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Insole

  • US 5,542,196 A
  • Filed: 06/02/1995
  • Issued: 08/06/1996
  • Est. Priority Date: 04/15/1994
  • Status: Expired due to Fees
First Claim
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1. An innersole for underlying a human foot, said human foot having a forefoot, a rearfoot, a centroid region, a calcaneal region, and a metatarsal arch, said innersole comprising:

  • a) a first layer having a first hardness and a shape corresponding to the full plantar sole of the human foot, and a lowermost portion of the first layer lying in a first planeb) a second layer having a second hardness, said second layer for underlying the periphery of the forefoot, the periphery of the rearfoot, and the centroid region of the foot and said second layer having means defining a first opening for underlying the calcaneal region and means defining a second opening for underlying the metatarsal arch, and a uppermost portion of the second layer lying in a second planewherein the second hardness is greater than the first hardness and, the second layer is positioned beneath and is distinct from the first layer and the first and second planes being directly adjacent.

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