FR878452A - Contact électrique - Google Patents

Contact électrique

Info

Publication number: FR878452A
Authority: FR; France
Prior art keywords: electric contact; electric; contact
Prior art date: 1941-01-27
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

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.)

WC Heraus GmbH and Co KG

Original Assignee

WC Heraus GmbH and Co KG

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.)

1941-01-27

Filing date

1942-01-14

Publication date

1943-01-21

1942-01-14 Application filed by WC Heraus GmbH and Co KG filed Critical WC Heraus GmbH and Co KG

1943-01-21 Application granted granted Critical

1943-01-21 Publication of FR878452A publication Critical patent/FR878452A/fr

Status Expired legal-status Critical Current

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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/02—Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/021—Composite material
- H01H1/023—Composite material having a noble metal as the basic material

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Chemical & Material Sciences (AREA)
Composite Materials (AREA)
Materials Engineering (AREA)

FR878452D 1941-01-27 1942-01-14 Contact électrique Expired FR878452A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE270141X		1941-01-27

Publications (1)

Publication Number	Publication Date
FR878452A true FR878452A (fr)	1943-01-21

Family

ID=5998712

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
FR878452D Expired FR878452A (fr)	1941-01-27	1942-01-14	Contact électrique
FR878661D Expired FR878661A (fr)	1941-01-27	1942-01-23	Interrupteur électrique de courant en particulier disjoncteur avec extinction d'arc au moyen d'un milieu sous pression

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
FR878661D Expired FR878661A (fr)	1941-01-27	1942-01-23	Interrupteur électrique de courant en particulier disjoncteur avec extinction d'arc au moyen d'un milieu sous pression

Country Status (4)

Country	Link
BE (1)	BE443976A (fr)
CH (4)	CH225996A (fr)
FR (2)	FR878452A (fr)
NL (1)	NL104620B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP3024006A1 (fr) *	2014-11-19	2016-05-25	Omron Corporation	Interrupteur de fin de course

0
- BE BE443976D patent/BE443976A/xx unknown
- NL NL104620D patent/NL104620B/xx unknown
1941
- 1941-12-15 CH CH225996D patent/CH225996A/de unknown
- 1941-12-22 CH CH225449D patent/CH225449A/de unknown
- 1941-12-23 CH CH226495D patent/CH226495A/de unknown
1942
- 1942-01-08 CH CH225044D patent/CH225044A/de unknown
- 1942-01-14 FR FR878452D patent/FR878452A/fr not_active Expired
- 1942-01-23 FR FR878661D patent/FR878661A/fr not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP3024006A1 (fr) *	2014-11-19	2016-05-25	Omron Corporation	Interrupteur de fin de course
US9859067B2 (en)	2014-11-19	2018-01-02	Omron Corporation	Limit switch

Also Published As

Publication number	Publication date
CH225449A (de)	1943-01-31
CH225044A (de)	1942-12-31
BE443976A (fr)
FR878661A (fr)	1943-01-27
NL104620B (fr)
CH225996A (de)	1943-03-15
CH226495A (de)	1943-04-15

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