Foreign matter removing apparatus at track branch, and nozzle used in the same
US9315959B2 · kind B2 · utility
0Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 2012 |
| Grant date | Apr 19, 2016 |
| Priority date | — |
| Expiry date | Dec 22, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L5/38
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Provided is a foreign matter removing apparatus at a track branch, and a nozzle used in this apparatus that are capable of sufficiently securing foreign matter removing performance as well as significantly reducing generation of noises. In the nozzle for the foreign matter removing apparatus at a track branch, compressed air supplied from piping is injected from each nozzle element. Slits are formed in each nozzle element, a sloped portion is formed at a front end of the nozzle element, and this sloped portion opposes a tongue rail.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.