GB2192737B - Automatic pressure control arrangement - Google Patents

Automatic pressure control arrangement

Info

Publication number
GB2192737B
GB2192737B GB8716496A GB8716496A GB2192737B GB 2192737 B GB2192737 B GB 2192737B GB 8716496 A GB8716496 A GB 8716496A GB 8716496 A GB8716496 A GB 8716496A GB 2192737 B GB2192737 B GB 2192737B
Authority
GB
United Kingdom
Prior art keywords
pressure control
control arrangement
automatic pressure
automatic
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 - Lifetime
Application number
GB8716496A
Other versions
GB8716496D0 (en
GB2192737A (en
Inventor
Yoshihiko Hasegawa
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.)
TLV Co Ltd
Original Assignee
TLV Co Ltd
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 TLV Co Ltd filed Critical TLV Co Ltd
Publication of GB8716496D0 publication Critical patent/GB8716496D0/en
Publication of GB2192737A publication Critical patent/GB2192737A/en
Application granted granted Critical
Publication of GB2192737B publication Critical patent/GB2192737B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F3/00—Optical logic elements; Optical bistable devices
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/128—Modulators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/164—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side and remaining closed after return of the normal pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass
    • G02F1/0123—Circuits for the control or stabilisation of the bias voltage, e.g. automatic bias control [ABC] feedback loops
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1339—Gaskets; Spacers; Sealing of cells
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1341—Filling or closing of cells
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on an electrochromic effect
    • G02F1/153—Constructional details
    • G02F1/161—Gaskets; Spacers; Sealing of cells; Filling or closing of cells
    • 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
    • G05D16/2086—Control of fluid pressure characterised by the use of electric means without direct action of electric energy on the controlling means
    • 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
    • Y10S359/00—Optical: systems and elements
    • Y10S359/90—Methods

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Fluid Pressure (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Braking Systems And Boosters (AREA)
  • Control Of Transmission Device (AREA)
  • Vehicle Body Suspensions (AREA)
GB8716496A 1986-07-15 1987-07-14 Automatic pressure control arrangement Expired - Lifetime GB2192737B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61167255A JPS6320603A (en) 1986-07-15 1986-07-15 Automatic set reduction valve

Publications (3)

Publication Number Publication Date
GB8716496D0 GB8716496D0 (en) 1987-08-19
GB2192737A GB2192737A (en) 1988-01-20
GB2192737B true GB2192737B (en) 1990-11-21

Family

ID=15846341

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8716496A Expired - Lifetime GB2192737B (en) 1986-07-15 1987-07-14 Automatic pressure control arrangement

Country Status (20)

Country Link
JP (1) JPS6320603A (en)
KR (1) KR920008002B1 (en)
CN (1) CN1009315B (en)
AU (1) AU586570B2 (en)
BE (1) BE1001187A5 (en)
CA (1) CA1281609C (en)
CH (1) CH677393A5 (en)
DE (2) DE3723284A1 (en)
DK (1) DK173181B1 (en)
ES (1) ES2004643A6 (en)
FR (1) FR2601748B1 (en)
GB (1) GB2192737B (en)
GR (1) GR871085B (en)
IT (1) IT1222025B (en)
NL (1) NL192353C (en)
NZ (1) NZ220980A (en)
PH (1) PH26990A (en)
PT (1) PT85326B (en)
SE (1) SE466321B (en)
ZA (1) ZA875096B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109114268A (en) * 2018-10-17 2019-01-01 江西洪都航空工业集团有限责任公司 A kind of overload-resistant electronics relief valve of undercarriage buffer

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3927110A1 (en) * 1989-08-17 1991-02-21 Bosch Gmbh Robert SOLENOID VALVE WITH EXCITING CURRENT CONTROL DEVICE
JPH0455607U (en) * 1990-09-14 1992-05-13
JP2787391B2 (en) * 1992-04-15 1998-08-13 株式会社テイエルブイ Automatic setting pressure reducing valve
DE4233748A1 (en) * 1992-10-07 1994-02-03 Daimler Benz Ag Air pressure adjuster for vehicle seats - has poppet valve stage with hand-wheel setting and actuator responding to feedback to maintain operation and to enable resetting
US5532922A (en) * 1994-09-30 1996-07-02 Honeywell Inc. Non-linear control system for a single input single output process
DE19524652A1 (en) * 1995-07-06 1997-01-09 Rexroth Mannesmann Gmbh Electrohydraulic proportional pressure control valve for rotary machines - has stepping motor driving variable element of flow control orifice and includes inductive position sensing
US6138564A (en) * 1995-10-27 2000-10-31 Oce Printing Systems Gmbh Means for regulating pressure in a pressure chamber
US6056008A (en) * 1997-09-22 2000-05-02 Fisher Controls International, Inc. Intelligent pressure regulator
GB9804047D0 (en) 1998-02-27 1998-04-22 Normalair Garrett Ltd Method of controlling a parameter
US8910657B2 (en) 2007-09-06 2014-12-16 Cnh Industrial America Llc Electrically controlled pilot operated pressure regulator valve apparatus and method of operation of the same
CN102287549B (en) * 2011-07-20 2012-10-03 安徽理工大学 Combined switching valve
CN102720843B (en) * 2012-06-04 2013-07-10 西安交通大学 Large-diameter proportional pneumatic valve directly driven by alternating-current servo motor
CN102866713B (en) * 2012-10-16 2015-03-25 深圳市安保科技有限公司 Respiratory flow adjusting device and breathing machine
US20170007859A1 (en) * 2014-02-26 2017-01-12 Zodiac Aerotechnics Gas pressure reducer with electrically-powered master system
JP6707544B2 (en) * 2014-12-23 2020-06-10 アルフレッド ケルヒャー エスエー ウント コンパニー カーゲー High pressure cleaning equipment
CN110397582B (en) * 2019-07-10 2020-11-27 大唐半导体科技有限公司 Self-correction method and device for air compressor
CN110360090A (en) * 2019-07-10 2019-10-22 大唐半导体科技有限公司 A kind of air pressure adjustment method and apparatus of air compressor machine

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1197897A (en) * 1966-08-26 1970-07-08 Norris Systems Ltd Improvements in or relating to Fluid Control Valves
GB1265020A (en) * 1968-12-04 1972-03-01
GB1372070A (en) * 1970-10-01 1974-10-30 Bailey Meter Co Process controllers
GB2049228A (en) * 1979-04-21 1980-12-17 Hehl Karl Proportional valve for hydraulic installations
EP0075507A1 (en) * 1981-09-11 1983-03-30 Thomson-Csf Electrohydraulic servo valve device
GB2165372A (en) * 1984-10-02 1986-04-09 Tlv Co Ltd Automatically set pressure reducing valve

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5591005A (en) * 1978-12-28 1980-07-10 Tlv Co Ltd Control valve
DE3046595A1 (en) * 1980-12-11 1982-07-22 G. Kromschröder AG, 4500 Osnabrück Regulator for flow control valve - has solenoid actuator with displacement feedback to input to poppet valve to control feed flow
US4585030A (en) * 1984-04-06 1986-04-29 Borg-Warner Corporation Proportional hydraulic solenoid controller

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1197897A (en) * 1966-08-26 1970-07-08 Norris Systems Ltd Improvements in or relating to Fluid Control Valves
GB1265020A (en) * 1968-12-04 1972-03-01
GB1372070A (en) * 1970-10-01 1974-10-30 Bailey Meter Co Process controllers
GB2049228A (en) * 1979-04-21 1980-12-17 Hehl Karl Proportional valve for hydraulic installations
EP0075507A1 (en) * 1981-09-11 1983-03-30 Thomson-Csf Electrohydraulic servo valve device
GB2165372A (en) * 1984-10-02 1986-04-09 Tlv Co Ltd Automatically set pressure reducing valve

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WO A 86/02565 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109114268A (en) * 2018-10-17 2019-01-01 江西洪都航空工业集团有限责任公司 A kind of overload-resistant electronics relief valve of undercarriage buffer

Also Published As

Publication number Publication date
KR920008002B1 (en) 1992-09-21
FR2601748A1 (en) 1988-01-22
NL192353B (en) 1997-02-03
ES2004643A6 (en) 1989-01-16
IT8721269A0 (en) 1987-07-14
AU7526587A (en) 1988-01-21
NL192353C (en) 1997-06-04
GB8716496D0 (en) 1987-08-19
ZA875096B (en) 1988-01-13
AU586570B2 (en) 1989-07-13
DE3723284A1 (en) 1988-01-21
NL8701652A (en) 1988-02-01
GR871085B (en) 1987-10-22
SE8702833L (en) 1988-01-16
CN87104851A (en) 1988-02-03
PH26990A (en) 1992-12-28
JPS6320603A (en) 1988-01-28
SE8702833D0 (en) 1987-07-10
NZ220980A (en) 1990-11-27
DK173181B1 (en) 2000-03-06
PT85326A (en) 1988-07-29
SE466321B (en) 1992-01-27
GB2192737A (en) 1988-01-20
DK353987D0 (en) 1987-07-09
FR2601748B1 (en) 1990-03-30
CN1009315B (en) 1990-08-22
CA1281609C (en) 1991-03-19
DE8709700U1 (en) 1988-01-21
IT1222025B (en) 1990-08-31
KR880001952A (en) 1988-04-28
CH677393A5 (en) 1991-05-15
BE1001187A5 (en) 1989-08-08
DK353987A (en) 1988-01-16
PT85326B (en) 1995-05-04

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Legal Events

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

Effective date: 20060714