JPS6224922U - - Google Patents

Info

Publication number
JPS6224922U
JPS6224922U JP11689985U JP11689985U JPS6224922U JP S6224922 U JPS6224922 U JP S6224922U JP 11689985 U JP11689985 U JP 11689985U JP 11689985 U JP11689985 U JP 11689985U JP S6224922 U JPS6224922 U JP S6224922U
Authority
JP
Japan
Prior art keywords
nonwoven fiber
fiber aggregate
melting point
polymer component
point polymer
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
JP11689985U
Other languages
Japanese (ja)
Other versions
JPH0340335Y2 (en
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 filed Critical
Priority to JP1985116899U priority Critical patent/JPH0340335Y2/ja
Publication of JPS6224922U publication Critical patent/JPS6224922U/ja
Application granted granted Critical
Publication of JPH0340335Y2 publication Critical patent/JPH0340335Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Filtering Of Dispersed Particles In Gases (AREA)
  • Filtering Materials (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案の実施例を示しているものであり
、第１図は斜視図、第２図は繊維密度の小さい不
織繊維集合体にゆるやかなプリーツを形成した態
様を示した側面図、そして第３図は他の実施例を
示した側面図である。 １は繊維密度の大きい不織繊維集合体、２は繊
維密度の小さい不織繊維集合体、３はプリーツ状
折り目の角部、４は過材料。 The drawings show an embodiment of the present invention, and FIG. 1 is a perspective view, FIG. 2 is a side view showing an embodiment in which gentle pleats are formed in a nonwoven fiber aggregate with a low fiber density, and FIG. 3 is a side view showing another embodiment. 1 is a nonwoven fiber aggregate with a high fiber density, 2 is a nonwoven fiber aggregate with a low fiber density, 3 is a corner of a pleated fold, and 4 is an overmaterial.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 低融点重合体成分と高融点重合体成分とからな
る熱接着性複合繊維を含有し、該低融点重合体成
分の溶融によつて繊維間が接着された少なくとも
２枚の不織繊維集合体よりなり、一方の不織繊維
集合体は繊維密度が大きくかつプリーツ状の折り
目を有し、他方の不織繊維集合体は繊維密度が小
さく平面状もしくは前者の不織繊維集合体の折り
目の開角度よりも大きな開角度のプリーツ状の折
り目を有し、双方の不織繊維集合体は前者の不織
繊維集合体のプリーツ状折り目の角部において熱
接着されていることを特徴とする過材料。 At least two nonwoven fiber aggregates containing heat-adhesive composite fibers consisting of a low melting point polymer component and a high melting point polymer component, the fibers being bonded together by melting the low melting point polymer component. One nonwoven fiber aggregate has a large fiber density and pleat-like folds, and the other nonwoven fiber aggregate has a small fiber density and is flat or has a fold opening angle of the former nonwoven fiber aggregate. 1. An overmaterial having pleated folds with a larger opening angle than that of the nonwoven fiber aggregate, and both nonwoven fiber aggregates being thermally bonded at the corners of the pleated folds of the former nonwoven fiber aggregate.
JP1985116899U 1985-07-29 1985-07-29 Expired JPH0340335Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985116899U JPH0340335Y2 (en) 1985-07-29 1985-07-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985116899U JPH0340335Y2 (en) 1985-07-29 1985-07-29

Publications (2)

Publication Number Publication Date
JPS6224922U true JPS6224922U (en) 1987-02-16
JPH0340335Y2 JPH0340335Y2 (en) 1991-08-26

Family

ID=31001918

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985116899U Expired JPH0340335Y2 (en) 1985-07-29 1985-07-29

Country Status (1)

Country Link
JP (1) JPH0340335Y2 (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010520049A (en) * 2007-02-28 2010-06-10 ホリングワース・アンド・ボーズ・カンパニー Wave filter material and filter element
US8202340B2 (en) 2007-02-28 2012-06-19 Hollingsworth & Vose Company Waved filter media and elements
US8882875B2 (en) 2007-02-28 2014-11-11 Hollingsworth & Vose Company Waved filter media and elements
US10441909B2 (en) 2014-06-25 2019-10-15 Hollingsworth & Vose Company Filter media including oriented fibers
US10449474B2 (en) 2015-09-18 2019-10-22 Hollingsworth & Vose Company Filter media including a waved filtration layer
US10561972B2 (en) 2015-09-18 2020-02-18 Hollingsworth & Vose Company Filter media including a waved filtration layer
JP2022527283A (en) * 2019-03-28 2022-06-01 ドナルドソン カンパニー，インコーポレイティド Filtration medium with improved dust load

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018025473A1 (en) * 2016-08-01 2018-02-08 ソニー株式会社 Projection display device and filter structure

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53137477A (en) * 1977-05-06 1978-11-30 Kanai Hiroyuki Unwoven fabriccmade filter
JPS56146413U (en) * 1980-04-02 1981-11-05

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53137477A (en) * 1977-05-06 1978-11-30 Kanai Hiroyuki Unwoven fabriccmade filter
JPS56146413U (en) * 1980-04-02 1981-11-05

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010520049A (en) * 2007-02-28 2010-06-10 ホリングワース・アンド・ボーズ・カンパニー Wave filter material and filter element
US8197569B2 (en) 2007-02-28 2012-06-12 Hollingsworth & Vose Company Waved filter media and elements
US8202340B2 (en) 2007-02-28 2012-06-19 Hollingsworth & Vose Company Waved filter media and elements
US8882875B2 (en) 2007-02-28 2014-11-11 Hollingsworth & Vose Company Waved filter media and elements
US9687771B2 (en) 2007-02-28 2017-06-27 Hollingsworth & Vose Company Waved filter media and elements
US9718020B2 (en) 2007-02-28 2017-08-01 Hollingsworth & Vose Company Waved filter media and elements
US10758858B2 (en) 2007-02-28 2020-09-01 Hollingsworth & Vose Company Waved filter media and elements
US10441909B2 (en) 2014-06-25 2019-10-15 Hollingsworth & Vose Company Filter media including oriented fibers
US10449474B2 (en) 2015-09-18 2019-10-22 Hollingsworth & Vose Company Filter media including a waved filtration layer
US10561972B2 (en) 2015-09-18 2020-02-18 Hollingsworth & Vose Company Filter media including a waved filtration layer
JP2022527283A (en) * 2019-03-28 2022-06-01 ドナルドソン カンパニー，インコーポレイティド Filtration medium with improved dust load

Also Published As

Publication number Publication date
JPH0340335Y2 (en) 1991-08-26

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