Convertible tricycle
US4657270A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 25, 1984 |
| Grant date | Apr 14, 1987 |
| Priority date | — |
| Expiry date | Apr 25, 2004 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62K9/02
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A tricycle which is capable of being converted either to a traditional high position in which a rider is seated relatively high on the frame, or to a low slung position in which the frame is inverted so that a rider is seated relatively low on the frame. To invert the frame, the a front fork and handlebar are removable from the head tube of the tricycle and invertible relative to the frame and the seat is adjustable between a high and low position corresponding to the high and low slung tricycle positions. A rear deck is attached to a rear portion of the main tube and is tubular in shape so that it fully and protects encloses the rear axle of the tricycle in both the high and the low frame positions. A seat is mounted on the frame and is capable of forward and rearward adjustment as well as upward and downward adjustment. A dumpster is pivotally attachable to the frame adjacent the rear deck and includes notches that form an easily releaseable snap fit with the rear axle of the tricycle, and a channel formed in a front wall shaped to form a releasable snap fit with the rear portion of the main tube. The rear deck and pedals of the tricycle include upwardly extending flanges to prev…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.