DE68902339D1 - Kontrolle fuer die entleerungspumpe eines zentrifugalapparates. - Google Patents
Kontrolle fuer die entleerungspumpe eines zentrifugalapparates.Info
- Publication number
- DE68902339D1 DE68902339D1 DE8989105314T DE68902339T DE68902339D1 DE 68902339 D1 DE68902339 D1 DE 68902339D1 DE 8989105314 T DE8989105314 T DE 8989105314T DE 68902339 T DE68902339 T DE 68902339T DE 68902339 D1 DE68902339 D1 DE 68902339D1
- Authority
- DE
- Germany
- Prior art keywords
- control
- centrifugal apparatus
- emptying pump
- emptying
- centrifugal
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B13/00—Control arrangements specially designed for centrifuges; Programme control of centrifuges
- B04B13/003—Rotor identification systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B15/00—Other accessories for centrifuges
- B04B15/08—Other accessories for centrifuges for ventilating or producing a vacuum in the centrifuge
-
- 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
- Y10S388/00—Electricity: motor control systems
- Y10S388/923—Specific feedback condition or device
- Y10S388/93—Load or torque
-
- 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
- Y10S388/00—Electricity: motor control systems
- Y10S388/923—Specific feedback condition or device
- Y10S388/933—Radiant energy responsive device
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/175,823 US4857811A (en) | 1988-03-31 | 1988-03-31 | Evacuation pump control for a centrifuge instrument |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68902339D1 true DE68902339D1 (de) | 1992-09-10 |
DE68902339T2 DE68902339T2 (de) | 1992-12-10 |
Family
ID=22641785
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8989105314T Expired - Lifetime DE68902339T2 (de) | 1988-03-31 | 1989-03-24 | Kontrolle fuer die entleerungspumpe eines zentrifugalapparates. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4857811A (de) |
EP (1) | EP0335278B1 (de) |
JP (1) | JP2610045B2 (de) |
DE (1) | DE68902339T2 (de) |
IE (1) | IE63961B1 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5217572A (en) * | 1989-03-20 | 1993-06-08 | Jouan | Centrifugal evaporator-concentrator for concentrating specimens by evaporation of the solvent |
JPH02134554U (de) * | 1989-04-12 | 1990-11-08 | ||
US5137604A (en) * | 1990-07-06 | 1992-08-11 | Savant Instruments, Inc. | Apparatus for drying biological specimens |
US5235864A (en) * | 1990-12-21 | 1993-08-17 | E. I. Du Pont De Nemours And Company | Centrifuge rotor identification system based on rotor velocity |
DE69228046T2 (de) * | 1991-12-16 | 1999-07-01 | Koninklijke Philips Electronics N.V., Eindhoven | Zener-Diode mit Bezugs- und Schutzdiode |
WO1993016808A1 (en) * | 1992-02-24 | 1993-09-02 | Richter Gedeon Vegyészeti Gyár Rt. | Method of and apparatus for making inerted closed spaces |
DE4233753C2 (de) * | 1992-10-07 | 1998-01-29 | Hettich Andreas Fa | Vakuum-Zentrifuge |
US5338283A (en) * | 1992-10-09 | 1994-08-16 | E. I. Du Pont De Nemours And Company | Centrifuge rotor identification system |
US5415616A (en) * | 1994-07-07 | 1995-05-16 | Beckman Instruments, Inc. | Rotor-protected evacuation port for centrifugal separation |
US5431620A (en) * | 1994-07-07 | 1995-07-11 | Beckman Instruments, Inc. | Method and system for adjusting centrifuge operation parameters based upon windage |
US5509881A (en) * | 1994-07-07 | 1996-04-23 | Beckman Instruments, Inc. | Centrifuge rotor identification and refrigeration control system based on windage |
US5443438A (en) * | 1994-07-29 | 1995-08-22 | Beckman Instruments, Inc. | Centrifuge drive-to-rotor assembly |
US5800331A (en) * | 1997-10-01 | 1998-09-01 | Song; Jin Y. | Imbalance detection and rotor identification system |
GB9727232D0 (en) * | 1997-12-23 | 1998-02-25 | Cole Michael | Improved evaporator and evaporation process |
GB9803684D0 (en) * | 1998-02-24 | 1998-04-15 | Genevac Ltd | Method and apparatus for controlling temperature during evaporation of samples |
ATE331210T1 (de) * | 1999-02-09 | 2006-07-15 | Genevac Ltd | Verbesserte unterdrucksteuerung in verdampfern |
US6368265B1 (en) | 2000-04-11 | 2002-04-09 | Kendro Laboratory Products, L.P. | Method and system for energy management and overspeed protection of a centrifuge |
DE10120351B4 (de) * | 2001-04-23 | 2016-06-09 | Jenoptik Automatisierungstechnik Gmbh | Vorrichtung zum Verschweißen von einen Hohlkörper bildenden thermoplastischen Kunststoffteilen mittels Laserstrahlung |
DE102005018041B3 (de) * | 2005-04-19 | 2007-01-04 | Hanning Elektro-Werke Gmbh & Co. Kg | Antriebseinrichtung für eine Laborzentrifuge |
KR100725980B1 (ko) * | 2005-07-23 | 2007-06-08 | 삼성전자주식회사 | 비휘발성 메모리에 저장된 데이터를 독출하는 속도를개선할 수 있는 반도체 장치와 그 개선방법 |
JP5287364B2 (ja) * | 2009-03-04 | 2013-09-11 | 日立工機株式会社 | 遠心分離機 |
JP5854218B2 (ja) * | 2012-01-24 | 2016-02-09 | 日立工機株式会社 | 遠心分離機 |
FR3005275B1 (fr) * | 2013-05-02 | 2015-05-01 | Afi Centrifuge | Centrifugeuse de laboratoire munie de moyens d'identification d'un accessoire rapporte sur son arbre moteur |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB985715A (en) * | 1962-05-12 | 1965-03-10 | Martin Christ | Improvements in and relating to centrifuges |
GB983689A (en) * | 1963-01-21 | 1965-02-17 | Separator Ab | Vacuum separator |
US3560125A (en) * | 1968-07-08 | 1971-02-02 | Pennwalt Corp | Centrifuge apparatus |
US3783359A (en) * | 1971-12-23 | 1974-01-01 | Bendix Corp | Brushless d. c. motor using hall generators for commutation |
US3957197A (en) * | 1975-04-25 | 1976-05-18 | The United States Of America As Represented By The United States Energy Research And Development Administration | Centrifuge apparatus |
US4152254A (en) * | 1976-11-11 | 1979-05-01 | Krauss-Maffei Aktiengesellschaft | Disk centrifuge for granular material |
US4244513A (en) * | 1978-09-15 | 1981-01-13 | Coulter Corporation | Centrifuge unit |
JPS6039089Y2 (ja) * | 1982-02-17 | 1985-11-22 | 株式会社久保田製作所 | ロ−タ種類自動判別装置 |
GB8324912D0 (en) * | 1983-09-17 | 1983-10-19 | Fisons Plc | Magnetic device |
JPS60119948U (ja) * | 1984-01-23 | 1985-08-13 | 日立工機株式会社 | ロ−タ判別機能を備えた真空式冷却遠心機 |
US4551715A (en) * | 1984-04-30 | 1985-11-05 | Beckman Instruments, Inc. | Tachometer and rotor identification apparatus for centrifuges |
US4700117A (en) * | 1985-05-31 | 1987-10-13 | Beckman Instruments, Inc. | Centrifuge overspeed protection and imbalance detection system |
FI864811A (fi) * | 1985-12-11 | 1987-06-12 | Kontron Holding Ag | Centrifug. |
DE3617768A1 (de) * | 1986-05-27 | 1987-12-03 | Krauss Maffei Ag | Filterzentrifuge |
-
1988
- 1988-03-31 US US07/175,823 patent/US4857811A/en not_active Expired - Lifetime
-
1989
- 1989-03-24 EP EP89105314A patent/EP0335278B1/de not_active Expired
- 1989-03-24 DE DE8989105314T patent/DE68902339T2/de not_active Expired - Lifetime
- 1989-03-30 IE IE100389A patent/IE63961B1/en not_active IP Right Cessation
- 1989-03-30 JP JP1076873A patent/JP2610045B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
IE891003L (en) | 1989-09-30 |
US4857811A (en) | 1989-08-15 |
DE68902339T2 (de) | 1992-12-10 |
IE63961B1 (en) | 1995-06-28 |
JPH029464A (ja) | 1990-01-12 |
JP2610045B2 (ja) | 1997-05-14 |
EP0335278A2 (de) | 1989-10-04 |
EP0335278B1 (de) | 1992-08-05 |
EP0335278A3 (en) | 1990-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |