Title:
【発明の名称】履物及びその製造方法
Document Type and Number:
Japanese Patent JPH10505265
Kind Code:
A
Abstract:
PCT No. PCT/GB95/02102 Sec. 371 Date Jun. 19, 1997 Sec. 102(e) Date Jun. 19, 1997 PCT Filed Sep. 7, 1995 PCT Pub. No. WO96/07536 PCT Pub. Date Mar. 14, 1996An item of footwear such as a shoe comprises an outer sole which may include an intermediate mid sole, an upper having an insole with a cavity between the outer sole or mid sole. The cavity receives injected into it cushioning resilient foam material which may extend into a heal portion of or to the outer sole of a multi-layer sole and heel unit. In the method of manufacture and after the assembly of the shoe with the empty cavity, the resilient material is subsequently injected into the cavity e.g. through a small bore in the outer sole or elsewhere. Vent hole enable air to escape from the cavity to ensure full and intimate filling of the cavity with the foam material. The upper may be retained on a last during injection to maintain a desired profile of the insole. Quantity and/or pressure of the injected material may be varied for obtaining different degrees of cushioning.
Inventors:
Gee, Harry Howard
Application Number:
JP50930796A
Publication Date:
May 26, 1998
Filing Date:
September 07, 1995
Export Citation:
Assignee:
White and Company (Earls Barton) Limited
International Classes:
A43B9/16; A43B13/18; A43B21/26; B29D35/08; B29D35/10; (IPC1-7): A43B9/16; A43B13/18; A43B21/26
Attorney, Agent or Firm:
Atsushi Nakajima (2 outside)