DE20300781U1 - Dust filter bag comprises a continuous or interrupted strip which is located between the bags walls along at least one bag seam and consists of a thermoplastic material joining the bag walls to one another - Google Patents

Dust filter bag comprises a continuous or interrupted strip which is located between the bags walls along at least one bag seam and consists of a thermoplastic material joining the bag walls to one another

Info

Publication number
DE20300781U1
DE20300781U1 DE20300781U DE20300781U DE20300781U1 DE 20300781 U1 DE20300781 U1 DE 20300781U1 DE 20300781 U DE20300781 U DE 20300781U DE 20300781 U DE20300781 U DE 20300781U DE 20300781 U1 DE20300781 U1 DE 20300781U1
Authority
DE
Germany
Prior art keywords
bag
walls
seam
filter bag
material strip
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
DE20300781U
Other languages
German (de)
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.)
Branofilter GmbH
Original Assignee
Branofilter 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 Branofilter GmbH filed Critical Branofilter GmbH
Priority to DE20300781U priority Critical patent/DE20300781U1/en
Publication of DE20300781U1 publication Critical patent/DE20300781U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/14—Bags or the like; Rigid filtering receptacles; Attachment of, or closures for, bags or receptacles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The dust filter bag (1) comprises a continuous or interrupted strip (15, 16, 17, 18) which is located between the bags walls along at least one bag seam (11, 12, 13, 14), consists of a thermoplastic material, and is molten over the seam width to join the bag walls to one another.

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (9)

1. Staubfilterbeutel mit ein- oder mehrlagigen Beutelwänden aus porigem Wandmaterial und mindestens einer zwei einander benachbarte Beutelwände miteinander verbindenden Verbindungs­ naht, dadurch gekennzeichnet, dass mindestens an einer Ver­ bindungsnaht (11, 12, 13, 14) zwischen beiden Beutelwänden (2, 3), innerhalb mindestens einer Beutelwand und/oder an der Außenseite mindestens einer Beutelwand ein in Nahtlängsrich­ tung durchgehender oder unterbrochener Materialstreifen (15, 16, 17, 18) aus thermoplastischem, über die Nahtbreite hinweg geschmolzenem und die Beutelwände (2, 3) miteinander verbin­ dendem Material angeordnet ist.1. Dust filter bag with single or multi-layer bag walls made of porous wall material and at least one connection connecting two adjacent bag walls, characterized in that at least one connecting seam ( 11 , 12 , 13 , 14 ) between the two bag walls ( 2 , 3 ) , inside at least one bag wall and / or on the outside of at least one bag wall a continuous or interrupted material strip ( 15 , 16 , 17 , 18 ) made of thermoplastic, melted across the seam width and connecting the bag walls ( 2 , 3 ) to one another in the seam longitudinal direction Material is arranged. 2. Filterbeutel nach Anspruch 1, dadurch gekennzeichnet, dass der Materialstreifen (15, 16, 17, 18) in quer zur Längs­ richtung (19) der Verbindungsnaht (11, 12, 13, 14) gerichte­ ter Querrichtung (20) breiter als die Verbindungsnaht ist.2. Filter bag according to claim 1, characterized in that the material strip ( 15 , 16 , 17 , 18 ) in the transverse direction to the longitudinal direction ( 19 ) of the connecting seam ( 11 , 12 , 13 , 14 ) directed transverse direction ( 20 ) wider than that Connecting seam is. 3. Filterbeutel nach Anspruch 2, dadurch gekennzeichnet, dass der Materialstreifen (15, 16, 17, 18) in Querrichtung (20) von der Verbindungsnaht (11, 12, 13, 14) aus in das Beu­ tel-Innere (7) hin vorsteht. 3. Filter bag according to claim 2, characterized in that the material strip ( 15 , 16 , 17 , 18 ) in the transverse direction ( 20 ) from the connecting seam ( 11 , 12 , 13 , 14 ) into the inside of the bag ( 7 ) protrudes. 4. Filterbeutel nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass bei mehreren winkelig aneinander an­ schließenden Verbindungsnähten (11, 12, 13, 14), an denen je­ weils ein Materialstreifen (15, 16, 17, 18) angeordnet ist, die Materialstreifen einstückig aneinander angesetzt sind.4. Filter bag according to one of claims 1 to 3, characterized in that in the case of a plurality of angularly adjoining connecting seams ( 11 , 12 , 13 , 14 ), on each of which a material strip ( 15 , 16 , 17 , 18 ) is arranged, the material strips are attached to each other in one piece. 5. Filterbeutel nach Anspruch 4, dadurch gekennzeichnet, dass bei einem rechteckige Umfangsgestalt aufweisenden Fil­ terbeutel (1) mit zwei einander gegenüberliegenden Beutelwän­ den (2, 3), die an allen vier Rechteckseiten über eine Ver­ bindungsnaht (11, 12, 13, 14) miteinander verbunden sind, an jeder Verbindungsnaht ein Materialstreifen (15, 16, 17, 18) angeordnet ist, wobei die vier Materialstreifen von einem einstückigen, rahmenartige Gestalt aufweisenden Material­ streifenrahmen (21) gebildet werden.5. Filter bag according to claim 4, characterized in that in a rectangular circumferential shape filter bag ( 1 ) with two mutually opposite bag walls ( 2 , 3 ), the connection seam on all four rectangle sides via a United ( 11 , 12 , 13 , 14th ) are connected to each other, a material strip ( 15 , 16 , 17 , 18 ) is arranged on each connecting seam, the four material strips being formed by a one-piece, frame-like material strip frame ( 21 ). 6. Filterbeutel nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass der mindestens eine Materialstreifen (15, 16, 17, 18) aus Polypropylen besteht.6. Filter bag according to one of claims 1 to 5, characterized in that the at least one material strip ( 15 , 16 , 17 , 18 ) consists of polypropylene. 7. Filterbeutel nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass die Beutelwände (2, 3) mindestens eine Beutelwandlage aus einem thermoplastischen, an der jeweiligen Verbindungsnaht mit dem betreffenden Materialstreifen (15, 16, 17, 18) verschmolzenen Material aufweisen.7. Filter bag according to one of claims 1 to 6, characterized in that the bag walls ( 2 , 3 ) have at least one bag wall layer made of a thermoplastic material fused to the respective connecting seam with the relevant material strip ( 15 , 16 , 17 , 18 ). 8. Filterbeutel nach Anspruch 7, dadurch gekennzeichnet, dass mindestens eine Beutelwandlage aus dem gleichen Material wie der mindestens eine Materialstreifen (15, 16, 17, 18) be­ steht.8. Filter bag according to claim 7, characterized in that at least one bag wall layer made of the same material as the at least one material strip ( 15 , 16 , 17 , 18 ) be. 9. Filterbeutel nach Anspruch 7 oder 8, dadurch gekenn­ zeichnet, dass bei mehrlagigen Beutelwänden (2, 3) mit einer den Beutelwänden (2, 3) Festigkeit gebenden Stützlage (10) die Stützlage (10) aus dem gleichen Material wie der mindes­ tens eine Materialstreifen (15, 16, 17, 18) besteht.9. A filter bag according to claim 7 or 8, characterized in that in the case of multilayer bag walls ( 2 , 3 ) with a support layer ( 10 ) giving the bag walls ( 2 , 3 ) strength, the support layer ( 10 ) made of the same material as the at least least there is a strip of material ( 15 , 16 , 17 , 18 ).
DE20300781U 2003-01-18 2003-01-18 Dust filter bag comprises a continuous or interrupted strip which is located between the bags walls along at least one bag seam and consists of a thermoplastic material joining the bag walls to one another Expired - Lifetime DE20300781U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20300781U DE20300781U1 (en) 2003-01-18 2003-01-18 Dust filter bag comprises a continuous or interrupted strip which is located between the bags walls along at least one bag seam and consists of a thermoplastic material joining the bag walls to one another

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20300781U DE20300781U1 (en) 2003-01-18 2003-01-18 Dust filter bag comprises a continuous or interrupted strip which is located between the bags walls along at least one bag seam and consists of a thermoplastic material joining the bag walls to one another

Publications (1)

Publication Number Publication Date
DE20300781U1 true DE20300781U1 (en) 2003-03-13

Family

ID=7979217

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20300781U Expired - Lifetime DE20300781U1 (en) 2003-01-18 2003-01-18 Dust filter bag comprises a continuous or interrupted strip which is located between the bags walls along at least one bag seam and consists of a thermoplastic material joining the bag walls to one another

Country Status (1)

Country Link
DE (1) DE20300781U1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3669734A1 (en) 2018-12-17 2020-06-24 Eurofilters Holding N.V. Vacuum cleaner filter bag with improved weld seam strength

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3669734A1 (en) 2018-12-17 2020-06-24 Eurofilters Holding N.V. Vacuum cleaner filter bag with improved weld seam strength
EP3669735A1 (en) 2018-12-17 2020-06-24 Eurofilters Holding N.V. Vacuum cleaner filter bag with improved weld seam strength
WO2020127065A1 (en) 2018-12-17 2020-06-25 Eurofilters Holding N.V. Vacuum cleaner filter bag having improved weld seam strength

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20030417

R150 Term of protection extended to 6 years

Effective date: 20060130

R157 Lapse of ip right after 6 years

Effective date: 20090801