E01B 2202/046
With rolls on fixed part
Official title: with rolls on fixed part
E01B2202/046 (With rolls on fixed part) appears on 14 US grants and 5 published applications in this corpus.
Search patents in E01B- Granted patents
- 14
- Published applications
- 5
- Assignees
- 13
- Inventors
- 30
- Latest grant
- 15 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Switch device15 Nov 2022US 11,499,271 B2Voestalpine Bwg GmbH & Co. KG
- Device for supporting a switch rail1 Feb 2022US 11,236,470 B2Wieland Austria Ges.M.B.H.
- Device for displacing a tongue blade in addition to a height-adjustable roller device3 Aug 2010US 7,766,283 B2CDP Bharat Forge GmbH
- Rolling device for a displaceable cross frog20 Jun 2006US 7,063,293 B2VAE Eisenbahnsysteme GmbH
- Switch tongues15 Oct 2002US 6,464,177 B1Schwihag Gesellschaft fur Eisenbahnoberbau mbH
- Switch device2 Jul 2020US 2020/0208355 A1Voestalpine Bwg GmbH & Co. KG
- Device for supporting a switch rail27 Feb 2020US 2020/0063375 A1Wieland Austria Ges.M.B.H.
- Device for Displacing a Tongue Blade in Addition to a Height-Adjustable Roller Device13 Dec 2007US 2007/0284484 A1CDP Bharat Forge GmbH
- Rolling device for a displaceable cross frog28 Jul 2005US 2005/0161555 A1VAE Eisenbahnsysteme GmbH
- Tongue lifting device for tongue blades made of stock rail profiles27 Jun 2002US 2002/0079634 A1
Most cited
By later US patents
- Switch point roller assist apparatus11US 5,501,418 A1996
- Switch blade rolling device11US 5,628,480 AEco Production Vresova, SPOL. S.R.O. · 1997
- Roller assembly for a switch tongue used with a stock rail7US 5,390,881 ABWG Butzbacher Weichenbau GmbH · 1995
- Railroad track switch7US 5,509,626 AEnzesfeld-Caro Metallwerke AG · 1996
- Rail flange securement clamp7US 5,582,371 A1996