FR1516293A - Pneumatic signaling device by juxtaposed elements - Google Patents

Pneumatic signaling device by juxtaposed elements

Info

Publication number
FR1516293A
FR1516293A FR95127A FR95127A FR1516293A FR 1516293 A FR1516293 A FR 1516293A FR 95127 A FR95127 A FR 95127A FR 95127 A FR95127 A FR 95127A FR 1516293 A FR1516293 A FR 1516293A
Authority
FR
France
Prior art keywords
signaling device
juxtaposed elements
pneumatic signaling
pneumatic
juxtaposed
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
Application number
FR95127A
Other languages
French (fr)
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.)
Honeywell Inc
Original Assignee
Honeywell Inc
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 by Honeywell Inc filed Critical Honeywell Inc
Application granted granted Critical
Publication of FR1516293A publication Critical patent/FR1516293A/en
Expired legal-status Critical Current

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
FR95127A 1966-02-17 1967-02-16 Pneumatic signaling device by juxtaposed elements Expired FR1516293A (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
FR1516293A true FR1516293A (en) 1968-03-08

Family

ID=27062645

Family Applications (1)

Application Number Title Priority Date Filing Date
FR95127A Expired FR1516293A (en) 1966-02-17 1967-02-16 Pneumatic signaling device by juxtaposed elements

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
JPS4828118B1 (en) 1973-08-29
DE1648502A1 (en) 1971-04-08
GB1125516A (en) 1968-08-28
DE1648502B2 (en) 1975-04-24
SE336290B (en) 1971-06-28
DE1648502C3 (en) 1975-12-11
NL6702238A (en) 1967-08-18

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