BE679900A - - Google Patents

Info

Publication number
BE679900A
BE679900A BE679900DA BE679900A BE 679900 A BE679900 A BE 679900A BE 679900D A BE679900D A BE 679900DA BE 679900 A BE679900 A BE 679900A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE679900A publication Critical patent/BE679900A/xx

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/56—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function the record carrier having reserve loop, e.g. to minimise inertia during acceleration measuring or control in connection therewith
    • G11B15/58—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function the record carrier having reserve loop, e.g. to minimise inertia during acceleration measuring or control in connection therewith with vacuum column
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
    • G05D16/2066—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using controlling means acting on the pressure source

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Advancing Webs (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
BE679900D 1965-04-23 1966-04-22 BE679900A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US450434A US3360185A (en) 1965-04-23 1965-04-23 Vacuum pump control

Publications (1)

Publication Number Publication Date
BE679900A true BE679900A (xx) 1966-10-03

Family

ID=23788079

Family Applications (1)

Application Number Title Priority Date Filing Date
BE679900D BE679900A (xx) 1965-04-23 1966-04-22

Country Status (3)

Country Link
US (1) US3360185A (xx)
BE (1) BE679900A (xx)
GB (1) GB1134342A (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4397610A (en) * 1981-03-09 1983-08-09 Graco Inc. Reciprocable pump with variable speed drive
US5008051A (en) * 1989-03-01 1991-04-16 Decoursey Robert T Vacuum sizing tank with electronically controlled vacuum pressure
US5417246A (en) * 1989-10-27 1995-05-23 American Cyanamid Company Pneumatic controls for ophthalmic surgical system
US5242404A (en) * 1992-02-12 1993-09-07 American Cyanamid Company Aspiration control system
US5624394A (en) * 1994-10-28 1997-04-29 Iolab Corporation Vacuum system and a method of operating a vacuum system
US5810766A (en) * 1995-02-28 1998-09-22 Chiron Vision Corporation Infusion/aspiration apparatus with removable cassette
ES2209567B1 (es) * 2001-02-28 2005-09-16 Guillermo Aguirre Dispositivo automatico para regular la presion de vacio variando la velocidad de rotacion de las bombas de vacio mediante la variacion de la frecuencia electrica.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US440375A (en) * 1890-11-11 Fred s
US1132777A (en) * 1915-03-23 Lamson Co Automatic pressure-controller.
US862696A (en) * 1905-03-21 1907-08-06 Pearsall Pneumatic Tube And Power Company Governing mechanism for pneumatic-tube systems.
US1073276A (en) * 1911-12-05 1913-09-16 Otto H Mohr Preserving apparatus.
US1347194A (en) * 1919-04-29 1920-07-20 Washington Elwood Vacuum-cabinet
NL279740A (xx) * 1961-06-29
DE1252740B (de) * 1962-05-18 1967-10-26 Potter Instrument Company Ine Plamview, NY (V St A) Regeleinrichtung fur die Lange einer Vorratsschleife eines bandförmigen Aufzeichnungsträgers
US3258183A (en) * 1964-02-26 1966-06-28 Potter Instrument Co Inc Tunable tape velocity-fluctuation damper

Also Published As

Publication number Publication date
US3360185A (en) 1967-12-26
GB1134342A (en) 1968-11-20

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