Display conveying trolley position to operator
US9637005B2 · kind B2 · utility
1Cited by
7References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2012 |
| Grant date | May 2, 2017 |
| Priority date | — |
| Expiry date | Sep 24, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T90/16
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A display for use in an off-highway truck includes a position element providing an indication to an operator of the off-highway truck to align the off-highway truck with an overhead trolley line as well as a pantograph element providing an indication to the operator to raise or lower a pantograph associated with the off-highway truck to respectively make or break contact with the overhead trolley line. In an optional aspect, an alarm indicator may be provided for signaling an alarm condition to the operator of the off-highway truck.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.