Backpack with lumbar support plate
US7028873B1 · kind B1 · utility
60Cited by
13References
39Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 8, 2003 |
| Grant date | Apr 18, 2006 |
| Priority date | — |
| Expiry date | Jun 10, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA45F2003/125
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A backpack includes a backpack body having a body side. A pair of shoulder straps is connected at each end thereof to the backpack body. A semi-rigid support plate is positioned proximate the body side, and a strap is connected to the support plate such that a lower portion of the support plate can be curved while an upper portion of the support plate remains substantially flat.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.