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US 4,716,663 AGranted
Climbing shoe
OwnerOli Steinhauserinventor
Life of this patent
Estimating the term…
Abstract
The climbing shoe is covered with thin, flexible, high-friction rubberlike material on the outside of the shoe from the area of contact of the ball of the foot forward to the toe all the way up to the midline of the shoe. This comprises an engagement surface so that the shoe can be turned and the toe inserted into a crevice with the engagement surface against one wall of the crevice to enhance traction and protect the shoe upper.
Claims16
A climbing shoe comprising:
- a shoe upper formed of non-friction material, said shoe upper having a medial center line and having lacing edges facing said medial center line, said shoe being one of a pair of shoes for human wear, said shoe having an inside facing the inside of the other shoe of the pair of shoes and an outside facing away from the other shoe of the pair of shoes when the pair of shoes is positioned for wearing;
- a sole and a welt joining said upper and extending partway up said upper to leave a portion of said non-friction material exposed, said sole and said upper being made of thin, flexible, rubberlike, high-friction material;
- and
- an engagement panel positioned and secured to said upper on the forward portion of said upper extending from said welt to said lacing edge on at least one of said inside and outside of said shoe.
1 more element
A climbing shoe comprising:
- a shoe upper with a sole thereunder and a welt attached to said sole and engaging partway up said upper from said sole, said sole and said welt being made of a thin, flexible, rubberlike, high-friction material, said shoe having a pair of facing lacing edges above said welt, said shoe having and outside and an inside;
- and
- an engagement panel of thin, flexible, rubberlike, high-friction material extending from said welt substantially to said lacing edge on the forward, outside portion of said shoe.
Dependencies are inferred from the claim text.