Title:
アーチスプリングを有する中敷
Document Type and Number:
Japanese Patent JP4519647
Kind Code:
B2
Abstract:
An insole for use with footwear includes a first layer including a heel portion of a first thickness, a mid portion connected to a front section of the heel portion and having a substantially constant thickness which is much less than the first thickness, and having an upward curvature, an upper surface extending along the mid and heel portions and on which a person stands, and a lower surface extending along the mid and heel portions, the lower surface including a shallow recess in the mid portion, the first layer being made of a material of a first hardness; and a flexible and resilient, thin arch spring insert of a substantially constant thickness secured in the recess and following the curvature of the mid portion, the arch spring insert being made of a material of a second hardness which is greater than the first hardness.
Inventors:
Grisoni, Bernard F.
Yang, Philip
Howlett, Harold A.
Crane, Laura Jay.
Yang, Philip
Howlett, Harold A.
Crane, Laura Jay.
Application Number:
JP2004526470A
Publication Date:
August 04, 2010
Filing Date:
August 04, 2003
Export Citation:
Assignee:
Schering-Plow Healthcare Products, Inc.
International Classes:
A43B17/00; A43B7/22; A43B7/28; A43B13/12; A43B13/41; A43B17/14
Domestic Patent References:
| JP2001526934A | ||||
| JP1416510 | ||||
| JP6357908U | ||||
| JP63106302U | ||||
| JP2001190305A | ||||
| JP5951801A |
Attorney, Agent or Firm:
Hidesaku Yamamoto
Takaaki Yasumura
Natsuki Morishita
Takaaki Yasumura
Natsuki Morishita