CH678230A5 - - Google Patents
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- Publication number
- CH678230A5 CH678230A5 CH212089A CH212089A CH678230A5 CH 678230 A5 CH678230 A5 CH 678230A5 CH 212089 A CH212089 A CH 212089A CH 212089 A CH212089 A CH 212089A CH 678230 A5 CH678230 A5 CH 678230A5
- Authority
- CH
- Switzerland
- Prior art keywords
- sensor
- fiber
- evaluation unit
- frequency spectrum
- signal
- Prior art date
Links
- 239000000835 fiber Substances 0.000 claims abstract description 64
- 238000011156 evaluation Methods 0.000 claims abstract description 35
- 238000001228 spectrum Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 29
- 239000004745 nonwoven fabric Substances 0.000 claims description 10
- 230000009466 transformation Effects 0.000 claims description 10
- 238000004458 analytical method Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 claims description 4
- 230000003750 conditioning effect Effects 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
- 230000002123 temporal effect Effects 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Treatment Of Fiber Materials (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH212089A CH678230A5 (fr) | 1989-06-06 | 1989-06-06 | |
| PCT/CH1990/000127 WO1990015325A1 (fr) | 1989-06-06 | 1990-05-11 | Procede d'analyse de frequence pour agregats de fibres en mouvement |
| JP2506891A JPH04500272A (ja) | 1989-06-06 | 1990-05-11 | 移動する繊維集合体の周波数分析方法 |
| EP19900906840 EP0427824A1 (fr) | 1989-06-06 | 1990-05-11 | Procede d'analyse de frequence pour agregats de fibres en mouvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH212089A CH678230A5 (fr) | 1989-06-06 | 1989-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH678230A5 true CH678230A5 (fr) | 1991-08-15 |
Family
ID=4226339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH212089A CH678230A5 (fr) | 1989-06-06 | 1989-06-06 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0427824A1 (fr) |
| JP (1) | JPH04500272A (fr) |
| CH (1) | CH678230A5 (fr) |
| WO (1) | WO1990015325A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000046591A1 (fr) * | 1999-02-04 | 2000-08-10 | Metso Paper Automation Oy | Procede et appareil d'identification de deformation d'une feuille en mouvement |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5293049A (en) * | 1991-05-01 | 1994-03-08 | Alliedsignal Inc. | Aerosol discriminator for particle discrimination |
| FR2689238A1 (fr) * | 1992-03-30 | 1993-10-01 | Scanera Sc | Dispositif d'asservissement de machine de transformation de particules. |
| DE10354861A1 (de) * | 2003-11-20 | 2005-06-02 | Carl Baasel Lasertechnik Gmbh & Co. Kg | Verfahren und Einrichtung zum Beobachten einer bewegten Oberfläche eines Werkstücks |
| JP6147536B2 (ja) * | 2013-03-26 | 2017-06-14 | ユニ・チャーム株式会社 | 着用物品の快適性評価方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3816001A (en) * | 1972-06-20 | 1974-06-11 | W Duncan | Measuring length and velocity of single staple fibers within an airflow |
| US4207001A (en) * | 1976-05-24 | 1980-06-10 | The University Of Queensland | Particle size analyzer |
| US4277178A (en) * | 1980-01-15 | 1981-07-07 | Ford Aerospace & Communications Corp. | Web element concentration detection system |
| JPS56128443A (en) * | 1980-03-13 | 1981-10-07 | Nippon Kokan Kk <Nkk> | Grain size measuring method of granulous substance |
| CH675133A5 (fr) * | 1987-07-06 | 1990-08-31 | Zellweger Uster Ag |
-
1989
- 1989-06-06 CH CH212089A patent/CH678230A5/de not_active IP Right Cessation
-
1990
- 1990-05-11 EP EP19900906840 patent/EP0427824A1/fr not_active Withdrawn
- 1990-05-11 WO PCT/CH1990/000127 patent/WO1990015325A1/fr not_active Ceased
- 1990-05-11 JP JP2506891A patent/JPH04500272A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000046591A1 (fr) * | 1999-02-04 | 2000-08-10 | Metso Paper Automation Oy | Procede et appareil d'identification de deformation d'une feuille en mouvement |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1990015325A1 (fr) | 1990-12-13 |
| JPH04500272A (ja) | 1992-01-16 |
| EP0427824A1 (fr) | 1991-05-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |