Invention Grant
- Patent Title: Double point derail switch
-
Application No.: US15047858Application Date: 2016-02-19
-
Publication No.: US09932054B2Publication Date: 2018-04-03
- Inventor: Brian Weaver , Phillip Merrifield , Russell Hein
- Applicant: Progress Rail Services Corporation
- Applicant Address: US AL Albertville
- Assignee: Progress Rail Services Corporation
- Current Assignee: Progress Rail Services Corporation
- Current Assignee Address: US AL Albertville
- Agency: Miller, Matthias & Hull LLP
- Main IPC: B61K5/00
- IPC: B61K5/00 ; B61K5/06

Abstract:
A derailer for use in a railroad system, has an outside switch point that selectively overlays a running surface of a first mainline track and rises above the running surface of the first mainline track and an outside switch rail mechanically fastened to the outside switch point. The derailer also includes an inside switch rail including a second switch point that selectively lies adjacent a head of a second mainline track and terminates between the first and second mainline tracks.
Public/Granted literature
- US20170240190A1 Double Point Derail Switch Public/Granted day:2017-08-24
Information query