DE3877177D1 - Ausrueckbarer und bei niedriger drehzahl wirksamer daempfer. - Google Patents

Ausrueckbarer und bei niedriger drehzahl wirksamer daempfer.

Info

Publication number
DE3877177D1
DE3877177D1 DE8888905067T DE3877177T DE3877177D1 DE 3877177 D1 DE3877177 D1 DE 3877177D1 DE 8888905067 T DE8888905067 T DE 8888905067T DE 3877177 T DE3877177 T DE 3877177T DE 3877177 D1 DE3877177 D1 DE 3877177D1
Authority
DE
Germany
Prior art keywords
releasable
low speed
effective damper
damper
effective
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
Application number
DE8888905067T
Other languages
English (en)
Other versions
DE3877177T2 (de
Inventor
Robert Giebeler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beckman Coulter Inc
Original Assignee
Beckman Instruments Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beckman Instruments Inc filed Critical Beckman Instruments Inc
Application granted granted Critical
Publication of DE3877177D1 publication Critical patent/DE3877177D1/de
Publication of DE3877177T2 publication Critical patent/DE3877177T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B04B9/12—Suspending rotary bowls ; Bearings; Packings for bearings
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/21—Elements
    • Y10T74/2109—Balancing for drum, e.g., washing machine or arm-type structure, etc., centrifuge, etc.
DE8888905067T 1987-05-22 1988-05-02 Ausrueckbarer und bei niedriger drehzahl wirksamer daempfer. Expired - Lifetime DE3877177T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/053,452 US5026341A (en) 1987-05-22 1987-05-22 Low speed disengageable damper
PCT/US1988/001427 WO1988009218A1 (en) 1987-05-22 1988-05-02 Improved low speed disengageable damper

Publications (2)

Publication Number Publication Date
DE3877177D1 true DE3877177D1 (de) 1993-02-11
DE3877177T2 DE3877177T2 (de) 1993-04-29

Family

ID=21984338

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888905067T Expired - Lifetime DE3877177T2 (de) 1987-05-22 1988-05-02 Ausrueckbarer und bei niedriger drehzahl wirksamer daempfer.

Country Status (7)

Country Link
US (1) US5026341A (de)
EP (1) EP0323490B1 (de)
JP (1) JPH0618594Y2 (de)
CN (1) CN2030911U (de)
CA (1) CA1330214C (de)
DE (1) DE3877177T2 (de)
WO (1) WO1988009218A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2694509B1 (fr) * 1992-08-04 1994-10-07 Jouan Centrifugeur comportant un arbre d'entraînement de rotor à joint élastique d'amortissement et arbre correspondant.
KR100363247B1 (ko) * 1995-10-28 2003-02-14 삼성전자 주식회사 진동구조물및그것의고유진동수제어방법
US5683341A (en) * 1996-03-14 1997-11-04 Piramoon Technologies, Inc. Quill shaft suspension for centrifuge rotor having central stator
CN1196691A (zh) * 1996-04-30 1998-10-21 达德国际有限公司 稳定离心机转子的装置和方法
US5921150A (en) 1997-01-28 1999-07-13 Sorvall Products, L.P. Imbalance tolerant drive system for a rotating apparatus
SE517176C2 (sv) * 1997-06-11 2002-04-23 Alfa Laval Ab Stödanordning för en centrifugalseparator
SE512770C2 (sv) * 1998-02-19 2000-05-08 Alfa Laval Ab Stödanordning
CA2339879C (en) 1998-08-24 2011-11-15 Toshio Miyata Carbonyl-stress improving agent and peritoneal dialysate
US6183408B1 (en) * 1999-05-03 2001-02-06 Beckman Coulter, Inc. Rotor shaft assembly having non-linear stiffness
US6354988B1 (en) * 1999-06-17 2002-03-12 Kendro Laboratory Products, Llp Centrifuge gyro diaphragm capable of maintaining motor shaft concentricity
US7806820B2 (en) * 2007-05-02 2010-10-05 Gary Wayne Howell Automatic balancing device and system for centrifuge rotors
DE102017128027A1 (de) * 2017-11-27 2019-05-29 Gea Mechanical Equipment Gmbh Separator

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US770385A (en) * 1904-09-20 Ert williamson
US525468A (en) * 1894-09-04 James h
CA643097A (en) * 1962-06-19 Schwitzer Corporation Torsional vibration damper
DE203966C (de) *
US886921A (en) * 1907-01-17 1908-05-05 Edgerly R Bailey Cream-separator.
US1162125A (en) * 1914-12-17 1915-11-30 Pliny E Bassett Device for overcoming vibration of spindles.
US1502677A (en) * 1921-03-26 1924-07-29 Harry C Law Centrifugal drier
US1886246A (en) * 1927-07-30 1932-11-01 Alexander J Bocz Harmonic antivibrator
US1765477A (en) * 1927-10-12 1930-06-24 Eli O Ackerman Vibration-dampening device
US1776144A (en) * 1928-10-15 1930-09-16 Alanson P Brush Vibration dampener
NL29010C (de) * 1929-10-12
US1928763A (en) * 1931-02-12 1933-10-03 Budd Wheel Co Gear
US1970377A (en) * 1933-01-28 1934-08-14 Gen Electric Centrifugal machine
GB492433A (en) * 1936-05-15 1938-09-20 Maurice Francois Alexandre Jul Improvements in and relating to resilient supports
US2129992A (en) * 1937-04-09 1938-09-13 Mattia Anthony De Centrifugal separator
DE723047C (de) * 1937-11-24 1942-07-27 Waertsilae Yhthymae O Y Waerts Lageranordnung fuer rasch umlaufende Wellen
FR848674A (fr) * 1939-01-10 1939-11-03 Edmond Garin Duchatel & Co Perfectionnements aux séparateurs centrifuges
US2951731A (en) * 1944-09-25 1960-09-06 Frank C Rushing Centrifuges
FI22529A (fi) * 1946-05-08 1947-11-10 Landsverk Ab Anordning vid centrifuger
US2524678A (en) * 1947-08-15 1950-10-03 Charles A Olcott Suspended gyratory centrifugal
BE545261A (de) * 1955-02-19
GB820042A (en) * 1957-05-31 1959-09-16 Holset Engineering Co Torsional vibration damper
US2961277A (en) * 1957-12-23 1960-11-22 Gen Electric Functional bearings
US3135689A (en) * 1958-09-19 1964-06-02 Bernard F Garvey Dampener assembly
US3322338A (en) * 1963-04-15 1967-05-30 Beckman Instruments Inc Centrifuge stabilizing assembly with heat probe
US3306681A (en) * 1964-08-07 1967-02-28 Hubert P Barringer Damped bearing for centrifuges
US3430852A (en) * 1967-06-08 1969-03-04 Beckman Instruments Inc Rotor stabilizer
GB1210038A (en) * 1969-09-18 1970-10-28 Heinz Janetzki Kg Maschb High speed laboratory centrifuge
DE2122602A1 (de) * 1971-05-07 1972-11-16 Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Dämpfungsvorrichtung für einen inhomogenen Rotor einer Zentrifuge
US3770191A (en) * 1971-06-28 1973-11-06 Sorvall Inc Ivan Means for stabilizing high speed rotors
US3902659A (en) * 1971-12-15 1975-09-02 Kernverfahrenstechnik Gmbh Device for stabilizing the rotor of high-speed centrifuges
SU543430A1 (ru) * 1974-11-27 1977-01-25 Предприятие П/Я В-2262 Привод центрифуги
FR2303996A1 (fr) * 1975-03-13 1976-10-08 Metzeler Kautschuk Amortisseur de vibrations en torsion
US3958753A (en) * 1975-04-11 1976-05-25 Beckman Instruments, Inc. Air driven centrifuge
DE2632586C2 (de) * 1976-07-20 1983-05-19 Gesellschaft für Kernverfahrenstechnik mbH, 5170 Jülich Verfahren und Vorrichtung zum Durchlaufen kritischer Drehzahlen langgestreckter Rotoren
DE2744051A1 (de) * 1977-09-30 1979-04-05 Goetze Ag Schwingungstilger fuer rotierende wellen
US4205779A (en) * 1979-03-14 1980-06-03 Beckman Instruments, Inc. Pressure bypass ports for an ultracentrifuge drive system in a vacuum environment
WO1983003985A1 (en) * 1982-05-19 1983-11-24 Beckman Instruments, Inc. Centrifuge stabilizing bearing
DE3314503C2 (de) * 1983-04-21 1985-08-29 Goetze Ag, 5093 Burscheid Schwingungstilger

Also Published As

Publication number Publication date
JPH02500031U (de) 1990-12-20
WO1988009218A1 (en) 1988-12-01
DE3877177T2 (de) 1993-04-29
US5026341A (en) 1991-06-25
JPH0618594Y2 (ja) 1994-05-18
CA1330214C (en) 1994-06-14
CN2030911U (zh) 1989-01-18
EP0323490A1 (de) 1989-07-12
EP0323490B1 (de) 1992-12-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition