Heel device for shoes

Details Heel device for shoes Heel device for shoes

1988-11-29

1990-03-13

Schroeder, Werner H.

Boots, shoes, and leggings

Heels

Detachable

36 36R, A43D 2136

Patent

active

049073516

ABSTRACT:
A heel device for shoes having a heel and a heel lift detachably attached to the heel. An insertion hole is formed longitudinally at the heel, and an inserting rod of the shape corresponding to that of the insertion hole is stood on the heel lift. The inserting rod is detachably inserted into the insertion hole of the heel to attach or detach the heel lift to or from the heel. The inserting rod is rigidly held by a clamping member formed of a material having expansible and contractible properties and strong frictional force.

REFERENCES:
patent: 1854057 (1932-04-01), Norris
patent: 2263186 (1941-11-01), Parkhurst
patent: 2935799 (1960-05-01), Ronci
patent: 3041747 (1962-07-01), Pfeil
patent: 3473241 (1969-10-01), Parma
patent: 4729178 (1988-03-01), Bouchet
patent: 4819344 (1989-04-01), Schuller

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