Foldable stroller formed with plastic-clad bamboo strips
US6443480B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Apr 24, 2001 |
| Grant date | Sep 3, 2002 |
| Priority date | — |
| Expiry date | Apr 24, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62B2501/065
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A foldable stroller includes: a frame consisting of a pair of handle bars, a plurality of wheel bars pivotally secured to the handle bars having a plurality of wheels rotatably mounted on the wheel bars, a pair of seat bars pivotally connected with the wheel bars for supporting a seat, a pair of bottom struts diagonally pivotally secured on a bottom portion of the stroller and a pair of back struts diagonally pivotally secured to a back portion of the stroller for foldably linking the wheel bars and handle bars; with each bar or strut made of plastic-clad bamboo strip for preventing moisture corrosion, for comfortable seating and ergonomic handling.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.