Durable, lightweight shock resistant shoe sole

Details Durable, lightweight shock resistant shoe sole Durable, lightweight shock resistant shoe sole

1995-09-06

1997-08-05

Patterson, M. D.

Boots, shoes, and leggings

Soles

Cushion

36 25R, 36114, 36 59C, A43B 1320, A43B 1312

Patent

active

056530463

ABSTRACT:
A durable, lightweight shock absorbing shoe sole having an upper sole and a bottom sole attached to the bottom of the upper sole and including a plurality of inverted cups within the bottom sole and penetrating into the upper sole. At least one of the inverted cups being of a preselected configuration and located directly beneath and pointed convexly toward a natural contact point of the human foot for absorbing and dispersing shock generated at the natural contact point during a footstep. The cup is also angularly displaced with respect to the longitudinal axis of the sole a preselected number of degrees with respect to the longitudinal axis. In addition, a reinforcing system is incoporated within the shoe sole and works in cooperative relationship with the inverted cups for increasing the structural integrity of the shoe sole.

REFERENCES:
patent: D248127 (1978-06-01), Batra
patent: D255175 (1980-06-01), Iwakata
patent: D267288 (1982-12-01), Davis
patent: 1352731 (1920-09-01), Egerton
patent: 2424463 (1947-07-01), Hogg
patent: 3086532 (1963-04-01), Mistarz
patent: 3568340 (1971-03-01), Gardner
patent: 3918181 (1975-11-01), Inohara
patent: 4096649 (1978-06-01), Saurwein
patent: 4266349 (1981-05-01), Schmohl
patent: 4697361 (1987-10-01), Ganter
patent: 4878300 (1989-11-01), Bogaty
patent: 4944321 (1990-07-01), Lawlor
patent: 5280680 (1994-01-01), Burke et al.
The Running Shoe Book, Peter R. Cavanagh.

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