Integrally molded polymer hitch step
US8851495B1 · kind B1 · utility
20Cited by
100References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2014 |
| Grant date | Oct 7, 2014 |
| Priority date | — |
| Expiry date | Apr 3, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R3/02
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A trailer hitch step, integrally molded of a polymer compound, is capable of accepting a predetermined off-axis vertical load without an objectionable degree of torsional displacement, while also being capable of resiliently absorbing energy from rear impacts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.