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a technology of spring suspension and wheeled footwear, which is applied in the field of footwear, can solve the problems of any suspension and cushioning, and achieve the effect of improving footwear comfort and performan
Inactive Publication Date: 2008-12-25
HEELING SPORTS LTD
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[0008]Another technical advantage of the present invention may include the capability to provide improved footwear comfort and performance.
[0009]Oth
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Unfortunately, these close tolerances have heretofore prohibited the introduction of any suspension and cushioning to the footwear that could accommodate wheeled
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[0025]It should be understood at the outset that although an exemplary implementation of the present invention is illustrated below, the present invention may be implemented using any number of techniques, whether currently known or in existence. The present invention should in no way be limited to the exemplary implementations, drawings, and techniques illustrated below, including the exemplary design and implementation illustrated and described herein. Additionally, the drawings contained herein are not necessarily drawn to scale.
[0026]FIG. 1 is a perspective view of the back of a wheeled footwear with a spring suspension system 10 positioned in the heel area or region of the midsole of the footwear, according to one implementation of the invention. A plurality of spring members 16 are illustrated surrounded by and between stops 22 (also referred to as cups) from a top layer 14 and stops 22 (which may be implemented as cups or columns) of a bottom layer 12. The stops 22 may be imp...
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Abstract
An exemplary wheeled footwear with a spring suspension system is provided. In one embodiment, the footwear includes an upper, a midsole positioned in a midsole region, and an outsole. The spring suspension system is positioned in the midsole region of the footwear, and includes plurality of spring members, each having a first end and a second end, a top layer operable to support at least a portion of the plurality of spring members at the first end, and a bottom layer operable to support at least a portion of the plurality of spring members at the second end. The bottom layer may include an opening or openings formed in the bottom layer that may receive at least a portion of a wheel or wheels that may be positioned below the top layer and operable for rolling.
Description
CROSS-REFERENCE TO RELATED APPLICATIONS[0001]Pursuant to 35 U.S.C. § 119(e), this application claims priority from, and hereby incorporates by reference for all purposes, U.S. Provisional Patent Application Ser. No. 60 / 715,740, entitled Footwear with Spring Suspension System, naming Roger R. Adams, Michael G. Staffaroni, Jong Sang Choi, K. D. Seol, and Jong-Kyu Song as inventors, and filed Sep. 8, 2005.[0002]This application is also related to, and hereby incorporates by reference for all purposes, U.S. Pat. No. 6,406,038, and including various issued patents related to U.S. Pat. No. 6,406,038 that all depend from a common application, which is U.S. Provisional Patent Application Ser. No. 60 / 127,459 filed Apr. 1, 1999.TECHNICAL FIELD OF THE INVENTION[0003]The present invention relates generally to the field footwear, including rolling or wheeled footwear and more particularly, but not by way of limitation, to a wheeled footwear with spring suspension system.BACKGROUND OF THE INVENTI...
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