CA997447A - Float type liquid level switch - Google Patents

Float type liquid level switch

Info

Publication number: CA997447A
Authority: CA; Canada
Prior art keywords: liquid level; type liquid; level switch; float type; float
Prior art date: 1972-05-18
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

CA142,635A

Other versions

CA142635S (en

Inventor

Arthur G. Paradis

Guy B. Paradis

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.)

Individual

Original Assignee

Individual

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.)

1972-05-18

Filing date

1972-05-18

Publication date

1976-09-21

1972-05-18 Application filed by Individual filed Critical Individual

1972-05-18 Priority to CA142,635A priority Critical patent/CA997447A/en

1973-05-04 Priority to US357398A priority patent/US3864538A/en

1976-09-21 Application granted granted Critical

1976-09-21 Publication of CA997447A publication Critical patent/CA997447A/en

Status Expired legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H29/00—Switches having at least one liquid contact
- H01H29/20—Switches having at least one liquid contact operated by tilting contact-liquid container
- H01H29/22—Switches having at least one liquid contact operated by tilting contact-liquid container wherein contact is made and broken between liquid and solid
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/18—Switches operated by change of liquid level or of liquid density, e.g. float switch
- H01H35/186—Switches operated by change of liquid level or of liquid density, e.g. float switch making use of a cable suspended floater containing an inclination sensing switch

CA142,635A 1972-05-18 1972-05-18 Float type liquid level switch Expired CA997447A (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
CA142,635A CA997447A (en)	1972-05-18	1972-05-18	Float type liquid level switch
US357398A US3864538A (en)	1972-05-18	1973-05-04	Float type liquid level switch

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA142,635A CA997447A (en)	1972-05-18	1972-05-18	Float type liquid level switch

Publications (1)

Publication Number	Publication Date
CA997447A true CA997447A (en)	1976-09-21

Family

ID=4093320

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA142,635A Expired CA997447A (en)	1972-05-18	1972-05-18	Float type liquid level switch

Country Status (2)

Country	Link
US (1)	US3864538A (en)
CA (1)	CA997447A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4302641A (en) *	1980-05-12	1981-11-24	S. J. Electro Systems, Inc.	Float switches with wide differential
US5089676A (en) *	1989-05-16	1992-02-18	Magnetrol International Incorporated	Liquid level float switch
GR910100436A (en) *	1991-10-23	1993-06-30	Stayros Lalizas	Device for the automatic control of the liquids level
US5824980A (en) *	1992-04-28	1998-10-20	Itt Flygt Ab	Switch-actuating, liquid-level sensor
US5814780A (en) *	1996-09-25	1998-09-29	Rule Industries, Inc.	Pivotable float switch within a housing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1941815A (en) *	1929-07-08	1934-01-02	Ivan G Ringstrom	Fluid pressure operated device
US3045084A (en) *	1959-09-22	1962-07-17	Sperowitz Seymour	Float switch
US3393283A (en) *	1966-03-29	1968-07-16	Inreco Ab	Liquid level switch with a two-piece float body of flexible material with a two-piece rigid liner member

1972
- 1972-05-18 CA CA142,635A patent/CA997447A/en not_active Expired
1973
- 1973-05-04 US US357398A patent/US3864538A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US3864538A (en)	1975-02-04

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