450A1 (enExample)
WO (1) WO1990006260A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4004817C2 (de) * 1990-02-16 1994-12-22 Haver & Boecker Vorrichtung zum Schließen des Ventils eines mittels einer Füllmaschine gefüllten Ventilsackes
GB2254285A (en) * 1991-03-25 1992-10-07 Tetra Pak Holdings Sa Heat sealing carton blanks
SE9300669D0 (sv) * 1993-02-26 1993-02-26 Norden Pac Dev Ab Multi-tube packaging container and method of manufacture
GB0922490D0 (en) * 2009-12-23 2010-02-03 Elopak Systems Improvements in or relating to heating devices and methods

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1939502A (en) * 1931-03-09 1933-12-12 James A Rheinstrom Closing mechanism for collapsible tubes
US2423237A (en) * 1941-11-01 1947-07-01 Alfred B Haslacher Method of heat sealing
DE1141774B (de) * 1958-07-04 1962-12-27 Agfa Ag Verfahren und Vorrichtung zum Verschliessen von Flaschen und dergleichen Behaeltern aus thermoplastischem Kunststoff
FR1203466A (fr) * 1958-10-06 1960-01-19 Procédé de fermeture de récipients en matière plastique
FR2278962A1 (fr) * 1973-05-25 1976-02-13 Hurdequint Louis Soufflerie a air chaud destinee, en particulier, a la retraction de films d'emballage
SE8300277L (sv) * 1983-01-20 1984-07-21 Norden Packaging Mach Forseglingsanordning
DE3442187A1 (de) * 1984-03-16 1986-05-28 Haver & Boecker, 4740 Oelde Vorrichtung zum schliessen des ventils eines mittels einer fuellmaschine gefuellten sackes

Also Published As

Publication number Publication date
JPH0776020B2 (ja) 1995-08-16
EP0373731A1 (de) 1990-06-20
WO1990006260A1 (de) 1990-06-14
DE3841450A1 (de) 1990-06-13
JPH03502441A (ja) 1991-06-06
BR8907222A (pt) 1991-03-05
AU4655589A (en) 1990-06-26

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee