Pivotable joint and joint locking mechanism for a foldable frame
US5069238A · kind A · utility
31Cited by
19References
20Claims
0Family size
Inventor
Key dates
| Filing date | Oct 4, 1990 |
| Grant date | Dec 3, 1991 |
| Priority date | — |
| Expiry date | Oct 4, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/32918
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A pivotable joint and a joint locking mechanism for a foldable frame apparatus are disclosed. The joint comprises mating male and female joint members mounted to the ends of tubular frame members and pivotably connected together to form oppositely articulatable joints of a foldable frame useful for tent enclosures and the like. A one-piece joint locking mechanism made of wire is provided for locking the joint in its erected or folded positions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.