Foldable play structure
US5580316A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 4, 1994 |
| Grant date | Dec 3, 1996 |
| Priority date | — |
| Expiry date | Feb 4, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2210/50
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A foldable play structure is disclosed which includes a first wall unit, a second wall unit, and a first axially latchable hinge. The first hinge includes a first leaf attached to the first wall unit, a second leaf attached to the second wall unit, and a first pintle extending through the first and second leaves along a first axis. The first and second leaves are slidable relative to each other along the first axis between a pivotable position, wherein the first and second leaves may pivot relative to each other about the first axis, and a latched position, wherein pivotal movement of the first and second leaves about the first axis is restrained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.