Boots – shoes – and leggings – Soles – Cushion
Patent
1992-09-18
1993-07-06
Meyers, Steven N.
Boots, shoes, and leggings
Soles
Cushion
36 27, 36 35B, 36 38, A43B 1320
Patent
active
052242781
ABSTRACT:
A midsole having a bellows type of shock absorbing air bag and a method for preparation of such a midsole. The present midsole comprises a hexahedral-shaped air bag for absorbing an outer shock and comprising upper and lower parts which are provided with a plurality of vertical bellows members, a plurality of elastic bodies for providing elasticity for the air bag and being received in each bellow member, a plurality of upper and lower caps for causing the elastic bodies to maintain their positions in the bellows members and being mounted on the air bag as engaging with an open end of each bellows member, an air control valve for controlling air charge in or air discharge from the air bag and an air communication pipe for permitting the air bag to communicate with the air control valve by being connected at an end thereof to the air bag and at the other end to the air control valve. The present invention provides a midsole which freely controls its cushioning in accordance with the using object of the shoe and is provided with a shock absorbing air bag having an excellent resilience.
REFERENCES:
patent: 733167 (1903-07-01), Denton
patent: 1098241 (1914-05-01), Forray
patent: 1099180 (1914-06-01), Karacsonyi
patent: 1338817 (1920-05-01), DeLuca
patent: 4521979 (1985-06-01), Blaser
patent: 4610099 (1986-09-01), Signori
patent: 4680875 (1987-07-01), Danieli
patent: 4715130 (1987-12-01), Scatena
Hilliard Thomas P.
Meyers Steven N.
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