Michael Thomas Schaeffer

US Patent:

20050166422, Aug 4, 2005

Filed:

Feb 4, 2004

Appl. No.:

10/771156

Inventors:

Michael Schaeffer - Norwell MA, US
Richard Ivester - Arlington MA, US

Assignee:

PUMA Aktiengesellschaft Rudolf Dassler Sport - Herzogenaurach

International Classification:

A43B013/28

US Classification:

036027000

Abstract:

Shoe (), especially an athletic shoe, with a midsole () and an upper () connected to the midsole (), the midsole () having a base body () which is connected to the upper (), and a bottom plate (). To improve the adjustability of the spring properties and/or the damping properties of the shoe sole, it is provided that at least one part () of the bottom plate () is connected to the base body () by a hinge at an articulation point (). Furthermore, at least one spring element () is provided between the side of the part () of the bottom plate () facing the base body () and the side of the base body () facing the part () of the bottom plate (). Preferably, one spring is provided in the heel area and a plurality of springs are provided in the forefoot area.