NL6702238A - - Google Patents

Info

Publication number
NL6702238A
NL6702238A NL6702238A NL6702238A NL6702238A NL 6702238 A NL6702238 A NL 6702238A NL 6702238 A NL6702238 A NL 6702238A NL 6702238 A NL6702238 A NL 6702238A NL 6702238 A NL6702238 A NL 6702238A
Authority
NL
Netherlands
Application number
NL6702238A
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 US528203A external-priority patent/US3357638A/en
Priority claimed from US543287A external-priority patent/US3368751A/en
Application filed filed Critical
Publication of NL6702238A publication Critical patent/NL6702238A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
    • 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0058—Optical means, e.g. light transmission, observation ports
    • 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0066—Hydraulic or pneumatic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details 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
    • G01L19/08—Means for indicating or recording, e.g. for remote indication
    • G01L19/12—Alarms or signals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Measuring Fluid Pressure (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
NL6702238A 1966-02-17 1967-02-14 NL6702238A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US528203A US3357638A (en) 1966-02-17 1966-02-17 Control apparatus
US543287A US3368751A (en) 1966-04-18 1966-04-18 Control apparatus

Publications (1)

Publication Number Publication Date
NL6702238A true NL6702238A (en) 1967-08-18

Family

ID=27062645

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6702238A NL6702238A (en) 1966-02-17 1967-02-14

Country Status (6)

Country Link
JP (1) JPS4828118B1 (en)
DE (1) DE1648502C3 (en)
FR (1) FR1516293A (en)
GB (1) GB1125516A (en)
NL (1) NL6702238A (en)
SE (1) SE336290B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS529993U (en) * 1975-07-08 1977-01-24
DE3107974C2 (en) * 1981-03-03 1984-09-27 Knecht Filterwerke Gmbh, 7000 Stuttgart Differential pressure indicator for air filters
DE3520073A1 (en) * 1985-06-04 1986-12-04 Samson Ag, 6000 Frankfurt Differential pressure display unit for pneumatic control systems, in particular for switching over from manual operation to automatic operation
GB2317490B (en) * 1996-09-19 2000-05-03 Ivan Nicholas White Display apparatus

Also Published As

Publication number Publication date
GB1125516A (en) 1968-08-28
SE336290B (en) 1971-06-28
DE1648502A1 (en) 1971-04-08
DE1648502C3 (en) 1975-12-11
JPS4828118B1 (en) 1973-08-29
DE1648502B2 (en) 1975-04-24
FR1516293A (en) 1968-03-08

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