US2008052966A1PendingUtilityA1

Footwear made by improved process of draining structure

Assignee: PAN KUNG-SHENGPriority: Aug 29, 2006Filed: Aug 29, 2006Published: Mar 6, 2008
Est. expiryAug 29, 2026(~0.1 yrs left)· nominal 20-yr term from priority
Inventors:Kung-Sheng Pan
A43B 3/108A43B 5/08B29D 35/122
50
PatentIndex Score
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Claims

Abstract

A footwear made by improved process of draining structure, which includes an insole that has conical through holes cut through the top and bottom sides and gradually reducing from the top side toward the bottom side, wherein said insole being made by preparing a molten foam material and then using a hydraulic press-controlled mold to mold said molten foam material into a blank insole having a plurality of conical blind holes and then removing a part of said blank insole to open said conical blind holes by means of the application of one of the processing processes of cutting processing process, grinding process and punching process, an outsole, which is bonded to the bottom side of the insole and has a plurality of drain grooves in communication with the conical through holes for guiding water out of the insole and the outsole, and an upper provided at the top side of the insole for securing the shoe to the user's foot.

Claims

exact text as granted — not AI-modified
1 . A footwear made by improved process of draining structure comprising:
 an insole, said insole comprising an insole body, said insole body having a top side and a bottom side, and a plurality of conical through holes cut through the top and bottom sides of said insole body, said conical through holes configuring a conical through hole zone, said conical through holes each having a bore gradually reducing from the top side of said insole toward the bottom side of said insole;   wherein said insole being made by preparing a molten foam material and then using a hydraulic press-controlled mold to mold said molten foam material into a blank insole having a plurality of conical blind holes and then removing a part of said blank insole to open said conical blind holes by means of the application of cutting processing process;   an outsole, said outsole comprising an outsole body, said outsole body having a top side bonded to the bottom side of said insole body and a bottom side, a plurality of drain grooves formed on the top side of said outsole body in communication with the conical through holes of said insole and extending to lateral sides of said outsole body;   an upper provided above the top side of said insole body for securing the footwear to the user's foot.   
   
   
       2 . A footwear made by improved process of draining structure comprising:
 an insole, said insole comprising an insole body, said insole body having a top side and a bottom side, and a plurality of conical through holes cut through the top and bottom sides of said insole body, said conical through holes configuring a conical through hole zone, said conical through holes each having a bore gradually reducing from the top side of said insole toward the bottom side of said insole;   wherein said insole being made by preparing a molten foam material and then using a hydraulic press-controlled mold to mold said molten foam material into a blank insole having a plurality of conical blind holes and then removing a part of said blank insole to open said conical blind holes by means of the application of grinding processing process;   an outsole, said outsole comprising an outsole body, said outsole body having a top side bonded to the bottom side of said insole body and a bottom side, a plurality of drain grooves formed on the top side of said outsole body in communication with the conical through holes of said insole and extending to lateral sides of said outsole body;   an upper provided above the top side of said insole body for securing the footwear to the user's foot.   
   
   
       3 . A footwear made by improved process of draining structure comprising:
 an insole, said insole comprising an insole body, said insole body having a top side and a bottom side, and a plurality of conical through holes cut through the top and bottom sides of said insole body, said conical through holes configuring a conical through hole zone, said conical through holes each having a bore gradually reducing from the top side of said insole toward the bottom side of said insole;   wherein said insole being made by preparing a molten foam material and then using a hydraulic press-controlled mold to mold said molten foam material into a blank insole having a plurality of conical blind holes and then removing a part of said blank insole to open said conical blind holes by means of the application of punching processing process;   an outsole, said outsole comprising an outsole body, said outsole body having a top side bonded to the bottom side of said insole body and a bottom side, a plurality of drain grooves formed on the top side of said outsole body in communication with the conical through holes of said insole and extending to lateral sides of said outsole body;   an upper provided above the top side of said insole body for securing the footwear to the user's foot.

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