SE373923B - - Google Patents

Info

Publication number
SE373923B
SE373923B SE7113020A SE1302071A SE373923B SE 373923 B SE373923 B SE 373923B SE 7113020 A SE7113020 A SE 7113020A SE 1302071 A SE1302071 A SE 1302071A SE 373923 B SE373923 B SE 373923B
Authority
SE
Sweden
Application number
SE7113020A
Inventor
H W Westwood
Original Assignee
Darenth Weighing Equipment 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 Darenth Weighing Equipment Ltd filed Critical Darenth Weighing Equipment Ltd
Publication of SE373923B publication Critical patent/SE373923B/xx

Links

Classifications

    • 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
    • F15B5/00Transducers converting variations of physical quantities, e.g. expressed by variations in positions of members, into fluid-pressure variations or vice versa; Varying fluid pressure as a function of variations of a plurality of fluid pressures or variations of other quantities
    • 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
    • F16K17/00Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/06Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure
    • F16K17/065Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure with differential piston
    • 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
    • Y10T137/2278Pressure modulating relays or followers
    • 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]
    • Y10T137/785With retarder or dashpot
    • Y10T137/7851End of valve forms dashpot chamber
    • 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]
    • Y10T137/785With retarder or dashpot
    • Y10T137/7852End of valve moves inside dashpot chamber

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Motor Or Generator Frames (AREA)
  • Vibration Prevention Devices (AREA)
  • Fluid-Damping Devices (AREA)
SE7113020A 1970-10-15 1971-10-14 SE373923B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4909370 1970-10-15

Publications (1)

Publication Number Publication Date
SE373923B true SE373923B (it) 1975-02-17

Family

ID=10451120

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7113020A SE373923B (it) 1970-10-15 1971-10-14

Country Status (11)

Country Link
US (1) US3789873A (it)
AU (1) AU467334B2 (it)
BE (1) BE774015A (it)
CA (1) CA935659A (it)
CH (1) CH551567A (it)
DE (1) DE2150911A1 (it)
FR (1) FR2110442B1 (it)
GB (1) GB1350918A (it)
IT (1) IT939556B (it)
NL (1) NL7114068A (it)
SE (1) SE373923B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3713974A1 (de) * 1987-04-25 1988-11-10 Sempell Rhein Armaturen Federbelastetes sicherheitsventil
JP2762297B2 (ja) * 1989-04-17 1998-06-04 グラム株式会社 体重等測定方法
US5232062A (en) * 1991-10-15 1993-08-03 Tadea Limited Viscous damping apparatus for damping load cells of weighing devices

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US957311A (en) * 1908-11-07 1910-05-10 George M Davis Regulator Company Stop and check valve.
FR411366A (fr) * 1910-01-07 1910-06-15 Ets De Dion Bouton Soupape automatique avec frein réglable
US1294002A (en) * 1916-03-10 1919-02-11 Bishop Babcock Becker Company Valve.
US1503357A (en) * 1922-04-07 1924-07-29 William B Ensign Governor valve
US2917076A (en) * 1955-09-06 1959-12-15 Abington Textile Mach Works Surge control device and pneumatic systems containing the same
US3108649A (en) * 1960-01-28 1963-10-29 Hamilton Thomas William Weighing machines
US3086550A (en) * 1960-10-28 1963-04-23 Albert K Cummings Slush pump valve with air cushioned valve head
US3130746A (en) * 1962-05-15 1964-04-28 Charles G Viner Bi-directional check valves
US3180453A (en) * 1963-08-16 1965-04-27 Kayaba Industry Co Ltd Valve device of an oil damper for suspension of a wheel of a vehicle
CH492961A (de) * 1969-02-28 1970-06-30 Wirth Gallo & Co Elektrischer Massen- oder Kraftmesser

Also Published As

Publication number Publication date
BE774015A (fr) 1972-04-17
NL7114068A (it) 1972-04-18
FR2110442B1 (it) 1976-07-23
CA935659A (en) 1973-10-23
IT939556B (it) 1973-02-10
GB1350918A (en) 1974-04-24
US3789873A (en) 1974-02-05
DE2150911A1 (de) 1972-04-20
AU467334B2 (en) 1975-11-27
FR2110442A1 (it) 1972-06-02
AU3686871A (en) 1973-06-21
CH551567A (fr) 1974-07-15

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