GB298777A - Improvements relating to railway and tramway points or switches - Google Patents
Improvements relating to railway and tramway points or switchesInfo
- Publication number
- GB298777A GB298777A GB2817327A GB2817327A GB298777A GB 298777 A GB298777 A GB 298777A GB 2817327 A GB2817327 A GB 2817327A GB 2817327 A GB2817327 A GB 2817327A GB 298777 A GB298777 A GB 298777A
- Authority
- GB
- United Kingdom
- Prior art keywords
- rod
- tongue
- switches
- railway
- carried
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Special Chairs (AREA)
Abstract
298,777. Wrightson, S. S., and Matthews, C. R. Oct. 24, 1927 Point-tongues, mounting of; stretcher bars. - A connecting rod CR is carried by rollers R carried by bell cranks' BC pivoted at F and connected by a rod TBR which may be adjusted by a turnbuckle TB. The inoperative tongue TR is raised slightly from the slide chair C but rests on the chair when moved against the stock rail SR. The rod CR may be the usual connecting or pulling rod or may be additional, and more than one such rod may be supplied for long switches. The rod is secured to the tongue by a pin CRP entering a hole in an oval end O on the rod which engages an oval hole in the tongue, the pin head engaging the end O and not the tongue.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2817327A GB298777A (en) | 1927-10-24 | 1927-10-24 | Improvements relating to railway and tramway points or switches |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2817327A GB298777A (en) | 1927-10-24 | 1927-10-24 | Improvements relating to railway and tramway points or switches |
Publications (1)
Publication Number | Publication Date |
---|---|
GB298777A true GB298777A (en) | 1928-10-18 |
Family
ID=10271432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2817327A Expired GB298777A (en) | 1927-10-24 | 1927-10-24 | Improvements relating to railway and tramway points or switches |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB298777A (en) |
-
1927
- 1927-10-24 GB GB2817327A patent/GB298777A/en not_active Expired
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