DE1190540C2 - - Google Patents
Info
- Publication number
- DE1190540C2 DE1190540C2 DE1962T0022299 DET0022299A DE1190540C2 DE 1190540 C2 DE1190540 C2 DE 1190540C2 DE 1962T0022299 DE1962T0022299 DE 1962T0022299 DE T0022299 A DET0022299 A DE T0022299A DE 1190540 C2 DE1190540 C2 DE 1190540C2
- Authority
- DE
- Germany
- 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
- B61L1/16—Devices for counting axles; Devices for counting vehicles
- B61L1/163—Detection devices
- B61L1/165—Electrical
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
- H01H36/008—Change of magnetic field wherein the magnet and switch are fixed, e.g. by shielding or relative movements of armature
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL287787D NL287787A (en:Method) | 1962-06-13 | ||
| DET22299A DE1190540B (de) | 1962-06-13 | 1962-06-13 | Eisenempfindlicher elektrischer Schalter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DET22299A DE1190540B (de) | 1962-06-13 | 1962-06-13 | Eisenempfindlicher elektrischer Schalter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1190540B DE1190540B (de) | 1965-04-08 |
| DE1190540C2 true DE1190540C2 (en:Method) | 1965-12-09 |
Family
ID=7550482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DET22299A Granted DE1190540B (de) | 1962-06-13 | 1962-06-13 | Eisenempfindlicher elektrischer Schalter |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1190540B (en:Method) |
| NL (1) | NL287787A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3406267A (en) * | 1966-08-23 | 1968-10-15 | Webb Co Jervis B | Proximity switch having a magnetic shield |
-
0
- NL NL287787D patent/NL287787A/xx unknown
-
1962
- 1962-06-13 DE DET22299A patent/DE1190540B/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL287787A (en:Method) | |
| DE1190540B (de) | 1965-04-08 |