FR684291A - Safety device for electric vehicles - Google Patents
Safety device for electric vehiclesInfo
- Publication number
- FR684291A FR684291A FR684291DA FR684291A FR 684291 A FR684291 A FR 684291A FR 684291D A FR684291D A FR 684291DA FR 684291 A FR684291 A FR 684291A
- Authority
- FR
- France
- Prior art keywords
- safety device
- electric vehicles
- vehicles
- electric
- safety
- 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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/02—Dead-man's devices
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Switch Cases, Indication, And Locking (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES88297D DE539276C (en) | 1928-11-04 | 1928-11-04 | Safety device for electric vehicles |
Publications (1)
Publication Number | Publication Date |
---|---|
FR684291A true FR684291A (en) | 1930-06-24 |
Family
ID=7514354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR684291D Expired FR684291A (en) | 1928-11-04 | 1929-11-02 | Safety device for electric vehicles |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE539276C (en) |
FR (1) | FR684291A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2706753A (en) * | 1952-11-26 | 1955-04-19 | Westinghouse Air Brake Co | Circuit controllers |
-
1928
- 1928-11-04 DE DES88297D patent/DE539276C/en not_active Expired
-
1929
- 1929-11-02 FR FR684291D patent/FR684291A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2706753A (en) * | 1952-11-26 | 1955-04-19 | Westinghouse Air Brake Co | Circuit controllers |
Also Published As
Publication number | Publication date |
---|---|
DE539276C (en) | 1931-11-27 |
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