Bumpers for carts
US11897532B2 · kind B2 · utility
1Cited by
14References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 5, 2019 |
| Grant date | Feb 13, 2024 |
| Priority date | — |
| Expiry date | Mar 10, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60B9/26
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Cart bumpers and carts including cart bumpers are described. In aspects, a cart bumper includes an outer contact wall, an inner rim, and a plurality of spokes extending from the inner rim to the outer contact wall, each spoke of the plurality of spokes defining a respective path. The outer contact wall and the plurality of spokes are configured to collapse in response to a mechanical force applied on the outer contact wall above a predetermined threshold force.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.