CA1176839A - Instrument pour mesurer la longueur des fibres papetieres - Google Patents
Instrument pour mesurer la longueur des fibres papetieresInfo
- Publication number
- CA1176839A CA1176839A CA000410147A CA410147A CA1176839A CA 1176839 A CA1176839 A CA 1176839A CA 000410147 A CA000410147 A CA 000410147A CA 410147 A CA410147 A CA 410147A CA 1176839 A CA1176839 A CA 1176839A
- Authority
- CA
- Canada
- Prior art keywords
- capillary tube
- fibre
- measuring instrument
- length measuring
- fibres
- 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
Links
- 239000000835 fiber Substances 0.000 claims abstract description 18
- 239000011159 matrix material Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 4
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/34—Paper
- G01N33/343—Paper pulp
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
-
- 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)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI812627A FI812627L (fi) | 1981-08-26 | 1981-08-26 | Laengdmaetare foer pappersfiber |
FI812627 | 1981-08-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1176839A true CA1176839A (fr) | 1984-10-30 |
Family
ID=8514655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000410147A Expired CA1176839A (fr) | 1981-08-26 | 1982-08-25 | Instrument pour mesurer la longueur des fibres papetieres |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5852505A (fr) |
CA (1) | CA1176839A (fr) |
DE (1) | DE3230523A1 (fr) |
FI (1) | FI812627L (fr) |
FR (1) | FR2512196A1 (fr) |
SE (1) | SE8204869L (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4837446A (en) * | 1988-03-31 | 1989-06-06 | International Paper Company | Apparatus and process for testing uniformity of pulp |
US5311290A (en) * | 1992-09-30 | 1994-05-10 | Pulp And Paper Research Institute Of Canada | Imaging apparatus and method of fiber analysis |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59114445A (ja) * | 1982-12-21 | 1984-07-02 | Yamamura Glass Kk | 透明体の欠陥検出装置 |
JPS60231136A (ja) * | 1984-05-01 | 1985-11-16 | Kanzaki Paper Mfg Co Ltd | 紙類の繊維配向測定方法 |
DE3502406A1 (de) * | 1985-01-22 | 1986-07-24 | Dr. Peter + Steinwender Technische Geräte GmbH, 8176 Waakirchen | Verfahren und einrichtung zur kontinuierlichen, beruehrungslosen bestimmung der laenge eines ungeteilten, bewegten koerpers |
DE4118716A1 (de) * | 1990-07-16 | 1992-01-23 | Gerhart Schroff | Verfahren und anordnung zur optischen erfassung und auswertung von streulichtsignalen |
FR2681693A1 (fr) * | 1991-09-24 | 1993-03-26 | Barrat Bertrand | Dispositif d'analyse dimensionnelle de particules positionnees dans un plan. |
US5293219A (en) * | 1991-12-31 | 1994-03-08 | Andritz Sprout-Bauer, Inc. | Fiber length analyzer |
EP1047917B1 (fr) | 1998-01-22 | 2005-11-16 | Maschinenfabrik Rieter Ag | Procede et dispositif pour mesurer la longueur de fibres |
DE19802315A1 (de) * | 1998-01-22 | 1999-07-29 | Rieter Ag Maschf | Verfahren und Vorrichtung zur Faserlängenmessung |
AU2003901910A0 (en) | 2003-04-17 | 2003-05-08 | Commonwealth Scientific And Industrial Research Organisation | Method and apparatus for testing fibres |
AU2004231118B2 (en) * | 2003-04-17 | 2009-09-17 | Commonwealth Scientific And Industrial Research Organisation | Method and apparatus for testing fibres |
US8120769B2 (en) | 2007-08-03 | 2012-02-21 | North Carolina State University | Method and system for fiber properties measurement |
-
1981
- 1981-08-26 FI FI812627A patent/FI812627L/fi not_active Application Discontinuation
-
1982
- 1982-08-17 DE DE19823230523 patent/DE3230523A1/de not_active Withdrawn
- 1982-08-25 CA CA000410147A patent/CA1176839A/fr not_active Expired
- 1982-08-25 SE SE8204869A patent/SE8204869L/ not_active Application Discontinuation
- 1982-08-26 JP JP14696982A patent/JPS5852505A/ja active Pending
- 1982-08-26 FR FR8214639A patent/FR2512196A1/fr active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4837446A (en) * | 1988-03-31 | 1989-06-06 | International Paper Company | Apparatus and process for testing uniformity of pulp |
US5311290A (en) * | 1992-09-30 | 1994-05-10 | Pulp And Paper Research Institute Of Canada | Imaging apparatus and method of fiber analysis |
Also Published As
Publication number | Publication date |
---|---|
FI812627L (fi) | 1983-02-27 |
JPS5852505A (ja) | 1983-03-28 |
SE8204869D0 (sv) | 1982-08-25 |
DE3230523A1 (de) | 1983-03-17 |
FR2512196A1 (fr) | 1983-03-04 |
SE8204869L (sv) | 1983-02-27 |
FR2512196B3 (fr) | 1984-10-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1176839A (fr) | Instrument pour mesurer la longueur des fibres papetieres | |
DE69233322D1 (de) | Vorrichtung zum optischen Verbinden eines optischen Elements, zum Beispiel einer optischen Faser, mit einer Linse | |
DE29823884U1 (de) | Koordinatenmessgerät zur Messung von Strukturen eines Objekts | |
EP2095071B1 (fr) | Detecteur d'inclinaison a niveau optoelectronique | |
DE69406447T2 (de) | Faseroptischer biege- und positionierungssensor | |
ES2103965T3 (es) | Sensor optico. | |
ATE329242T1 (de) | Verfahren und vorrichtung zur messung der lichtdurchlässigkeit von linsen | |
FI925938A0 (fi) | Fiberlaengdsanalyserare | |
ES2033600T1 (es) | Sensor optoelectronico de medicion de magnitudes lineales. | |
DE3775040D1 (de) | Einrichtung zur messung der refraktionseigenschaften von brillenglaesern. | |
ATE165444T1 (de) | Vorrichtung zur messung der zugspannung einer lichtleitfaser oder eines entsprechenden drahtes mittels akustischer auslenkung | |
FR2709557B1 (fr) | Dispositif optique de mesure à distance des variations d'orientation d'un objet. | |
ATE123567T1 (de) | Vorrichtung zur messung des fluidfusses in einem strömungskanal. | |
ATE18946T1 (de) | Verfahren zur optischen detektion und/oder zum messen einer deformation und/oder einer versetzung eines objektes oder eines objektteiles, vorrichtung fuer die ausfuehrung dieses verfahrens und anwendung des verfahrens. | |
FR889069A (fr) | Dispositif d'éclairement pour instruments de mesure ou d'indication, à index et graduation de cadran apparaissant en clair sur fond sombre | |
ATE187558T1 (de) | Vorrichtung zur optischen messung der drehgeschwindigkeit eines objekts | |
SU1339451A1 (ru) | Волоконно-оптический датчик скорости | |
SU945635A1 (ru) | Тензометрический чувствительный элемент | |
SU1144077A1 (ru) | Устройство дл стыковки волоконного световода с излучателем | |
FR2766481B1 (fr) | Dispositif de fibrage d'une fibre optique comportant un capteur de diametre a precision de mesure amelioree | |
JPH0580612B2 (fr) | ||
IT1237210B (it) | Rilevatore di livello per liquidi. | |
JPS55136941A (en) | Discrimination apparatus for fluid property | |
JPS54104860A (en) | Measuring method of optical fiber connection loss and measuring apparatus for the same | |
CN1046976A (zh) | 透气量微机测试仪 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEC | Expiry (correction) | ||
MKEX | Expiry |