FR546851A - Electro-mechanical switch with delayed automatic reset - Google Patents
Electro-mechanical switch with delayed automatic resetInfo
- Publication number
- FR546851A FR546851A FR546851DA FR546851A FR 546851 A FR546851 A FR 546851A FR 546851D A FR546851D A FR 546851DA FR 546851 A FR546851 A FR 546851A
- Authority
- FR
- France
- Prior art keywords
- electro
- mechanical switch
- automatic reset
- delayed automatic
- delayed
- 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
- 230000003111 delayed effect Effects 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/02—Electric devices associated with track, e.g. rail contacts
- B61L1/04—Electric devices associated with track, e.g. rail contacts mechanically actuated by a part of the vehicle
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR546851T | 1922-01-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR546851A true FR546851A (en) | 1922-11-25 |
Family
ID=8933799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR546851D Expired FR546851A (en) | 1922-01-24 | 1922-01-24 | Electro-mechanical switch with delayed automatic reset |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR546851A (en) |
-
1922
- 1922-01-24 FR FR546851D patent/FR546851A/en not_active Expired
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