Quickly foldable bicycle
US8919798B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 9, 2012 |
| Grant date | Dec 30, 2014 |
| Priority date | — |
| Expiry date | Apr 9, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62K15/008
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
What is disclosed is a quickly foldable bicycle. A front arm and an intermediate arm are hinged together; the intermediate arm is fixed on the intermediate tube; a rear fork is hinged on the intermediate tube or on the intermediate arm; a seat tube is slidably sleeved inside the intermediate tube; a connecting rod seat is provided at a lower end of the seat tube; a first joint bearing at the front end of the front connecting rod is connected to a fixing seat at a lower side of the front arm; a second joint bearing at the rear end of the front connecting rod is connected to the connecting rod seat; and two ends of the rear connecting rod are hinged to the rear fork and the connecting rod seat respectively. The bicycle can be folded quickly, has a firm structure, is easy to produce and is eye-pleasing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.