Cushioned foot sole

• US 4,170,078 A
• Filed: 03/30/1978
• Issued: 10/09/1979
• Est. Priority Date: 03/30/1978
• Status: Expired due to Term

• Current Assignee: Ronald Moss
• Original Assignee: Ronald Moss
• Inventors: Moss, Ronald
• Primary Examiner(s): Kee Chi, James
• Application Number:
  US05/891,504
• Time in Patent Office: 558 Days
• Field of Search: 36/28, 36/29, 36/3 R, 36/3 B, 36/35 R, 36/35 B, 36/43, 36/44
• US Class Current: 36/28
• CPC Class Codes: A43B 13/203 provided with a pump or valve

Abstract

A cushioned sole for the foot which is hollow and resilient the interior having contained a fluid or other flowable material, such as sand and the like, the sole having for a principal purpose the affording of maximum comfort for the wearer. Small air valves are provided to allow the sole to breathe the degree of which is subject to control by slide covers. The sole is composed of discrete parts each specially shaped to prevent back sliding of the foot when walking on loose sand or climbing dirt trails. A second, flattened sole may be attached to the first sole for more ordinary usage of the subject foot wear.

Claims

1. A cushioned foot sole comprising a top layer, a plurality of trapezoidal shaped segments depending at terminal and intermediate points therefrom, said segments having a hollow central portion and air pockets communicating therewith and formed therein.

2. A cushioned foot sole as defined in claim 1 wherein said hollow portions of the segments are at least partially sand filled.

3. A foot sole as defined in claim 1 wherein a second sole formed as an apertured air chamber is secured underneath said segments.

4. A foot sole as defined in claim 2 wherein a second sole formed as an apertured air chamber is secured underneath said segments.

5. A foot sole as defined in claim 3 wherein an escape air port is provided for said chamber having a slide valve control therefor.