AU2454977A - Calibrating-pressure switches at extra low pressure settings - Google Patents

Calibrating-pressure switches at extra low pressure settings

Info

Publication number
AU2454977A
AU2454977A AU24549/77A AU2454977A AU2454977A AU 2454977 A AU2454977 A AU 2454977A AU 24549/77 A AU24549/77 A AU 24549/77A AU 2454977 A AU2454977 A AU 2454977A AU 2454977 A AU2454977 A AU 2454977A
Authority
AU
Australia
Prior art keywords
calibrating
extra low
pressure
settings
low pressure
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
AU24549/77A
Other versions
AU504926B2 (en
Inventor
La. Jones W. H Holze
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.)
Eaton Corp
Original Assignee
Eaton 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 to US00408787A priority Critical patent/US3846600A/en
Priority to CA210,980A priority patent/CA1042509A/en
Priority to AU74541/74A priority patent/AU484713B2/en
Priority to JP49122325A priority patent/JPS5067975A/ja
Application filed by Eaton Corp filed Critical Eaton Corp
Priority to AU24549/77A priority patent/AU504926B2/en
Publication of AU2454977A publication Critical patent/AU2454977A/en
Priority to US05/916,992 priority patent/USRE30207E/en
Application granted granted Critical
Publication of AU504926B2 publication Critical patent/AU504926B2/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
    • H01H35/26—Details
    • H01H35/2607—Means for adjustment of "ON" or "OFF" operating pressure
    • H01H35/2614—Means for adjustment of "ON" or "OFF" operating pressure by varying the bias on the pressure sensitive element

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
AU24549/77A 1973-10-23 1977-04-22 Calibrating-pressure switches at extra low pressure settings Expired AU504926B2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US00408787A US3846600A (en) 1973-10-23 1973-10-23 Means for calibrating pressure switches at extra-low pressure settings
CA210,980A CA1042509A (en) 1973-10-23 1974-10-08 Means for calibrating pressure switches at extra-low pressure settings
AU74541/74A AU484713B2 (en) 1973-10-23 1974-10-21 Means for calibrating pressure switches at extra-low pressure settings
JP49122325A JPS5067975A (en) 1973-10-23 1974-10-23
AU24549/77A AU504926B2 (en) 1973-10-23 1977-04-22 Calibrating-pressure switches at extra low pressure settings
US05/916,992 USRE30207E (en) 1973-10-23 1978-06-19 Means for calibrating pressure switches at extra-low pressure settings

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US00408787A US3846600A (en) 1973-10-23 1973-10-23 Means for calibrating pressure switches at extra-low pressure settings
US73729376A 1976-11-01 1976-11-01
AU24549/77A AU504926B2 (en) 1973-10-23 1977-04-22 Calibrating-pressure switches at extra low pressure settings
US05/916,992 USRE30207E (en) 1973-10-23 1978-06-19 Means for calibrating pressure switches at extra-low pressure settings

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU74541/74A Division AU484713B2 (en) 1973-10-23 1974-10-21 Means for calibrating pressure switches at extra-low pressure settings

Publications (2)

Publication Number Publication Date
AU2454977A true AU2454977A (en) 1977-12-08
AU504926B2 AU504926B2 (en) 1979-11-01

Family

ID=27422781

Family Applications (1)

Application Number Title Priority Date Filing Date
AU24549/77A Expired AU504926B2 (en) 1973-10-23 1977-04-22 Calibrating-pressure switches at extra low pressure settings

Country Status (4)

Country Link
US (2) US3846600A (en)
JP (1) JPS5067975A (en)
AU (1) AU504926B2 (en)
CA (1) CA1042509A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4024364A (en) * 1975-11-28 1977-05-17 Eaton Corporation Pressure switch mechanism and cam stop arrangement therefor
US4109121A (en) * 1976-07-22 1978-08-22 Robertshaw Controls Company Electrical switch construction and method of making the same
WO1979001143A1 (en) * 1978-05-30 1979-12-27 Eaton Corp Calibration mechanism for a pressure switch
US4262178A (en) * 1978-05-30 1981-04-14 Eaton Corporation Calibration mechanism for a pressure switch
JPS635153Y2 (en) * 1980-11-08 1988-02-12
US4755639A (en) * 1987-10-28 1988-07-05 Eaton Corporation Pressure switch with calibration tab
US4947674A (en) * 1988-09-07 1990-08-14 Commonwealth Edison Limit switch calibration system
US7441439B2 (en) * 2005-02-07 2008-10-28 Richard Dean Mc Farland Portable pressure switch calibration and diagnostic tool
US9640344B2 (en) 2014-02-07 2017-05-02 Good Day Tools Llc Portable pressure switch calibration and diagnostic tool

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2375387A (en) * 1941-10-31 1945-05-08 Cutler Hammer Inc Circuit controlling device
US2919321A (en) * 1957-09-30 1959-12-29 Tait Mfg Co The Pressure differential responsive snapacting control for pumps and the like
US3046368A (en) * 1960-03-31 1962-07-24 Penn Controls Compressor unloader
US3600536A (en) * 1969-12-22 1971-08-17 Controls Co Of America Calibrating pressure switches at extra low-pressure setting
IT964065B (en) * 1971-08-24 1974-01-21 Actuated Controls Ltd IMPROVEMENTS TO PRESSURE SENSITIVE SWITCHES
US3845265A (en) * 1973-07-02 1974-10-29 Controls Co Of America Low profile pressure switch with plunger adjusting means

Also Published As

Publication number Publication date
JPS5067975A (en) 1975-06-06
CA1042509A (en) 1978-11-14
AU7454174A (en) 1976-04-29
USRE30207E (en) 1980-02-05
US3846600A (en) 1974-11-05
AU504926B2 (en) 1979-11-01

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