FR2391458A1 - Balance a compensation electromagnetique de force - Google Patents
Balance a compensation electromagnetique de forceInfo
- Publication number
- FR2391458A1 FR2391458A1 FR7739626A FR7739626A FR2391458A1 FR 2391458 A1 FR2391458 A1 FR 2391458A1 FR 7739626 A FR7739626 A FR 7739626A FR 7739626 A FR7739626 A FR 7739626A FR 2391458 A1 FR2391458 A1 FR 2391458A1
- Authority
- FR
- France
- Prior art keywords
- load
- electromagnetic force
- force compensation
- compensation current
- balance
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G7/00—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups
- G01G7/02—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups by electromagnetic action
- G01G7/04—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups by electromagnetic action with means for regulating the current to solenoids
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S177/00—Weighing scales
- Y10S177/05—Magnets
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Electromagnets (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH617477A CH612756A5 (US20030199744A1-20031023-C00003.png) | 1977-05-18 | 1977-05-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2391458A1 true FR2391458A1 (fr) | 1978-12-15 |
FR2391458B3 FR2391458B3 (US20030199744A1-20031023-C00003.png) | 1980-09-19 |
Family
ID=4305436
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7739626A Granted FR2391458A1 (fr) | 1977-05-18 | 1977-12-29 | Balance a compensation electromagnetique de force |
Country Status (7)
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2919227A1 (de) * | 1979-05-12 | 1980-11-20 | Sartorius Gmbh | Elektromagnetisch kraftkompensierende praezisionswaage |
DE3012979A1 (de) * | 1980-04-03 | 1981-10-15 | Sartorius GmbH, 3400 Göttingen | Kraftmess- oder waegevorrichtung mit elektromagnetischer kraftkompensation und kapazitivem lagensensor |
CH665025A5 (de) * | 1984-06-29 | 1988-04-15 | Mettler Instrumente Ag | Elektromagnetisch kraftkompensierende waage sowie verfahren zum betrieb dieser waage. |
CH669998A5 (US20030199744A1-20031023-C00003.png) * | 1986-07-01 | 1989-04-28 | Mettler Instrumente Ag | |
CH669040A5 (de) * | 1986-04-15 | 1989-02-15 | Mettler Instrumente Ag | Kapazitiver positionsdetektor an einer elektromagnetisch kraftkompensierenden waage. |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3186504A (en) * | 1961-09-08 | 1965-06-01 | Philips Corp | Weighing apparatus |
CH538683A (de) * | 1971-11-23 | 1973-06-30 | Mettler Instrumente Ag | Kraft- oder Längenmesser |
CH548594A (de) * | 1972-08-18 | 1974-04-30 | Precisa Ag | Kraft-messgeraet. |
JPS49103664A (US20030199744A1-20031023-C00003.png) * | 1973-02-02 | 1974-10-01 | ||
CH599542A5 (US20030199744A1-20031023-C00003.png) * | 1975-06-24 | 1978-05-31 | Sartorius Werke Gmbh | |
CH586897A5 (US20030199744A1-20031023-C00003.png) * | 1975-07-22 | 1977-04-15 | Mettler Instrumente Ag |
-
1977
- 1977-05-18 CH CH617477A patent/CH612756A5/xx not_active IP Right Cessation
- 1977-10-14 GB GB7742889A patent/GB1542003A/en not_active Expired
- 1977-12-19 JP JP1977172647U patent/JPS53158268U/ja active Pending
- 1977-12-29 FR FR7739626A patent/FR2391458A1/fr active Granted
-
1978
- 1978-04-21 US US05/898,949 patent/US4170269A/en not_active Expired - Lifetime
- 1978-04-26 DE DE19787812721U patent/DE7812721U1/de not_active Expired
- 1978-04-26 DE DE19782818368 patent/DE2818368A1/de not_active Withdrawn
- 1978-05-18 CA CA303,643A patent/CA1083615A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1542003A (en) | 1979-03-14 |
FR2391458B3 (US20030199744A1-20031023-C00003.png) | 1980-09-19 |
DE7812721U1 (de) | 1978-08-17 |
CA1083615A (en) | 1980-08-12 |
JPS53158268U (US20030199744A1-20031023-C00003.png) | 1978-12-12 |
US4170269A (en) | 1979-10-09 |
DE2818368A1 (de) | 1978-11-30 |
CH612756A5 (US20030199744A1-20031023-C00003.png) | 1979-08-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |