JPH0445512U - - Google Patents
Info
- Publication number
- JPH0445512U JPH0445512U JP8905390U JP8905390U JPH0445512U JP H0445512 U JPH0445512 U JP H0445512U JP 8905390 U JP8905390 U JP 8905390U JP 8905390 U JP8905390 U JP 8905390U JP H0445512 U JPH0445512 U JP H0445512U
- Authority
- JP
- Japan
- Prior art keywords
- resistance sheet
- backflow resistance
- holes
- large number
- filter body
- 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.)
- Pending
Links
- 239000004744 fabric Substances 0.000 claims description 3
- 241000234435 Lilium Species 0.000 claims 1
- 230000005489 elastic deformation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
Landscapes
- Filtering Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Description
第１ａ図は本考案の一実施例の鉛直断面図、第
１ｂ図はその要部斜視図、第２，３図は他の実施
例の鉛直断面図、第４図は作用説明図である。
１……本体、１ａ……基布、１ｂ……短繊維、
１ｃ……ニードルパンチ、２……逆流抵抗シート
、２ａ……孔、２ｂ……舌片、３……逆流抵抗シ
ート、３ａ……絞り孔。
Fig. 1a is a vertical sectional view of one embodiment of the present invention, Fig. 1b is a perspective view of the main part thereof, Figs. 2 and 3 are vertical sectional views of other embodiments, and Fig. 4 is an explanatory diagram of the operation. 1...Main body, 1a...Base fabric, 1b...Short fiber,
1c... Needle punch, 2... Backflow resistance sheet, 2a... Hole, 2b... Tongue piece, 3... Backflow resistance sheet, 3a... Throttle hole.
Claims (1)
れた逆流抵抗シートとを含み、該逆流抵抗シート
は多数の孔と、その孔の一部分を弾性変形により
開閉する舌片とを有することを特徴とする布。 (2) フイルタ本体と、その一方の面または内部
に取付けられた逆流抵抗シートとを含み、該逆流
抵抗シートは一方向にベンチユリ状に縮径した多
数の絞り孔を有することを特徴とする布。[Claims for Utility Model Registration] (1) Includes a filter body and a backflow resistance sheet attached to one surface thereof, and the backflow resistance sheet has a large number of holes and some of the holes are opened and closed by elastic deformation. A cloth characterized by having a tongue piece. (2) A fabric comprising a filter body and a backflow resistance sheet attached to one surface or inside thereof, the backflow resistance sheet having a large number of aperture holes whose diameter is reduced in one direction in the shape of a bench lily. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8905390U JPH0445512U (en) | 1990-08-23 | 1990-08-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8905390U JPH0445512U (en) | 1990-08-23 | 1990-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0445512U true JPH0445512U (en) | 1992-04-17 |
Family
ID=31822763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8905390U Pending JPH0445512U (en) | 1990-08-23 | 1990-08-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0445512U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010121830A (en) * | 2008-11-18 | 2010-06-03 | Hitachi Industrial Equipment Systems Co Ltd | Air shower device |
-
1990
- 1990-08-23 JP JP8905390U patent/JPH0445512U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010121830A (en) * | 2008-11-18 | 2010-06-03 | Hitachi Industrial Equipment Systems Co Ltd | Air shower device |