Grain trailer
US11618365B2 · kind B2 · utility
0Cited by
48References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 6, 2020 |
| Grant date | Apr 4, 2023 |
| Priority date | — |
| Expiry date | Jun 4, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D53/06
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A semi-trailer for use in hauling grain has four sides and two sloped cargo areas, each having a hopper funnel made of a continuous, unitary polymer material. A door below each hopper is driven by a linear actuator that is disposed above the level of the door. The trailer sidewalls are made of a composite material having inner and outer panels attached to a center panel by adhesive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.