CA943661A - Trailable railway switch machine - Google Patents
Trailable railway switch machineInfo
- Publication number
- CA943661A CA943661A CA118,746A CA118746A CA943661A CA 943661 A CA943661 A CA 943661A CA 118746 A CA118746 A CA 118746A CA 943661 A CA943661 A CA 943661A
- Authority
- CA
- Canada
- Prior art keywords
- trailable
- switch machine
- railway switch
- railway
- machine
- 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
- B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
- B61L5/06—Electric devices for operating points or scotch-blocks, e.g. using electromotive driving means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5757170A | 1970-07-23 | 1970-07-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA943661A true CA943661A (en) | 1974-03-12 |
Family
ID=22011428
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA118,746A Expired CA943661A (en) | 1970-07-23 | 1971-07-21 | Trailable railway switch machine |
Country Status (2)
Country | Link |
---|---|
US (1) | US3691371A (en) |
CA (1) | CA943661A (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5470035A (en) * | 1992-08-05 | 1995-11-28 | National Trackwork, Inc. | Electrical switch stand |
US5531408A (en) * | 1993-10-07 | 1996-07-02 | Chemetron-Railway Products, Inc. | Railroad switch stand |
CA2197985C (en) * | 1994-08-19 | 2002-02-26 | Harry A. Albrecht | Switch machine |
US5494242A (en) * | 1994-08-19 | 1996-02-27 | General Railway Signal Corporation | Low profile switch machine with hand throw or motor throw selector device |
US9156479B2 (en) * | 2004-01-02 | 2015-10-13 | Donald Coy Beamon | Hydraulic switch machine for railroads |
USRE48026E1 (en) * | 2004-01-02 | 2020-06-02 | Vossloh Signaling Usa, Inc. | Hydraulic switch machine for railroads |
US7267304B2 (en) * | 2005-03-21 | 2007-09-11 | Scheer Jerry L | Railroad yard switch machine |
US8297559B1 (en) * | 2011-05-12 | 2012-10-30 | Siemens Industry, Inc. | Hand throw mechanism for in-tie switch machine |
US9352762B2 (en) | 2013-05-17 | 2016-05-31 | Voestalpine Nortrak Inc. | Dual independent control hydraulic switch machine |
US10822005B2 (en) * | 2018-03-12 | 2020-11-03 | Twinco Manufacturing Co., Inc. | Submersible switch point machine |
-
1970
- 1970-07-23 US US57571A patent/US3691371A/en not_active Expired - Lifetime
-
1971
- 1971-07-21 CA CA118,746A patent/CA943661A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3691371A (en) | 1972-09-12 |
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