Stroller

Details Stroller Stroller

1992-10-14

1993-06-01

Camby, Richard M.

Land vehicles

Wheeled

Stable vehicles, handle-propelled

280 4738, 280642, 16 35R, B62B 712

Patent

active

052153207

ABSTRACT:
A stroller comprises a seat, a fork-type handlebar interchangeable between a forward and a backward positions with respect to the seat, four wheel sets divided into two pairs, each pair consisting of a front and a rear wheel sets at respective lateral side of the seat, with related support tubes provided therein an extending wire, connecting to respective twin lock pins at opposite ends in cooperation with associated twin lock holes formed around respective vertical spindle of the wheel sets, and a pair of actuators on the support tubes at opposite sides of the seat. The front wheel sets are swivel freely while the rear wheel sets can only move fore and aft in a predetermined orientation when the handlebar is at the forward position, and vice versa when the handlebar is at the backward position.

REFERENCES:
patent: 4608729 (1986-09-01), Huang
patent: 4759098 (1988-07-01), Ko
patent: 4831689 (1989-05-01), Lo
patent: 5125676 (1992-06-01), Teng

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