Ski with improved three-dimensional running surface

Details Ski with improved three-dimensional running surface Ski with improved three-dimensional running surface

1979-03-01

1980-09-23

Mitchell, David M.

Land vehicles

Skates

Runner type

A63C 706

Patent

active

042239095

ABSTRACT:
A ski with an improved, three-dimensional, running surface with a plurality of protuberances inclined with respect to the bottom plane of the running surface by rising towards the rear end of the ski, and the surface further characterized by a longitudinal pattern comprising: a gliding region beginning near the front end of the ski, wherein the protuberances terminate in convexly shaped, drop-off edges; a transition region, wherein the protuberances terminate in straight, drop-off edges, followed by a kick region roughly in the center of the ski's camber, wherein the protuberances terminate in concavely shaped, drop-off edges, followed by a second transition region; and a rear-glide region extending to near the rear end of the ski.

REFERENCES:
patent: 476572 (1892-06-01), Stone
patent: 3408086 (1968-10-01), Bennett
patent: 3858894 (1975-01-01), Ver et al.
patent: 4118050 (1978-10-01), Schnurrenberger

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