FR871775A - Relais à courant continu polarisé pour signalisation - Google Patents
Relais à courant continu polarisé pour signalisationInfo
- Publication number
- FR871775A FR871775A FR871775DA FR871775A FR 871775 A FR871775 A FR 871775A FR 871775D A FR871775D A FR 871775DA FR 871775 A FR871775 A FR 871775A
- Authority
- FR
- France
- Prior art keywords
- signaling
- direct current
- current relay
- polarized direct
- polarized
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/22—Polarised relays
- H01H51/2236—Polarised relays comprising pivotable armature, pivoting at extremity or bending point of armature
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR871775T | 1940-12-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR871775A true FR871775A (fr) | 1942-05-09 |
Family
ID=9358058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR871775D Expired FR871775A (fr) | 1940-12-30 | 1940-12-30 | Relais à courant continu polarisé pour signalisation |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE442931A (fr) |
FR (1) | FR871775A (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2806183A (en) * | 1952-11-27 | 1957-09-10 | British Thomson Houston Co Ltd | Electro-magnetic control devices |
US8668403B2 (en) | 2008-01-22 | 2014-03-11 | Brock Usa, Llc | Load supporting panel having impact absorbing structure |
US9567714B2 (en) | 2007-01-19 | 2017-02-14 | Brock Usa, Llc | Structural underlayment support system and panel for use with paving and flooring elements |
US10060082B2 (en) | 2016-05-18 | 2018-08-28 | Brock Usa, Llc | Base for turf system with vertical support extensions at panel edges |
USD866800S1 (en) | 2015-10-26 | 2019-11-12 | Brock Usa, Llc | Turf underlayment |
-
0
- BE BE442931D patent/BE442931A/xx unknown
-
1940
- 1940-12-30 FR FR871775D patent/FR871775A/fr not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2806183A (en) * | 1952-11-27 | 1957-09-10 | British Thomson Houston Co Ltd | Electro-magnetic control devices |
US9567714B2 (en) | 2007-01-19 | 2017-02-14 | Brock Usa, Llc | Structural underlayment support system and panel for use with paving and flooring elements |
US9631326B2 (en) | 2007-01-19 | 2017-04-25 | Brock Usa, Llc | Underlayment panel having drainage channels |
US8668403B2 (en) | 2008-01-22 | 2014-03-11 | Brock Usa, Llc | Load supporting panel having impact absorbing structure |
US8967906B2 (en) | 2008-01-22 | 2015-03-03 | Brock Usa, Llc | Underlayment panel having drainage channels |
US9394651B2 (en) | 2008-01-22 | 2016-07-19 | Brock Usa, Llc | Underlayment panel having drainage channels |
USD866800S1 (en) | 2015-10-26 | 2019-11-12 | Brock Usa, Llc | Turf underlayment |
US10060082B2 (en) | 2016-05-18 | 2018-08-28 | Brock Usa, Llc | Base for turf system with vertical support extensions at panel edges |
Also Published As
Publication number | Publication date |
---|---|
BE442931A (fr) |
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