FR776623A - Railroad switch - Google Patents
Railroad switchInfo
- Publication number
- FR776623A FR776623A FR776623DA FR776623A FR 776623 A FR776623 A FR 776623A FR 776623D A FR776623D A FR 776623DA FR 776623 A FR776623 A FR 776623A
- Authority
- FR
- France
- Prior art keywords
- railroad switch
- railroad
- switch
- 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
- 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 |
---|---|---|---|
FR776623T | 1933-10-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR776623A true FR776623A (en) | 1935-01-30 |
Family
ID=9201106
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR776623D Expired FR776623A (en) | 1933-10-17 | 1933-10-17 | Railroad switch |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR776623A (en) |
-
1933
- 1933-10-17 FR FR776623D patent/FR776623A/en not_active Expired
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