Backpack cooler
US6336577B1 · kind B1 · utility
194Cited by
28References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2000 |
| Grant date | Jan 8, 2002 |
| Priority date | — |
| Expiry date | Jun 9, 2020 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D2331/801
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A backpack cooler (10) designed to be worn on the back of a person includes a flexible enclosure (12) having backpack straps (14) affixed to the enclosure (12). The enclosure includes front, rear, side and bottom walls (18-24) and an openable top panel (26). The walls (18-24) and panel (26) include an outer fabric layer (28), inner foil facing (30) and thermal insulation (32) between the layer (28) and facing (30). A flexible, water-impervious synthetic resin liner (54) is situated within the enclosure (12). The cooler (10) may be equipped with external pockets (58, 60, 67, 72).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.