Expandable outsole
AssigneeSlingshot Corporation
InventorHoward Davis
Life of this patent
Estimating the term…
Abstract
An improved shoe outsole having an elastic shank (12) and suitable for outdoor wear, outsole portions (14,16) comprised of semi-rigid material for forming same, and a shoe (10) incorporating the improved outsole are disclosed. The front outsole portion (14) has a ledge (22) extending widthwise across the back end thereof and the rear outsole portion (16) has a ledge (24) extending widthwise across the front end thereof, such that the elastic shank (12) is joinable to the outsole portions (14,16) by means extending through the shank (12) and the ledges (22,24).
Claims22
A shoe outsole suitable for outdoor wear comprising:
- a front outsole portion comprised of a semi-rigid material suitable for outdoor use, said front outsole portion having a ledge extending widthwise across the back end thereof;
- a rear outsole portion comprised of a semi-rigid material suitable for outdoor use, said rear outsole portion having a ledge extending widthwise across the front end thereof wherein said ledges of the front and rear outsole portions extend upwardly away from the bottom of the front and rear outsole portions so that the ledges do not contact the ground;
- and
- an elastic shank extending between said front and rear outsole portions, and means extending through said shank and said ledges for joining said shank to said outsole portions.
A shoe suitable for outdoor wear comprising:
- a front outsole portion comprised of a semi-rigid material suitable for outdoor use, said front outsole portion having a ledge extending widthwise across the back end thereof;
- a rear outsole portion comprised of a semi-rigid material suitable for outdoor use, said rear outsole portion having a ledge extending widthwise across the front end thereof wherein said ledges of the front and rear outsole portions extend upwardly away from the bottom of the front and rear outsole portions so that the ledges do not contact the ground;
- an elastic shank extending between said front and rear outsole portions, and means extending through said shank and said ledges for joining said shank to said outsole portions for defining therewith the outsole of said shoe;
- and
- an upper comprising vamp and heel portions joined at their bottom edges to the peripheries of said front and rear outsole portions, respectively.
Front and rear sole portions for forming an outsole suitable for outdoor wear comprising;
- a front outsole portion comprised of a semi-rigid material suitable for outdoor use, said front outsole portion having a ledge extending widthwise across the bank end thereof;
- and
- a rear outsole portion comprised of a semi-rigid material suitable for outdoor use, said rear outsole portion having a ledge extending widthwise across the front end thereof wherein said ledges of the front and rear outsole portions extend upwardly away from the bottom of the front and rear outsole portions so that the ledges do not contact the ground;
- whereby an elastic shank may be joined to said front and rear outsole portions by means extending through said shank and said ledges for forming a stretchable outsole suitable for outdoor use.
Dependencies are inferred from the claim text.