[go: up one dir, main page]

FR845835A - Improvements to electrical switches - Google Patents

Improvements to electrical switches

Info

Publication number
FR845835A
FR845835A FR845835DA FR845835A FR 845835 A FR845835 A FR 845835A FR 845835D A FR845835D A FR 845835DA FR 845835 A FR845835 A FR 845835A
Authority
FR
France
Prior art keywords
electrical switches
switches
electrical
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
Other languages
French (fr)
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.)
CBS Corp
Original Assignee
Westinghouse Electric and Manufacturing 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.)
Filing date
Publication date
Application filed by Westinghouse Electric and Manufacturing Co filed Critical Westinghouse Electric and Manufacturing Co
Application granted granted Critical
Publication of FR845835A publication Critical patent/FR845835A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/38—Means for extinguishing or suppressing arc
    • H01H85/42—Means for extinguishing or suppressing arc using an arc-extinguishing gas
    • 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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
FR845835D 1937-11-12 1938-11-08 Improvements to electrical switches Expired FR845835A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US174194A US2184760A (en) 1937-11-12 1937-11-12 Circuit interrupter

Publications (1)

Publication Number Publication Date
FR845835A true FR845835A (en) 1939-09-04

Family

ID=22635214

Family Applications (1)

Application Number Title Priority Date Filing Date
FR845835D Expired FR845835A (en) 1937-11-12 1938-11-08 Improvements to electrical switches

Country Status (3)

Country Link
US (1) US2184760A (en)
DE (1) DE759476C (en)
FR (1) FR845835A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3178537A (en) * 1965-04-13 Circuit interrupter having improved condenser for cooling the products of arcing
DE1154171B (en) * 1959-03-25 1963-09-12 Siemens Ag Switch disconnectors
US3588606A (en) * 1968-10-01 1971-06-28 Westinghouse Electric Corp Electrical inductive apparatus
US3575683A (en) * 1969-09-15 1971-04-20 S & C Electric Co Plug-in expulsion fuse with seal between exhaust terminal and stationary contact sleeve

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE644970C (en) * 1931-10-19 1937-05-19 Const Electr De Delle Sa Atel Outlet device for the gases from pressurized gas switches
DE629585C (en) * 1933-11-11 1936-05-07 Aeg Compressed gas switch with silencer
DE640244C (en) * 1934-05-08 1936-12-28 Const Electr De Delle Sa Atel Fuse, especially for high breaking capacity

Also Published As

Publication number Publication date
DE759476C (en) 1953-03-09
US2184760A (en) 1939-12-26

Similar Documents

Publication Publication Date Title
FR814518A (en) Improvements made to electrical switches
FR862634A (en) Improvements to electrical switches
FR838465A (en) Improvements to circuit breakers
FR840827A (en) Improvements to electrical switches
FR860345A (en) Improvements made to electrical switches
FR858325A (en) Improvements to electrical switches
FR820647A (en) Improvements to electrical switches
FR836895A (en) Improvements to electrical switches
FR842904A (en) Improvements made to electric cables
FR850075A (en) Improvements to electrical switches
FR832772A (en) Improvements to electrical switches
FR845835A (en) Improvements to electrical switches
FR867565A (en) Improvements made to electrical switches
FR863388A (en) Improvements to electrical switches
FR837964A (en) Improvements to circuit breakers
FR830489A (en) Electrical switches
FR826148A (en) Improvements to electrical switches
FR49205E (en) Improvements to electrical switches
FR834615A (en) Improvements to electrical switches
FR861907A (en) Improvements to electrical switches
FR840077A (en) Improvements to electrical contactors
FR833874A (en) Improvements to electric watches
FR846010A (en) Improvements to armored electrical switches
FR830164A (en) Improvements to electrical switches
FR826146A (en) Improvements made to electrical switches