Ultra lightweight suitcase
US8783432B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 23, 2009 |
| Grant date | Jul 22, 2014 |
| Priority date | — |
| Expiry date | Jan 31, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA45C5/14
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An ultralight suitcase comprises a case framework, case material, pull rods, wheels and supporting legs. The case framework comprises upper connectors, lower connectors, upper corner connectors and lower corner connectors; the bottom parts of the lower corner connectors are connected with the supporting legs; the upper connectors and the lower connectors are connected through supporting connectors; the upper corner connectors and the lower corner connectors are connected through supporting connectors; the upper connectors are connected through supporting connectors; the lower connectors are connected through supporting connectors; the upper corner connectors are connected through supporting connectors; the lower corner connectors are connected through supporting connectors; the whole framework of the case is firmer through the buckling connection between the upper corner connectors and the upper connectors and between the lower corner connectors and the lower connectors, and the total weight of the suitcase remains unchanged.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.