FR353846A - Automatic trolley lowering for electric trams - Google Patents
Automatic trolley lowering for electric tramsInfo
- Publication number
- FR353846A FR353846A FR353846DA FR353846A FR 353846 A FR353846 A FR 353846A FR 353846D A FR353846D A FR 353846DA FR 353846 A FR353846 A FR 353846A
- Authority
- FR
- France
- Prior art keywords
- automatic trolley
- lowering
- trams
- electric
- electric trams
- 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
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/04—Current collectors for power supply lines of electrically-propelled vehicles using rollers or sliding shoes in contact with trolley wire
- B60L5/12—Structural features of poles or their bases
- B60L5/14—Devices for automatic lowering of a jumped-off collector
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR353846T | 1905-05-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR353846A true FR353846A (en) | 1905-09-21 |
Family
ID=1401977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR353846D Expired FR353846A (en) | 1905-05-01 | 1905-05-01 | Automatic trolley lowering for electric trams |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR353846A (en) |
-
1905
- 1905-05-01 FR FR353846D patent/FR353846A/en not_active Expired
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