CA2049685C - Detecteur de tension a grande impedance avec diviseur de tension capacitif - Google Patents

Detecteur de tension a grande impedance avec diviseur de tension capacitif

Info

Publication number: CA2049685C
Authority: CA; Canada
Prior art keywords: voltage; display; conductor; indicator; electrodes
Prior art date: 1991-08-22
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 - Fee Related

Application number

CA 2049685

Other languages

English (en)

Other versions

CA2049685A1 (fr

Inventor

Edmund O. Schweitzer, Jr.

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.)

Schweitzer Engineering Laboratories Inc

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.)

1991-08-22

Filing date

1991-08-22

Publication date

1999-09-21

1991-08-22 Application filed by Individual filed Critical Individual

1991-08-22 Priority to CA 2049685 priority Critical patent/CA2049685C/fr

1993-02-23 Publication of CA2049685A1 publication Critical patent/CA2049685A1/fr

1999-09-21 Application granted granted Critical

1999-09-21 Publication of CA2049685C publication Critical patent/CA2049685C/fr

2011-08-22 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

239000004020 conductor Substances 0.000 claims abstract description 48
239000003990 capacitor Substances 0.000 claims description 19
239000000463 material Substances 0.000 claims description 10
239000004973 liquid crystal related substance Substances 0.000 abstract description 9
230000008878 coupling Effects 0.000 description 7
238000010168 coupling process Methods 0.000 description 7
238000005859 coupling reaction Methods 0.000 description 7
230000005684 electric field Effects 0.000 description 6
238000010276 construction Methods 0.000 description 4
230000010287 polarization Effects 0.000 description 4
239000004988 Nematic liquid crystal Substances 0.000 description 3
238000010586 diagram Methods 0.000 description 2
239000011521 glass Substances 0.000 description 2
239000012212 insulator Substances 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
238000012544 monitoring process Methods 0.000 description 2
239000003973 paint Substances 0.000 description 2
239000004593 Epoxy Substances 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
230000000903 blocking effect Effects 0.000 description 1
238000004891 communication Methods 0.000 description 1
230000000295 complement effect Effects 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
239000013078 crystal Substances 0.000 description 1
238000010292 electrical insulation Methods 0.000 description 1
230000005669 field effect Effects 0.000 description 1
230000005484 gravity Effects 0.000 description 1
239000007788 liquid Substances 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012806 monitoring device Methods 0.000 description 1
239000002674 ointment Substances 0.000 description 1
239000004033 plastic Substances 0.000 description 1
238000004382 potting Methods 0.000 description 1
239000012858 resilient material Substances 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
230000000007 visual effect Effects 0.000 description 1

Landscapes

Measurement Of Current Or Voltage (AREA)

CA 2049685 1991-08-22 1991-08-22 Detecteur de tension a grande impedance avec diviseur de tension capacitif Expired - Fee Related CA2049685C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA 2049685 CA2049685C (fr)	1991-08-22	1991-08-22	Detecteur de tension a grande impedance avec diviseur de tension capacitif

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA 2049685 CA2049685C (fr)	1991-08-22	1991-08-22	Detecteur de tension a grande impedance avec diviseur de tension capacitif

Publications (2)

Publication Number	Publication Date
CA2049685A1 CA2049685A1 (fr)	1993-02-23
CA2049685C true CA2049685C (fr)	1999-09-21

Family

ID=4148234

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2049685 Expired - Fee Related CA2049685C (fr)	1991-08-22	1991-08-22	Detecteur de tension a grande impedance avec diviseur de tension capacitif

Country Status (1)

Country	Link
CA (1)	CA2049685C (fr)

1991
- 1991-08-22 CA CA 2049685 patent/CA2049685C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2049685A1 (fr)	1993-02-23

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Legal Events

Date	Code	Title	Description
1995-09-08	EEER	Examination request
2010-08-23	MKLA	Lapsed