Land vehicles – Step or abutment ascending type vehicle – With spider-type engaging means
Reexamination Certificate
2005-08-09
2005-08-09
Fischmann, Bryan (Department: 3618)
Land vehicles
Step or abutment ascending type vehicle
With spider-type engaging means
C280S047400
Reexamination Certificate
active
06926287
ABSTRACT:
A stroller assembly includes a seat and a frame attached to the seat. A rear axle and a front axle is each mounted on the frame. A plurality of back wheels is rotatably attached to the rear axle. Each of a pair of hubs is rotatably coupled to one of a pair of free ends of the front axle. A plurality of arms is attached to and radially extends outwardly from each of the hubs. The arms on each of the hubs are positioned equidistant from each other. Each of a plurality of rods is attached to one of the arms such that each of the rods is orientated substantially perpendicular to a longitudinal axis of an associated one of the arms and parallel to a longitudinal axis of the front axle. At least one of a plurality of front wheels is rotatably coupled to each one of the rods.
REFERENCES:
patent: 1887427 (1932-11-01), Porcello
patent: 2498445 (1950-02-01), Pascoo
patent: 2498465 (1950-02-01), Thomas
patent: 3214184 (1965-10-01), Kemm
patent: 3269741 (1966-08-01), Porcello
patent: 3283839 (1966-11-01), Brown et al.
patent: 3497227 (1970-02-01), Procello
patent: 3497228 (1970-02-01), Porcello
patent: 4200161 (1980-04-01), Penington, Jr.
patent: 4645222 (1987-02-01), Hester
patent: 4770429 (1988-09-01), Freyman
patent: 5269544 (1993-12-01), Park
patent: 10-29539 (1998-02-01), None
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