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US 5,380,020 AGranted
In-line skate
AssigneeRollerblade, Inc.
InventorsMichel D. Arney, Carl L. Madore, Andrzej M. Malewicz
Life of this patent
Estimating the term…
Abstract
An in-line skate includes a boot lower and a frame intricately formed through monocoque construction. The boot lower and frame are formed from a material having a predetermined stiffness. A boot upper is secured to the boot lower. The boot upper includes a material selected to have a stiffness less than the stiffness of said boot lower.
Claims5
A boot for an in-line skate, said boot comprising:
- a molded boot lower and a molded boot upper;
- said boot lower including a sole portion and a heel portion, said sole portion sized to receive the bottom of a foot of a user and said heel portion sized to substantially cover and surround a heel of said user said boot lower further including sidewalls extending upwardly from said sole;
- a rear cuff secured to said sidewalls adjacent said heel portion and sized to surround a back portion of a leg of said user;
- said upper portion including an instep portion and a forward cuff portion with said forward cuff portion sized to partially surround said rear cuff with means for releasably urging said forward and rear cuffs to securely grab a lower leg of said user;
- a forward end of said boot upper secured to a toe end of said boot lower;
- and
- means for releasably securing said instep portion to said boot lower.
4 more elements
Dependencies are inferred from the claim text.