Sports footwear

Details Sports footwear Sports footwear

1993-06-25

1995-01-31

Sewell, Paul T.

Boots, shoes, and leggings

Soles

Cushion

36 35B, A43B 1318

Patent

active

053849779

ABSTRACT:
Improved sports footwear which includes an insert positioned at least in the heel region of a shoe, the insert including an elastically deformable cellular structure arranged within an elastically deformable air-impermeable casing provided with inner projections on opposing faces. The casing is pneumatically connected to controllable mechanism, rigid with the footwear, for varying the air pressure within the casing so as to modify the elastic characteristics of the insert. Each projection on one face thereof is connected to a face portion of an opposing projection.

REFERENCES:
patent: 532429 (1895-01-01), Rogers
patent: 1598809 (1926-09-01), Dressel
patent: 1605588 (1926-11-01), Huiskamp
patent: 1981300 (1934-11-01), Berg
patent: 2721400 (1955-10-01), Isreal
patent: 3253355 (1966-05-01), Menken
patent: 4012854 (1977-03-01), Berend et al.
patent: 4187620 (1980-02-01), Selner
patent: 4219945 (1980-09-01), Rudy
patent: 4236326 (1980-12-01), Inohara
patent: 4262433 (1981-04-01), Hagg et al.
patent: 4297797 (1981-11-01), Meyers
patent: 4358902 (1982-11-01), Cole et al.
patent: 4364186 (1982-12-01), Fukuoka
patent: 4391048 (1983-07-01), Lutz
patent: 4397104 (1983-08-01), Doak
patent: 4417407 (1983-11-01), Fukuoka
patent: 4446634 (1984-05-01), Johnson et al.
patent: 4472890 (1984-09-01), Gilbert
patent: 4535553 (1985-08-01), Derderian et al.
patent: 4546555 (1985-10-01), Spademan
patent: 4610099 (1986-09-01), Signori
patent: 4631843 (1986-12-01), Annovi
patent: 4674206 (1987-06-01), Lyden
patent: 4768295 (1988-09-01), Ito
patent: 4783910 (1988-11-01), Boys, II et al.
patent: 4794707 (1989-01-01), Franklin et al.
patent: 4815221 (1989-03-01), Diaz
patent: 4817304 (1989-04-01), Parker et al.
patent: 4874640 (1989-10-01), Donzis
patent: 4887367 (1989-12-01), Mackness et al.
patent: 4908962 (1990-03-01), Yung-Mao
patent: 4912861 (1990-04-01), Huang
patent: 4918838 (1990-04-01), Chang
patent: 4924605 (1990-05-01), Spademan
patent: 4934072 (1990-06-01), Fredericksen et al.
patent: 4936029 (1990-06-01), Rudy
patent: 4956927 (1990-09-01), Misevich et al.
patent: 4970807 (1990-11-01), Anderie et al.
patent: 4993173 (1991-02-01), Gardiner
patent: 4995173 (1991-02-01), Spier
patent: 4999932 (1991-03-01), Grim
patent: 5010661 (1991-04-01), Chu
patent: 5010662 (1991-04-01), Dabuzhsky et al.
patent: 5025575 (1991-06-01), Lakic
patent: 5042176 (1991-08-01), Rudy
patent: 5067256 (1991-11-01), Darby
patent: 5068981 (1991-12-01), Jung
patent: 5074765 (1991-12-01), Pekar
patent: 5086574 (1992-02-01), Bacchiocci
patent: 5092060 (1992-03-01), Frachey et al.
patent: 5113599 (1992-05-01), Cohen et al.
patent: 5158767 (1992-10-01), Cohen et al.
patent: 5174049 (1992-12-01), Flemming
patent: 5224278 (1993-07-01), Jeon
patent: 5233767 (1993-08-01), Kramer
patent: 5253435 (1993-10-01), Auger et al.
patent: 5512083 (1992-10-01), Gagne

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