CA961132A - Commutating circuit - Google Patents
Commutating circuitInfo
- Publication number
- CA961132A CA961132A CA134,287A CA134287A CA961132A CA 961132 A CA961132 A CA 961132A CA 134287 A CA134287 A CA 134287A CA 961132 A CA961132 A CA 961132A
- Authority
- CA
- Canada
- Prior art keywords
- commutating circuit
- commutating
- circuit
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L29/00—Safety means for rail/road crossing traffic
- B61L29/24—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning
- B61L29/28—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated
- B61L29/288—Wiring diagram of the signal control circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region
- H03K17/722—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region with galvanic isolation between the control circuit and the output circuit
- H03K17/723—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region with galvanic isolation between the control circuit and the output circuit using transformer coupling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11531571A | 1971-02-16 | 1971-02-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA961132A true CA961132A (en) | 1975-01-14 |
Family
ID=22360577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA134,287A Expired CA961132A (en) | 1971-02-16 | 1972-02-09 | Commutating circuit |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3694695A (en) |
| CA (1) | CA961132A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4687950A (en) * | 1986-03-14 | 1987-08-18 | General Electric Company | Thyristor commutation circuit |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3273046A (en) * | 1961-05-08 | 1966-09-13 | Gen Electric | Inverter circuits with independent commutation circuits |
| US3283206A (en) * | 1961-07-20 | 1966-11-01 | Westinghouse Air Brake Co | Electronic switching system |
| US3502901A (en) * | 1966-09-24 | 1970-03-24 | Nippon Electric Co | Digital circuit having inductive coupling and tunnel diode |
| US3391302A (en) * | 1967-02-08 | 1968-07-02 | Herbert B. Weingarden | Warning circuit for headlamps that remain connected after the ignition circuit is disconnected |
-
1971
- 1971-02-16 US US115315A patent/US3694695A/en not_active Expired - Lifetime
-
1972
- 1972-02-09 CA CA134,287A patent/CA961132A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3694695A (en) | 1972-09-26 |
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