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GB2278405B - Control system for movable magnetic member - Google Patents

Control system for movable magnetic member

Info

Publication number
GB2278405B
GB2278405B GB9410422A GB9410422A GB2278405B GB 2278405 B GB2278405 B GB 2278405B GB 9410422 A GB9410422 A GB 9410422A GB 9410422 A GB9410422 A GB 9410422A GB 2278405 B GB2278405 B GB 2278405B
Authority
GB
United Kingdom
Prior art keywords
control system
magnetic member
movable magnetic
movable
control
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 - Fee Related
Application number
GB9410422A
Other versions
GB2278405A (en
GB9410422D0 (en
Inventor
Ian Ross Walker
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB9601122A priority Critical patent/GB2295863B/en
Publication of GB9410422D0 publication Critical patent/GB9410422D0/en
Publication of GB2278405A publication Critical patent/GB2278405A/en
Application granted granted Critical
Publication of GB2278405B publication Critical patent/GB2278405B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
    • F04B35/045—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric using solenoids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0005—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00 adaptations of pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
    • F04B39/041—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod
    • F04B39/045—Labyrinth-sealing between piston and cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/126—Cylinder liners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F04B49/065—Control using electricity and making use of computers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2201/00—Pump parameters
    • F04B2201/02—Piston parameters
    • F04B2201/0201—Position of the piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2203/00—Motor parameters
    • F04B2203/04—Motor parameters of linear electric motors
    • F04B2203/0403—Magnetic flux
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2200/00—Mathematical features
    • F05B2200/10—Basic functions
    • F05B2200/12—Subtraction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
    • F05C2201/0466—Nickel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/90—Alloys not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2253/00—Other material characteristics; Treatment of material
    • F05C2253/12—Coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
GB9410422A 1993-05-25 1994-05-24 Control system for movable magnetic member Expired - Fee Related GB2278405B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9601122A GB2295863B (en) 1993-05-25 1994-05-24 Circulation pump for high purity gases at high pressures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB939310786A GB9310786D0 (en) 1993-05-25 1993-05-25 Circulation pump for high purity gases at high pressures

Publications (3)

Publication Number Publication Date
GB9410422D0 GB9410422D0 (en) 1994-07-13
GB2278405A GB2278405A (en) 1994-11-30
GB2278405B true GB2278405B (en) 1996-09-11

Family

ID=10736112

Family Applications (2)

Application Number Title Priority Date Filing Date
GB939310786A Pending GB9310786D0 (en) 1993-05-25 1993-05-25 Circulation pump for high purity gases at high pressures
GB9410422A Expired - Fee Related GB2278405B (en) 1993-05-25 1994-05-24 Control system for movable magnetic member

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB939310786A Pending GB9310786D0 (en) 1993-05-25 1993-05-25 Circulation pump for high purity gases at high pressures

Country Status (1)

Country Link
GB (2) GB9310786D0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2346669B (en) * 1999-02-15 2002-12-18 Ian Ross Walker Pressure cell
GB0008281D0 (en) 2000-04-04 2000-05-24 Boc Group Plc Improvements in reciprocating machines
BR0200898B1 (en) * 2002-03-21 2011-01-25 position sensor and linear compressor.
GB2395237A (en) * 2002-11-13 2004-05-19 Z & D Ltd Compressor head
US7798781B2 (en) * 2006-02-22 2010-09-21 Hamilton Sundstrand Corporation Metering pump with self-calibration and health prediction

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB882965A (en) * 1960-02-16 1961-11-22 Chausson Usines Sa Improvements in or relating to reciprocating movement synchronous compressors
GB1347329A (en) * 1971-01-27 1974-02-27 Westinghouse Electric Corp Magnetic position indicator
US4074185A (en) * 1975-07-31 1978-02-14 Acec, Ateliers De Constructions Electriques De Charleroi Method and apparatus for measuring the position of a magnetic rod
GB2000298A (en) * 1977-06-21 1979-01-04 Merlin Gerin Electromagnetic position indicator
US4272226A (en) * 1979-01-08 1981-06-09 Osborne Harry E Fluid pump and method for operating same
EP0100502A1 (en) * 1982-08-03 1984-02-15 MERCK PATENT GmbH A sensor
US4671745A (en) * 1986-03-21 1987-06-09 Smith Raymond H Magnetically-activated motorized pump
GB2241287A (en) * 1990-02-09 1991-08-28 Nitto Kohki Co Electromagnetically driven pump
GB2241991A (en) * 1990-03-05 1991-09-18 Nitto Kohki Co Electromagnetic reciprocating pump

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB882965A (en) * 1960-02-16 1961-11-22 Chausson Usines Sa Improvements in or relating to reciprocating movement synchronous compressors
GB1347329A (en) * 1971-01-27 1974-02-27 Westinghouse Electric Corp Magnetic position indicator
US4074185A (en) * 1975-07-31 1978-02-14 Acec, Ateliers De Constructions Electriques De Charleroi Method and apparatus for measuring the position of a magnetic rod
GB2000298A (en) * 1977-06-21 1979-01-04 Merlin Gerin Electromagnetic position indicator
US4272226A (en) * 1979-01-08 1981-06-09 Osborne Harry E Fluid pump and method for operating same
EP0100502A1 (en) * 1982-08-03 1984-02-15 MERCK PATENT GmbH A sensor
US4671745A (en) * 1986-03-21 1987-06-09 Smith Raymond H Magnetically-activated motorized pump
GB2241287A (en) * 1990-02-09 1991-08-28 Nitto Kohki Co Electromagnetically driven pump
GB2241991A (en) * 1990-03-05 1991-09-18 Nitto Kohki Co Electromagnetic reciprocating pump

Also Published As

Publication number Publication date
GB2278405A (en) 1994-11-30
GB9310786D0 (en) 1993-07-14
GB9410422D0 (en) 1994-07-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20000524