Land vehicles – Wheeled – Three-wheel
Patent
1992-04-21
1993-07-06
Culbreth, Eric D.
Land vehicles
Wheeled
Three-wheel
280 30, 280 4738, 280650, 280658, B62D 6106
Patent
active
052247201
ABSTRACT:
A multi-purposed stroller includes a chair having a cover for shielding the same from sunshine and rain. The chair has a first and second recess respectively extending from a bottom and a front of the chair. A frame fixedly attached to the chair adjacent to its bottom has two ends carrying detachably a pair of rear wheels. The chair also has a pair of first toothed wheels respectively fixed on both sides of the chair adjacent to its top portion and a foot rest extending from the front and having a third recess therethrough and in communication with the second recess. A forked frame that includes two arms carrying a second wheel therebetween is inserted detachably into the second and third recesses. An inverted U-shaped frame is disposed on both sides of the chair that includes two arms, each with a second toothed wheel adapted to be meshed with the first toothed wheel such that the position of the inverted U-shaped frame can be altered relative to the back portion of the chair.
REFERENCES:
patent: 4685688 (1987-08-01), Edwards
patent: 4836573 (1989-06-01), Gebhard
patent: 4934728 (1990-06-01), Chen
patent: 4953880 (1990-09-01), Sudakoff et al.
patent: 5029891 (1991-07-01), Jacobs
patent: 5076599 (1991-12-01), Lockett et al.
Chaw Natural
Hwang Herng-Der
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