FI981607A0 - Förfarande för renhållning av ett mätdons mätföster och ett mätdon - Google Patents
Förfarande för renhållning av ett mätdons mätföster och ett mätdonInfo
- Publication number
- FI981607A0 FI981607A0 FI981607A FI981607A FI981607A0 FI 981607 A0 FI981607 A0 FI 981607A0 FI 981607 A FI981607 A FI 981607A FI 981607 A FI981607 A FI 981607A FI 981607 A0 FI981607 A0 FI 981607A0
- Authority
- FI
- Finland
- Prior art keywords
- measuring device
- measuring
- keeping
- window
- clean
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
- G01N2021/151—Gas blown
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measuring Volume Flow (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Paper (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI981607A FI114659B (sv) | 1998-07-14 | 1998-07-14 | Förfarande för renhållning av en mätapparats mätfönster och en mätapparat |
US09/339,429 US6091501A (en) | 1998-07-14 | 1999-06-24 | Method of keeping measuring window of measuring device clean, and measuring device |
CA002276769A CA2276769A1 (en) | 1998-07-14 | 1999-07-02 | Method of keeping measuring window of measuring device clean, and measuring device |
EP99113422A EP0974828A1 (en) | 1998-07-14 | 1999-07-12 | Method of keeping inspection window of measuring device clean, and measuring device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI981607A FI114659B (sv) | 1998-07-14 | 1998-07-14 | Förfarande för renhållning av en mätapparats mätfönster och en mätapparat |
FI981607 | 1998-07-14 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI981607A0 true FI981607A0 (sv) | 1998-07-14 |
FI981607A FI981607A (sv) | 2000-01-15 |
FI114659B FI114659B (sv) | 2004-11-30 |
Family
ID=8552193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI981607A FI114659B (sv) | 1998-07-14 | 1998-07-14 | Förfarande för renhållning av en mätapparats mätfönster och en mätapparat |
Country Status (4)
Country | Link |
---|---|
US (1) | US6091501A (sv) |
EP (1) | EP0974828A1 (sv) |
CA (1) | CA2276769A1 (sv) |
FI (1) | FI114659B (sv) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3335134B2 (ja) * | 1999-03-25 | 2002-10-15 | キヤノン株式会社 | 光学素子 |
EP1240500A2 (de) * | 1999-12-11 | 2002-09-18 | Metso Paper Automation OY | Vorrichtung zum erfassen von eigenschaften einer bewegten papierbahn mit einer ir-lichtquelle |
KR20030014224A (ko) * | 2000-10-11 | 2003-02-15 | 트러스트카피 프라이빗 리미티드 | 안전한 및 인증된 문서의 원격 인쇄 |
US6641301B2 (en) * | 2001-04-09 | 2003-11-04 | Exergen Corporation | Radiation detector with passive air purge and reduced noise |
FI110720B (sv) | 2001-04-09 | 2003-03-14 | Metso Paper Automation Oy | Förfarande och arrangemang för renhållning av ett mätdon |
DE10225151A1 (de) * | 2002-06-06 | 2003-12-18 | Bosch Gmbh Robert | Vorrichtung zur Vermeidung von Ablagerungen von Partikeln/Substanzen auf einem empfindlichen optischen Gerät, insbesondere einer Sensor-Oberfläche |
DE102004033096B4 (de) * | 2004-07-08 | 2008-02-07 | Lsc Prozess- Und Laborsysteme Gmbh | Materialbahn-Inspektionsanlage |
TWM285800U (en) * | 2005-08-16 | 2006-01-11 | Universal Scient Ind Co Ltd | Power supply switch circuit having leakage current protection |
US20080285131A1 (en) * | 2007-05-18 | 2008-11-20 | O'kane Kevin J | Forced air environmental separator, and method of making the same |
DE102007023480A1 (de) * | 2007-05-19 | 2008-11-20 | Voith Patent Gmbh | Vorrichtung zur Sauberhaltung eines Schutzgehäuses |
DE102007037923A1 (de) * | 2007-08-10 | 2009-02-12 | Giesecke & Devrient Gmbh | Optischer Sensor zur Erfassung von Wertdokumenten und Verfahren zur Reinhaltung eines Sensorfensters des Sensors |
JP5558288B2 (ja) | 2010-09-16 | 2014-07-23 | 株式会社東芝 | 紙葉類検査装置 |
NL2014592B1 (en) * | 2015-04-08 | 2017-01-19 | Forage Innovations Bv | Agricultural harvester with a measuring device behind a window and crop material processing method. |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3426200A (en) * | 1967-01-16 | 1969-02-04 | Industrial Nucleonics Corp | Air gap conditioning system for a radiation gauge |
US3662174A (en) * | 1969-12-15 | 1972-05-09 | Industrial Nucleonics Corp | Nucleonic gauges having source window protector plates with compressed air wipe arrangements for use in oil spray environments |
US4266142A (en) * | 1976-06-07 | 1981-05-05 | Accuray Corporation | Fluid system and method |
US4602160A (en) * | 1983-09-28 | 1986-07-22 | Sentrol Systems Ltd. | Infrared constituent analyzer and control system |
US4767935A (en) * | 1986-08-29 | 1988-08-30 | Measurex Corporation | System and method for measurement of traveling webs |
EP0297271A3 (en) * | 1987-06-01 | 1989-07-26 | Abb Process Automation Inc. | Sheet inspection station with pneumatic sheet guide |
US5115342A (en) * | 1991-02-26 | 1992-05-19 | Philip Morris Incorporated | Laminar flow dust shield for wide angle lens |
EP0547227A4 (en) * | 1991-07-05 | 1994-08-10 | Kobe Steel Ltd | Optical surface inspection device for mill roll |
US5233195A (en) * | 1992-02-25 | 1993-08-03 | Abb Process Automation, Inc. | Methods and apparatus for measuring characteristics of moving webs |
US5457539A (en) * | 1993-06-18 | 1995-10-10 | Abb Industrial Systems, Inc. | On-line compensation for deflection in instruments using focused beams |
-
1998
- 1998-07-14 FI FI981607A patent/FI114659B/sv not_active IP Right Cessation
-
1999
- 1999-06-24 US US09/339,429 patent/US6091501A/en not_active Expired - Fee Related
- 1999-07-02 CA CA002276769A patent/CA2276769A1/en not_active Abandoned
- 1999-07-12 EP EP99113422A patent/EP0974828A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FI981607A (sv) | 2000-01-15 |
US6091501A (en) | 2000-07-18 |
FI114659B (sv) | 2004-11-30 |
EP0974828A1 (en) | 2000-01-26 |
CA2276769A1 (en) | 2000-01-14 |
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Legal Events
Date | Code | Title | Description |
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FG | Patent granted |
Ref document number: 114659 Country of ref document: FI |
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MM | Patent lapsed |