DE3643970C2 - - Google Patents
Info
- Publication number
- DE3643970C2 DE3643970C2 DE19863643970 DE3643970A DE3643970C2 DE 3643970 C2 DE3643970 C2 DE 3643970C2 DE 19863643970 DE19863643970 DE 19863643970 DE 3643970 A DE3643970 A DE 3643970A DE 3643970 C2 DE3643970 C2 DE 3643970C2
- Authority
- DE
- Germany
- Prior art keywords
- oscillator
- circuit
- voltage
- threshold switch
- resistor
- 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 - Fee Related
Links
- 230000006641 stabilisation Effects 0.000 claims description 7
- 238000011105 stabilization Methods 0.000 claims description 7
- 230000001939 inductive effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 13
- 239000003990 capacitor Substances 0.000 description 6
- 238000013016 damping Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 208000033748 Device issues Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 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
- B61L1/16—Devices for counting axles; Devices for counting vehicles
- B61L1/167—Circuit details
-
- 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
- B61L1/08—Electric devices associated with track, e.g. rail contacts magnetically actuated; electrostatically actuated
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/95—Proximity switches using a magnetic detector
- H03K17/952—Proximity switches using a magnetic detector using inductive coils
- H03K17/953—Proximity switches using a magnetic detector using inductive coils forming part of an oscillator
- H03K17/9535—Proximity switches using a magnetic detector using inductive coils forming part of an oscillator with variable amplitude
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19863643970 DE3643970A1 (de) | 1986-12-22 | 1986-12-22 | Sensoreinrichtung fuer eisenbahnanlagen |
CH400187A CH674343A5 (fr) | 1986-12-22 | 1987-10-14 | |
AT302687A AT397640B (de) | 1986-12-22 | 1987-11-16 | Sensoreinrichtung für eisenbahnanlagen |
DE19883808484 DE3808484C2 (de) | 1986-12-22 | 1988-03-14 | Sensoreinrichtung für Eisenbahnanlagen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19863643970 DE3643970A1 (de) | 1986-12-22 | 1986-12-22 | Sensoreinrichtung fuer eisenbahnanlagen |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3643970A1 DE3643970A1 (de) | 1988-06-30 |
DE3643970C2 true DE3643970C2 (fr) | 1990-06-07 |
Family
ID=6316922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19863643970 Granted DE3643970A1 (de) | 1986-12-22 | 1986-12-22 | Sensoreinrichtung fuer eisenbahnanlagen |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT397640B (fr) |
CH (1) | CH674343A5 (fr) |
DE (1) | DE3643970A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4132392A1 (de) * | 1991-09-26 | 1993-04-01 | Siemens Ag | Sensoreinrichtung fuer einen schienenkontakt |
DE4132393A1 (de) * | 1991-09-26 | 1993-04-01 | Siemens Ag | Sensoreinrichtung fuer einen schienenkontakt |
DE19631564B4 (de) * | 1996-07-26 | 2008-07-24 | Siemens Ag | Verfahren zur Anbauüberwachung von Radsensoren für Bahnanlagen und Einrichtung zur Durchführung dieses Verfahrens |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0343484B1 (fr) * | 1988-05-27 | 1993-10-20 | Siemens Aktiengesellschaft | Commutateur de proximité sans contact pour installations de chemin de fer |
DE19641392B4 (de) * | 1996-09-27 | 2008-07-31 | Siemens Ag | Sensor |
US6371417B1 (en) | 1997-09-04 | 2002-04-16 | L.B. Foster Company A. Pennsylvania Corp. | Railway wheel counter and block control systems |
DE102007001821B4 (de) * | 2007-01-12 | 2012-03-01 | Wenglor sensoric elektronische Geräte GmbH | Induktiver Näherungsschalter |
EP3096450A1 (fr) * | 2015-05-20 | 2016-11-23 | Aiut Sp. z o.o. | Circuit électrique d'un générateur d'oscillations |
DE102022206169A1 (de) * | 2022-06-21 | 2023-12-21 | Siemens Mobility GmbH | Sensor und Eisenbahngleisanlage mit Sensor |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2929291C2 (de) * | 1979-07-19 | 1981-09-24 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zum Erzeugen von Achszählimpulsen für Achszählanlagen |
US4368862A (en) * | 1980-12-22 | 1983-01-18 | American Standard Inc. | Fail-safe magnetic sensing arrangement |
DE3235674C2 (de) * | 1982-09-27 | 1984-10-31 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zum Erzeugen von Achszählimpulsen für Achszählanlagen |
US4524932A (en) * | 1982-12-30 | 1985-06-25 | American Standard Inc. | Railroad car wheel detector using hall effect element |
DE3327329C2 (de) * | 1983-07-29 | 1987-02-12 | Robert 7995 Neukirch Buck | Elektronisches, vorzugsweise berührungslos arbeitendes Schaltgerät |
-
1986
- 1986-12-22 DE DE19863643970 patent/DE3643970A1/de active Granted
-
1987
- 1987-10-14 CH CH400187A patent/CH674343A5/de not_active IP Right Cessation
- 1987-11-16 AT AT302687A patent/AT397640B/de not_active IP Right Cessation
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4132392A1 (de) * | 1991-09-26 | 1993-04-01 | Siemens Ag | Sensoreinrichtung fuer einen schienenkontakt |
DE4132393A1 (de) * | 1991-09-26 | 1993-04-01 | Siemens Ag | Sensoreinrichtung fuer einen schienenkontakt |
DE4132393C2 (de) * | 1991-09-26 | 1998-07-09 | Siemens Ag | Sensoreinrichtung für einen Schienenkontakt |
DE19631564B4 (de) * | 1996-07-26 | 2008-07-24 | Siemens Ag | Verfahren zur Anbauüberwachung von Radsensoren für Bahnanlagen und Einrichtung zur Durchführung dieses Verfahrens |
Also Published As
Publication number | Publication date |
---|---|
CH674343A5 (fr) | 1990-05-31 |
DE3643970A1 (de) | 1988-06-30 |
ATA302687A (de) | 1993-10-15 |
AT397640B (de) | 1994-05-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
AG | Has addition no. |
Ref country code: DE Ref document number: 3808484 Format of ref document f/p: P |
|
AG | Has addition no. |
Ref country code: DE Ref document number: 3808484 Format of ref document f/p: P |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
AG | Has addition no. |
Ref country code: DE Ref document number: 3808484 Format of ref document f/p: P |
|
8339 | Ceased/non-payment of the annual fee |