FOOTWEAR HAVING SPRING ASSEMBLIES IN THE SOLES THEREOF
摘要
A shoe (20) having a preassembled spring assembly (30) incorporated into the sole thereof is provided. The spring assembly (30) includes a pair of plates (38) having a plurality of apertures (44) formed therein. The pair of plates (38) define an upper plate and a lower plate in which the apertures (44) formed in the upper and lower plates are axially aligned when the upper plate is disposed directly above the lower plate. A plurality of spring members (40) are disposed between the upper and lower plates. The spring members (40) are axially aligned with the plurality of apertures (44). A mechanism (42) for retaining the spring members between the upper and lower plates is also provided. The mechanism (42) for retaining is designed for retaining the upper and lower plates at a predetermined distance.
申请公布号
WO9938405(A1)
申请公布日期
1999.08.05
申请号
WO1999US01950
申请日期
1999.01.28
申请人
PRECISION PRODUCTS GROUP, INC.
发明人
ORLOWSKI, HENRY;FLETTER, G., PAUL;NEAL, ALTON, L., II