AU7305774A - Cyclic pressure responsive means with plural diaphragms - Google Patents

Cyclic pressure responsive means with plural diaphragms

Info

Publication number
AU7305774A
AU7305774A AU73057/74A AU7305774A AU7305774A AU 7305774 A AU7305774 A AU 7305774A AU 73057/74 A AU73057/74 A AU 73057/74A AU 7305774 A AU7305774 A AU 7305774A AU 7305774 A AU7305774 A AU 7305774A
Authority
AU
Australia
Prior art keywords
pressure responsive
responsive means
cyclic pressure
plural diaphragms
diaphragms
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
AU73057/74A
Other versions
AU485655B2 (en
Inventor
E. Nelson Robert
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.)
Roberte Nelson
Original Assignee
Roberte Nelson
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 Roberte Nelson filed Critical Roberte Nelson
Application granted granted Critical
Publication of AU485655B2 publication Critical patent/AU485655B2/en
Publication of AU7305774A publication Critical patent/AU7305774A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/242—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow operated by one particular pressure-time function
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
    • G01F23/16—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid
    • G01F23/164—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid using a diaphragm, bellow as transmitting element
AU73057/74A 1974-09-06 Cyclic pressure responsive means with plural diaphragms Expired AU485655B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US395520A US3859484A (en) 1973-09-10 1973-09-10 Cyclic pressure switch with plural diaphrams

Publications (2)

Publication Number Publication Date
AU485655B2 AU485655B2 (en) 1976-03-11
AU7305774A true AU7305774A (en) 1976-03-11

Family

ID=

Also Published As

Publication number Publication date
JPS51124462A (en) 1976-10-29
FR2243429A1 (en) 1975-04-04
GB1459607A (en) 1976-12-22
CH594238A5 (en) 1977-12-30
ZA745275B (en) 1975-08-27
BE819691A (en) 1974-12-31
FR2243429B3 (en) 1977-06-17
CA1020053A (en) 1977-11-01
DE2443236A1 (en) 1975-03-20
US3859484A (en) 1975-01-07

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