Two-stage expansion/collapse control mechanism for use on a hand-trailable luggage case
US6182981A · kind A · utility
40Cited by
6References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 25, 1999 |
| Grant date | Feb 6, 2001 |
| Priority date | — |
| Expiry date | Jan 25, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA45C5/14
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A two-stage expansion/collapse control mechanism is provided for use on a hand-trailable luggage case having an auxiliary wheel unit, which allows the auxiliary wheel unit to be expanded for use to support the luggage case when the extendable handle of the luggage case is being extended for use, and also allows the auxiliary wheel unit to be collapsed into the luggage case when the extendable handle is being pushed back into the luggage case.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.