Railroad car pick-up shoe
US6227123A · kind A · utility
0Cited by
14References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 16, 1999 |
| Grant date | May 8, 2001 |
| Priority date | — |
| Expiry date | Mar 16, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60L2200/26
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A wayside electrical pick-up shoe for operating the discharge, or the like, of a railcar includes a spring biased electrical contact pivotally attached to a base plate with a mechanism for electrically insulating the base plate from the electrical contact. The mechanism for electrically insulating the contact may include insulating material forming at least part of the pivot between the contact and the base plate. The mechanism for electrically insulating the contact may further include insulating material supplied on a spring member which biases the contact.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.