Steerable snow sled having multiple pivot points

Details Steerable snow sled having multiple pivot points Steerable snow sled having multiple pivot points

2006-02-17

2008-10-21

Ellis, Christopher (Department: 3618)

Land vehicles

Runner vehicle

Occupant steered

C280S021100

Reexamination Certificate

active

07438298

ABSTRACT:
A steerable snow sled has a forward section pivotably joined to a rear section, with metal runners attached to the bottom of both sections. A steering arm is attached to the forward section. The forward section also includes a pivot assembly that is attached to the runners. The rear section includes several sliding connections between the sled and the runners that allow the runners to bend in an arc when a person riding the sled applies turning pressure to the steering arm.

REFERENCES:
patent: 1121811 (1914-12-01), Dewinsky
patent: 1489289 (1924-04-01), Vogel
patent: 1565945 (1925-12-01), Leslie
patent: 1722574 (1929-07-01), Hood
patent: 1820044 (1931-08-01), Bowen
patent: 1905642 (1933-04-01), Kidder
patent: 1938701 (1933-12-01), Jones et al.
patent: 2037076 (1936-04-01), Kidder
patent: 2243345 (1941-05-01), Kidder
patent: 2446452 (1948-08-01), Benson
patent: 2568070 (1951-09-01), Holbrook
patent: 2572214 (1951-10-01), Sundberg
patent: 4193608 (1980-03-01), Gunderson
patent: 6349950 (2002-02-01), Levy et al.

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