FI753036A7 - - Google Patents

Info

Publication number
FI753036A7
FI753036A7 FI753036A FI753036A FI753036A7 FI 753036 A7 FI753036 A7 FI 753036A7 FI 753036 A FI753036 A FI 753036A FI 753036 A FI753036 A FI 753036A FI 753036 A7 FI753036 A7 FI 753036A7
Authority
FI
Finland
Application number
FI753036A
Other languages
Finnish (fi)
Other versions
FI61083B (fi
FI61083C (fi
Inventor
Roydon B Cooper
Original Assignee
Pall Corp
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
Priority claimed from US05/519,732 external-priority patent/US3985652A/en
Application filed by Pall Corp filed Critical Pall Corp
Publication of FI753036A7 publication Critical patent/FI753036A7/fi
Publication of FI61083B publication Critical patent/FI61083B/fi
Application granted granted Critical
Publication of FI61083C publication Critical patent/FI61083C/fi

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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/12—Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/147—Bypass or safety valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/15—Bidirectional working filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/04—Special measures taken in connection with the properties of the fluid
    • F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
    • 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
    • F16K15/00—Check valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Fluid Mechanics (AREA)
  • Multiple-Way Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Safety Valves (AREA)
  • Filtration Of Liquid (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
FI753036A 1974-10-31 1975-10-30 Ventilanordning omfattande tvao koaxiella ventiler FI61083C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US51973274 1974-10-31
US05/519,732 US3985652A (en) 1973-05-01 1974-10-31 Dual coaxial bidirectional valves and filter assemblies and hydrostat systems containing the same

Publications (3)

Publication Number Publication Date
FI753036A7 true FI753036A7 (cg-RX-API-DMAC10.html) 1976-05-01
FI61083B FI61083B (fi) 1982-01-29
FI61083C FI61083C (fi) 1982-05-10

Family

ID=24069551

Family Applications (1)

Application Number Title Priority Date Filing Date
FI753036A FI61083C (fi) 1974-10-31 1975-10-30 Ventilanordning omfattande tvao koaxiella ventiler

Country Status (10)

Country Link
JP (1) JPS5916148B2 (cg-RX-API-DMAC10.html)
BR (1) BR7507173A (cg-RX-API-DMAC10.html)
CA (1) CA1019223A (cg-RX-API-DMAC10.html)
CH (1) CH609760A5 (cg-RX-API-DMAC10.html)
DK (1) DK154911C (cg-RX-API-DMAC10.html)
ES (1) ES442231A2 (cg-RX-API-DMAC10.html)
FI (1) FI61083C (cg-RX-API-DMAC10.html)
IT (1) IT1048373B (cg-RX-API-DMAC10.html)
SE (1) SE419792B (cg-RX-API-DMAC10.html)
ZA (1) ZA756798B (cg-RX-API-DMAC10.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111043108A (zh) * 2019-12-25 2020-04-21 深圳市群卜鸿科技有限公司 一种具有杂质过滤功能的工作稳定的液压站

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3289841A (en) * 1962-12-26 1966-12-06 Michigan Dynamics Inc Bidirectional filter
US3322281A (en) * 1964-08-07 1967-05-30 Gen Electric Filter assembly having plural check valves

Also Published As

Publication number Publication date
ZA756798B (en) 1976-10-27
BR7507173A (pt) 1976-08-10
DK488375A (da) 1976-05-01
JPS5195672A (cg-RX-API-DMAC10.html) 1976-08-21
AU8615075A (en) 1977-05-05
DK154911B (da) 1989-01-02
IT1048373B (it) 1980-11-20
SE419792B (sv) 1981-08-24
DK154911C (da) 1989-05-29
ES442231A2 (es) 1977-09-01
CH609760A5 (en) 1979-03-15
JPS5916148B2 (ja) 1984-04-13
FI61083B (fi) 1982-01-29
FI61083C (fi) 1982-05-10
CA1019223A (en) 1977-10-18
SE7512084L (sv) 1976-05-03

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: PALL CORPORATION