DE69912425T2 - Vorrichtung zur massebestimmung mit gegenläufigen normalisierten temperaturkoeffizienten - Google Patents
Vorrichtung zur massebestimmung mit gegenläufigen normalisierten temperaturkoeffizienten Download PDFInfo
- Publication number
- DE69912425T2 DE69912425T2 DE69912425T DE69912425T DE69912425T2 DE 69912425 T2 DE69912425 T2 DE 69912425T2 DE 69912425 T DE69912425 T DE 69912425T DE 69912425 T DE69912425 T DE 69912425T DE 69912425 T2 DE69912425 T2 DE 69912425T2
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- DE
- Germany
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- mass
- temperature coefficient
- frequency
- elastic element
- holder
- 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 - Lifetime
Links
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
- G01G3/18—Temperature-compensating arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
- G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
- G01G3/16—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of frequency of oscillations of the body
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US97043 | 1998-06-12 | ||
| US09/097,043 US6080939A (en) | 1998-06-12 | 1998-06-12 | Mass determination device having counterbalanced normalized temperature coefficients |
| PCT/US1999/011047 WO1999064827A1 (en) | 1998-06-12 | 1999-05-18 | Mass determination device having counterbalanced normalized temperature coefficients |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69912425D1 DE69912425D1 (de) | 2003-12-04 |
| DE69912425T2 true DE69912425T2 (de) | 2004-08-19 |
Family
ID=22260555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69912425T Expired - Lifetime DE69912425T2 (de) | 1998-06-12 | 1999-05-18 | Vorrichtung zur massebestimmung mit gegenläufigen normalisierten temperaturkoeffizienten |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6080939A (https=) |
| EP (1) | EP1086359B1 (https=) |
| JP (3) | JP3398865B2 (https=) |
| DE (1) | DE69912425T2 (https=) |
| WO (1) | WO1999064827A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000180250A (ja) * | 1998-10-09 | 2000-06-30 | Ngk Insulators Ltd | 質量センサ及び質量検出方法 |
| US6444927B1 (en) * | 2001-08-13 | 2002-09-03 | David Michael Korpi | Microbalance with reduced temperature and / or pressure sensitivity |
| US7091427B2 (en) * | 2003-01-28 | 2006-08-15 | Hewlett-Packard Development Company, L.P. | Apparatus using resonance of a cavity to determine mass of a load |
| US20050052813A1 (en) * | 2003-03-25 | 2005-03-10 | Yoshihiro Kobayashi | Mass measurement method, circuit for exciting piezoelectric vibration reed for mass measurement, and mass measurement apparatus |
| KR100552696B1 (ko) | 2003-11-12 | 2006-02-20 | 삼성전자주식회사 | 발진회로가 적용된 미세 질량 측정 장치 및 방법 |
| US7947503B2 (en) * | 2005-06-17 | 2011-05-24 | The United States Of America As Represented By The Department Of Health And Human Services | Monitor and methods for characterizing airborne particulates |
| EP2194501A3 (en) * | 2008-11-26 | 2012-02-01 | Puzzlecut Co., Ltd | Method and apparatus for providing advertising moving picture |
| KR102231163B1 (ko) * | 2020-12-02 | 2021-03-23 | 주식회사 고원태스튜디오 | 영상 편집을 위한 전자 장치 및 그 동작 방법 |
| CN116879105B (zh) * | 2023-09-08 | 2023-11-14 | 云南绅博源生物科技有限公司 | 一种用于卷烟过滤材料制备的持水性检测方法及装置 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3850257A (en) * | 1972-11-15 | 1974-11-26 | T Teraoka | System for prevention of errors in scale measurement due to temperature variations |
| US3926271A (en) * | 1975-02-03 | 1975-12-16 | Rupprecht Georg | Microbalance |
| US4391338A (en) * | 1980-04-04 | 1983-07-05 | Harvey Patashnick | Microbalance and method for measuring the mass of matter suspended within a fluid medium |
| CA1171178A (en) * | 1981-05-19 | 1984-07-17 | Dennis K. Briefer | Temperature compensated measuring system |
| CH656227A5 (de) * | 1982-03-25 | 1986-06-13 | Mettler Instrumente Ag | Messwandler fuer einen kraftmesser. |
| US4838371A (en) * | 1988-01-22 | 1989-06-13 | Rupprecht & Patashnick Co., Inc. | Constrained linear motion inertial balance |
| US4855260A (en) * | 1988-07-08 | 1989-08-08 | Corning Incorporated | Glasses exhibiting low thermal coefficients of elasticity |
| US4836314A (en) | 1988-07-08 | 1989-06-06 | Rupprecht & Patashnick Co., Inc. | Novel glass elements for use in balances |
| JPH02161323A (ja) * | 1988-12-14 | 1990-06-21 | Nec Corp | 質量測定器 |
| CH684441A5 (de) * | 1991-03-19 | 1994-09-15 | Mettler Toledo Ag | Elektromechanische Waage mit Saitenschwinger. |
| US5442146A (en) * | 1992-04-03 | 1995-08-15 | Weigh-Tronix, Inc. | Counting scale and load cell assembly therefor |
| US5391844A (en) * | 1992-04-03 | 1995-02-21 | Weigh-Tronix Inc | Load cell |
| US5461918A (en) * | 1993-04-26 | 1995-10-31 | Ford Motor Company | Vibrating beam accelerometer |
| US5488203A (en) | 1993-11-05 | 1996-01-30 | Rupprecht & Patashnick Company, Inc. | Force compensator for inertial mass measurement instrument |
-
1998
- 1998-06-12 US US09/097,043 patent/US6080939A/en not_active Expired - Lifetime
-
1999
- 1999-05-18 WO PCT/US1999/011047 patent/WO1999064827A1/en not_active Ceased
- 1999-05-18 EP EP99925674A patent/EP1086359B1/en not_active Expired - Lifetime
- 1999-05-18 JP JP2000553775A patent/JP3398865B2/ja not_active Expired - Lifetime
- 1999-05-18 DE DE69912425T patent/DE69912425T2/de not_active Expired - Lifetime
-
2007
- 2007-12-12 JP JP2007321285A patent/JP4373467B2/ja not_active Expired - Fee Related
- 2007-12-12 JP JP2007321284A patent/JP4373466B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP1086359B1 (en) | 2003-10-29 |
| DE69912425D1 (de) | 2003-12-04 |
| JP2002517745A (ja) | 2002-06-18 |
| EP1086359A1 (en) | 2001-03-28 |
| JP3398865B2 (ja) | 2003-04-21 |
| JP4373466B2 (ja) | 2009-11-25 |
| US6080939A (en) | 2000-06-27 |
| JP2008123672A (ja) | 2008-05-29 |
| WO1999064827A1 (en) | 1999-12-16 |
| JP2008123673A (ja) | 2008-05-29 |
| JP4373467B2 (ja) | 2009-11-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: THERMO ENVIRONMENTAL INSTRUMENTS INC., WALTHAM, MA |