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US 4,363,177 AGranted
Style convertible footwear
OwnerLeslie A. Borosinventor
Life of this patent
Estimating the term…
Abstract
Each of a plurality of readily detachably attachable heels and each of a plurality of readily detachably attachable uppers are selectively mounted upon a sole and offer a user the freedom of rapid facile changes in style of footwear.
Claims24
Convertible footwear, said footwear comprising in combination:
- (a) a sole;
- (b) a replaceable heel;
- (c) means for detachably attaching said heel to said sole, said attaching means comprising a threaded stud extending from the upper end of said heel and a threaded cavity disposed in said sole for receiving said stud, each said stud and said cavity including single turn threads for effecting attachment therebetween;
- (d) means for locking said heel to said sole upon attachment to prevent inadvertent detachment of said heel, said locking means comprising a male detent and a female detent engageable with one another upon threaded engagement between said stud and said cavity, said male detent engaging said female detent upon one turn engagement of said stud with said cavity;
- (e) a replaceable upper having opposed extremities;
- (f) a channel disposed in each of the opposed sidewalls of said sole;
- and
- (g) means for releasably engaging one of the extremities of said upper with each of said channels.
5 more elements
Convertible footwear, said footwear comprising in combination:
- (a) a sole;
- (b) a replaceable heel;
- (c) means for detachably attaching said heel to said sole, said attaching means comprising a threaded stud extending from the upper end of said heel and a threaded cavity disposed in said sole for receiving said stud;
- (d) means for locking said heel to said sole upon attachment to prevent inadvertent detachment of said heel, said locking means comprising a male detent and a female detent engageable with one another upon threaded engagement between said stud and said cavity;
- (e) a replaceable upper having opposed extremities;
- (f) a channel disposed in each of the opposed sidewalls of said sole;
- and
- (g) means for releasably engaging one of the extremities of said upper with each of said channels, said engaging means comprising a bulbous element disposed at each extremity of said upper and, each said channel including a lip for retaining said bulbous end within said channel, said bulbous element comprising cording.
5 more elements
Convertible footwear, said footwear comprising in combination:
- (a) a sole having opposed sidewalls;
- (b) a replaceable upper having opposed extremities;
- (c) means for detachably attaching each extremity of said upper to one of the sidewalls of said soled, said attaching means including and being limited to first engaging means associated with each extremity of said upper and second engaging means associated with each sidewall of said sole for precluding relative movement between the extremities of said upper and the sidewalls of said sole in a direction parallel to the plane of the respective one of the sidewalls;
- and
- (d) said first and second engaging means including press fit means for attaching and detaching each extremity of said upper to one of the sidewalls of said sole only by direct and essentially orthogonal movement toward and away, respectively, from the plane defined by the respective one of the sidewalls.
2 more elements
Dependencies are inferred from the claim text.