Patent ID: 11889886
Assignee: FOX INVESTMENTS LIMITED
Field: Other consumer goods (Other fields)
Classification: CPC A | IPC A

Claim 0:
1. A dance shoe having an upper and an underfoot portion, the underfoot portion including a sole shank, comprising:
a stiff structure, extending longitudinally in the shoe over at least a forefoot portion of the shoe and at least partially over a midfoot portion,
a plurality of hinges, each with a unidirectional stop being disposed widthwise in the sole shank in at least the forefoot portion so that a forefoot portion of the sole shank locks by the unidirectional stops to support plantar flexion and hinges to facilitate dorsiflexion of the foot and follow dorsiflexion of an intended wearer's forefoot,
wherein a portion of the sole shank in a midfoot position is conformable to an arch of the intended wearer's foot in plantar flexion, the sole shank being coupled to a rigid distal part of the shoe, and
wherein one or more hinges comprise a curving undulating form.