IT1198860B - Dispositivo intecettore di microtrafilamenti,per evitare e/o segnalare perdite d'olio in impianti idraulici e per impieghi equivalenti - Google Patents

Dispositivo intecettore di microtrafilamenti,per evitare e/o segnalare perdite d'olio in impianti idraulici e per impieghi equivalenti

Info

Publication number
IT1198860B
IT1198860B IT09428/84A IT942884A IT1198860B IT 1198860 B IT1198860 B IT 1198860B IT 09428/84 A IT09428/84 A IT 09428/84A IT 942884 A IT942884 A IT 942884A IT 1198860 B IT1198860 B IT 1198860B
Authority
IT
Italy
Prior art keywords
microtrafilament
inteceptor
avoid
hydraulic systems
oil leaks
Prior art date
Application number
IT09428/84A
Other languages
English (en)
Other versions
IT8409428A0 (it
Inventor
Mario Gonzi
Original Assignee
Mario Gonzi
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 Mario Gonzi filed Critical Mario Gonzi
Priority to IT09428/84A priority Critical patent/IT1198860B/it
Publication of IT8409428A0 publication Critical patent/IT8409428A0/it
Priority to US06/741,228 priority patent/US4658856A/en
Priority to BR8502715A priority patent/BR8502715A/pt
Priority to EP85830137A priority patent/EP0171363A1/en
Priority to JP60122878A priority patent/JPS61129518A/ja
Priority to ES543968A priority patent/ES8607486A1/es
Application granted granted Critical
Publication of IT1198860B publication Critical patent/IT1198860B/it

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/08Means for indicating or recording, e.g. for remote indication
    • G01L19/12Alarms or signals
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B20/00Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/7722Line condition change responsive valves
    • Y10T137/7771Bi-directional flow valves
    • Y10T137/7779Axes of ports parallel
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/7722Line condition change responsive valves
    • Y10T137/7837Direct response valves [i.e., check valve type]
    • Y10T137/7904Reciprocating valves
    • Y10T137/7922Spring biased
    • Y10T137/7929Spring coaxial with valve
    • Y10T137/7939Head between spring and guide
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/8158With indicator, register, recorder, alarm or inspection means
    • Y10T137/8225Position or extent of motion indicator
    • Y10T137/8242Electrical

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measuring Arrangements Characterized By The Use Of Fluids (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Fluid-Pressure Circuits (AREA)
IT09428/84A 1984-06-08 1984-06-08 Dispositivo intecettore di microtrafilamenti,per evitare e/o segnalare perdite d'olio in impianti idraulici e per impieghi equivalenti IT1198860B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT09428/84A IT1198860B (it) 1984-06-08 1984-06-08 Dispositivo intecettore di microtrafilamenti,per evitare e/o segnalare perdite d'olio in impianti idraulici e per impieghi equivalenti
US06/741,228 US4658856A (en) 1984-06-08 1985-06-04 Microleaks intercepting apparatus for avoiding and/or signalling oil leakages in hydraulic plants and for equivalent uses
BR8502715A BR8502715A (pt) 1984-06-08 1985-06-05 Aparelho para controlar vazamentos de liquido em instalacoes de controles hidraulicos ou outras
EP85830137A EP0171363A1 (en) 1984-06-08 1985-06-05 Microleaks intercepting apparatus for avoiding and/or signalling oil leakages in hydraulic plants and for equivalent uses
JP60122878A JPS61129518A (ja) 1984-06-08 1985-06-07 油圧装置における油漏れの回避用、信号表示用あるいは同等な使用のための微少漏れ阻止装置
ES543968A ES8607486A1 (es) 1984-06-08 1985-06-07 Perfeccionamientos en los sistemas de control de perdidas deliquido en instalaciones de mandos hidraulicos y similares

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT09428/84A IT1198860B (it) 1984-06-08 1984-06-08 Dispositivo intecettore di microtrafilamenti,per evitare e/o segnalare perdite d'olio in impianti idraulici e per impieghi equivalenti

Publications (2)

Publication Number Publication Date
IT8409428A0 IT8409428A0 (it) 1984-06-08
IT1198860B true IT1198860B (it) 1988-12-21

Family

ID=11129998

Family Applications (1)

Application Number Title Priority Date Filing Date
IT09428/84A IT1198860B (it) 1984-06-08 1984-06-08 Dispositivo intecettore di microtrafilamenti,per evitare e/o segnalare perdite d'olio in impianti idraulici e per impieghi equivalenti

Country Status (6)

Country Link
US (1) US4658856A (it)
EP (1) EP0171363A1 (it)
JP (1) JPS61129518A (it)
BR (1) BR8502715A (it)
ES (1) ES8607486A1 (it)
IT (1) IT1198860B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5323142A (en) * 1991-07-17 1994-06-21 Dresser Industries, Inc. Accessory for detecting leaking of safety valves
JP3559849B2 (ja) 1993-07-30 2004-09-02 アイエムシーオーアール ファーマシューティカル カンパニー 超音波技術のための安定化された微小気泡組成物
US5798091A (en) 1993-07-30 1998-08-25 Alliance Pharmaceutical Corp. Stabilized gas emulsion containing phospholipid for ultrasound contrast enhancement
US5540909A (en) * 1994-09-28 1996-07-30 Alliance Pharmaceutical Corp. Harmonic ultrasound imaging with microbubbles
GB2321206B (en) * 1997-01-10 2001-05-09 Honda Motor Co Ltd Method and apparatus for testing functions of painting apparatus
RU2531480C1 (ru) * 2013-06-27 2014-10-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Поволжский государственный технологический университет" Отсечный клапан
CN104457630B (zh) * 2014-12-08 2017-02-22 西安航空动力控制科技有限公司 机械液压式位移测量装置
US11035482B2 (en) * 2019-01-31 2021-06-15 Scott Dale Follett Pressure relief valve

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2873760A (en) * 1958-01-06 1959-02-17 New York Air Brake Co Safety vavle
US3646906A (en) * 1968-02-01 1972-03-07 Purolator Products Inc Pressure indicator and surge control device
US3756273A (en) * 1971-11-22 1973-09-04 R Hengesbach Valve
US4063489A (en) * 1976-03-31 1977-12-20 J. I. Case Company Automatic hydraulic shut-off system
US4195552A (en) * 1976-12-03 1980-04-01 Mac Valves, Inc. Pressure reducer and flow control valve
US4376450A (en) * 1978-07-03 1983-03-15 Scovill Manufacturing Co. - Scovill, Inc. Valve position monitor and control system
EP0046748A4 (en) * 1980-02-22 1982-09-03 Caterpillar Tractor Co LEAK DETECTION APPARATUS.
US4350176A (en) * 1980-08-18 1982-09-21 Lace Donald A Check valve structure
US4356997A (en) * 1980-09-29 1982-11-02 Quality Valve And Machine Works, Inc. Flow control mechanism for high pressure wells
US4326558A (en) * 1980-11-24 1982-04-27 Deere & Company Steering system including accumulator for supplying emergency reserve of fluid
US4541455A (en) * 1983-12-12 1985-09-17 Tritec Industries, Inc. Automatic vent valve

Also Published As

Publication number Publication date
ES8607486A1 (es) 1986-06-16
JPS61129518A (ja) 1986-06-17
IT8409428A0 (it) 1984-06-08
BR8502715A (pt) 1986-02-12
US4658856A (en) 1987-04-21
EP0171363A1 (en) 1986-02-12
ES543968A0 (es) 1986-06-16

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