Automated tightening shoe and method

Details Automated tightening shoe and method Automated tightening shoe and method

2006-08-29

2006-08-29

Hong, John C. (Department: 3726)

Metal working

Method of mechanical manufacture

Assembling or joining

C036S050100

Reexamination Certificate

active

07096559

ABSTRACT:
An automated tightening shoe where a tightening mechanism is actuated which operates in one direction to cause automatic tightening of the shoe about a wearer's foot and which releases to allow loosening of the shoe. Shoe laces are led to the interior of the tightening mechanism in the heel whereat the laces are operatively associated in a tightening or in a loosening direction with the tightening mechanism. The tightening mechanism includes a rotatable central shaft which may have drums mounted thereto, a ratcheted coupling collar or ratcheted cam disk, a ratcheted actuator spool, a compression spring, a return spring, a ratchet wheel, and a release lever including a pawl and a cam actuator bar, all of which extend along the central shaft and operate to tighten as well as to allow loosening of the shoe laces.

REFERENCES:
patent: 5983530 (1999-11-01), Chou
patent: 6427361 (2002-08-01), Chou
patent: 6691433 (2004-02-01), Liu
patent: 6694643 (2004-02-01), Hsu

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