GB2103855B - A circuit arrangement for monitoring rotational speed - Google Patents
A circuit arrangement for monitoring rotational speedInfo
- Publication number
- GB2103855B GB2103855B GB08215328A GB8215328A GB2103855B GB 2103855 B GB2103855 B GB 2103855B GB 08215328 A GB08215328 A GB 08215328A GB 8215328 A GB8215328 A GB 8215328A GB 2103855 B GB2103855 B GB 2103855B
- Authority
- GB
- United Kingdom
- Prior art keywords
- rotational speed
- circuit arrangement
- monitoring rotational
- monitoring
- arrangement
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
- G01P1/07—Indicating devices, e.g. for remote indication
- G01P1/08—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
- G01P1/10—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds
- G01P1/103—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds by comparing the value of the measured signal with one or several reference values
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
- B04B9/10—Control of the drive; Speed regulating
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Centrifugal Separators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD23145481A DD200111A1 (en) | 1981-07-06 | 1981-07-06 | CIRCUIT ARRANGEMENT FOR SPEED MONITORING |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2103855A GB2103855A (en) | 1983-02-23 |
GB2103855B true GB2103855B (en) | 1985-11-27 |
Family
ID=5532103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08215328A Expired GB2103855B (en) | 1981-07-06 | 1982-05-26 | A circuit arrangement for monitoring rotational speed |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT376074B (en) |
DD (1) | DD200111A1 (en) |
DE (1) | DE3210184A1 (en) |
FR (1) | FR2509069A1 (en) |
GB (1) | GB2103855B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3325226A1 (en) * | 1983-07-13 | 1985-01-24 | Claudio Dipl.-Ing. 4130 Moers Möller | Method and device for measuring and/or controlling preferably slow movements, e.g. for controlling the feedrate of recording paper |
JPS6259977A (en) * | 1985-09-10 | 1987-03-16 | Canon Inc | Image forming device |
DE3815449C2 (en) * | 1988-05-06 | 1994-06-01 | Sigma Laborzentrifugen Gmbh | Centrifuge, especially laboratory centrifuge |
CH678930A5 (en) * | 1989-05-26 | 1991-11-29 | Koch Maschinenfabrik Ag | |
DE9401758U1 (en) * | 1994-02-03 | 1994-03-17 | Sigma Laborzentrifugen Gmbh, 37520 Osterode | centrifuge |
DE19525217A1 (en) * | 1995-07-11 | 1997-01-16 | Teves Gmbh Alfred | Acquisition and evaluation of safety-critical measurands |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3436637A (en) * | 1966-07-29 | 1969-04-01 | Beckman Instruments Inc | Overspeed shutdown system for centrifuge apparatus |
IT953567B (en) * | 1972-03-28 | 1973-08-10 | Magneti Marelli Spa Fab | ELECTRONIC EQUIPMENT FOR THE CONTROL OF OPERATING CIRCUITS AS A FUNCTION OF THE ROTATION SPEED OF A ROTATING ORGAN OF A MACHINE |
US4205261A (en) * | 1978-07-13 | 1980-05-27 | Beckman Instruments, Inc. | Ultracentrifuge overspeed disk detection system |
US4243940A (en) * | 1978-12-07 | 1981-01-06 | Goodyear Aerospace Corporation | AC to DC converter for antiskid systems |
-
1981
- 1981-07-06 DD DD23145481A patent/DD200111A1/en not_active IP Right Cessation
-
1982
- 1982-03-19 DE DE19823210184 patent/DE3210184A1/en not_active Withdrawn
- 1982-03-19 AT AT110182A patent/AT376074B/en not_active IP Right Cessation
- 1982-05-26 GB GB08215328A patent/GB2103855B/en not_active Expired
- 1982-06-16 FR FR8210475A patent/FR2509069A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DD200111A1 (en) | 1983-03-16 |
GB2103855A (en) | 1983-02-23 |
FR2509069B1 (en) | 1984-12-14 |
FR2509069A1 (en) | 1983-01-07 |
ATA110182A (en) | 1984-02-15 |
DE3210184A1 (en) | 1983-01-20 |
AT376074B (en) | 1984-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |