The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 31, 1978
Filed:
Feb. 15, 1977
Applicant:
Inventor:
Francesco Vello, Venegazzu (Treviso), IT;
Assignee:
Red Wing Shoe Company, Inc., Red Wing, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A43B / ;
U.S. Cl.
CPC ...
36 43 ;
Abstract
An insole, for a rock climbing shoe, formed of a single piece of synthetic plastic material to follow the anatomical shape of the wearer's foot, including a first portion of constant thickness in the longitudinal direction from the heel for a predetermined distance, and a second portion extending in prolongation of the first portion and being of linearly decreasing thickness down to a minimum value at the toe of the insole, so that the insole displays a differential flexibility in the longitudinal direction, with a maximum of flexibility near the toe.