BE796880A - IMPROVEMENTS RELATED TO ELECTRICAL EQUIPMENT - Google Patents

IMPROVEMENTS RELATED TO ELECTRICAL EQUIPMENT

Info

Publication number: BE796880A
Authority: BE; Belgium
Prior art keywords: electrical equipment; improvements related; electrical; equipment
Prior art date: 1972-03-16

Application number

BE128881A

Other languages

French (fr)

Inventor

G Caton

Original Assignee

Yorkshire Switchgear & Eng Co

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.)

1972-03-16

Filing date

1973-03-16

Publication date

1973-07-16

1973-03-16 Application filed by Yorkshire Switchgear & Eng Co filed Critical Yorkshire Switchgear & Eng Co

1973-07-16 Publication of BE796880A publication Critical patent/BE796880A/en

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/68—Liquid-break switches, e.g. oil-break
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor

BE128881A 1972-03-16 1973-03-16 IMPROVEMENTS RELATED TO ELECTRICAL EQUIPMENT BE796880A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB1248372A GB1418639A (en)	1972-03-16	1972-03-16	Electrical swtichgear

Publications (1)

Publication Number	Publication Date
BE796880A true BE796880A (en)	1973-07-16

Family

ID=10005440

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE128881A BE796880A (en)	1972-03-16	1973-03-16	IMPROVEMENTS RELATED TO ELECTRICAL EQUIPMENT

Country Status (16)

Country	Link
US (1)	US3833780A (en)
JP (1)	JPS492060A (en)
AU (1)	AU470662B2 (en)
BE (1)	BE796880A (en)
CA (1)	CA978248A (en)
CH (1)	CH582417A5 (en)
DE (1)	DE2312759C3 (en)
DK (1)	DK143824C (en)
FR (1)	FR2176083B1 (en)
GB (1)	GB1418639A (en)
IT (1)	IT980613B (en)
MY (1)	MY7700296A (en)
NL (1)	NL167269C (en)
NO (1)	NO135048C (en)
SE (1)	SE377221B (en)
ZA (1)	ZA731485B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL120901C (en) *	1963-05-17
DE1254755B (en) *	1964-11-14	1967-11-23	Reinhausen Maschf Scheubeck	Permanent main contact for diverter switch of step transformers
US3469043A (en) *	1967-07-19	1969-09-23	Ite Imperial Corp	Dual mode circuit breaker withdrawal mechanism

1972
- 1972-03-16 GB GB1248372A patent/GB1418639A/en not_active Expired
1973
- 1973-03-02 ZA ZA731485A patent/ZA731485B/en unknown
- 1973-03-12 US US00340303A patent/US3833780A/en not_active Expired - Lifetime
- 1973-03-13 JP JP48029335A patent/JPS492060A/ja active Pending
- 1973-03-13 NO NO993/73A patent/NO135048C/no unknown
- 1973-03-14 DE DE2312759A patent/DE2312759C3/en not_active Expired
- 1973-03-15 FR FR7309248A patent/FR2176083B1/fr not_active Expired
- 1973-03-15 CA CA166,156A patent/CA978248A/en not_active Expired
- 1973-03-15 NL NL7303620.A patent/NL167269C/en not_active IP Right Cessation
- 1973-03-15 CH CH377073A patent/CH582417A5/xx not_active IP Right Cessation
- 1973-03-15 DK DK141773A patent/DK143824C/en not_active IP Right Cessation
- 1973-03-15 IT IT67753/73A patent/IT980613B/en active
- 1973-03-16 BE BE128881A patent/BE796880A/en not_active IP Right Cessation
- 1973-03-16 SE SE7303696A patent/SE377221B/xx unknown
- 1973-03-16 AU AU53407/73A patent/AU470662B2/en not_active Expired
1977
- 1977-12-30 MY MY296/77A patent/MY7700296A/en unknown

Also Published As

Publication number	Publication date
AU5340773A (en)	1974-09-19
NO135048C (en)	1977-01-26
NO135048B (en)	1976-10-18
DK143824C (en)	1982-03-29
DK143824B (en)	1981-10-12
NL7303620A (en)	1973-09-18
CA978248A (en)	1975-11-18
MY7700296A (en)	1977-12-31
IT980613B (en)	1974-10-10
DE2312759C3 (en)	1978-11-30
DE2312759A1 (en)	1973-09-27
GB1418639A (en)	1975-12-24
NL167269C (en)	1981-11-16
FR2176083B1 (en)	1977-09-02
US3833780A (en)	1974-09-03
FR2176083A1 (en)	1973-10-26
AU470662B2 (en)	1976-03-25
JPS492060A (en)	1974-01-09
SE377221B (en)	1975-06-23
DE2312759B2 (en)	1978-04-06
ZA731485B (en)	1973-12-19
CH582417A5 (en)	1976-11-30
NL167269B (en)	1981-06-16

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BE796879A (en)	1973-07-16	IMPROVEMENTS RELATED TO ELECTRICAL EQUIPMENT
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Legal Events

Date

Code

Title

Description

1986-09-30

RE

Patent lapsed

Owner name: YS SECURITIES LTD

Effective date: 19860331