Patent ID: 9622544
Date: 2017-04-18
CPC Classifications: A43C,Y10T

Claim:
1. An adjusting device for tightening or loosening a lace, the adjusting device comprising: a base having an accommodating space and at least one stopping member, wherein the accommodating space is communicated with an ambience through two holes; a knob pivotally disposed in the accommodating space, the knob comprising an annular track corresponding to the two holes and a plurality of annular teeth; and a releasing unit disposed in the accommodating space and the knob for providing a raising or lowering operation, the releasing unit comprising a plurality of elastic arms, an annular member, a first limiting portion, a second limiting portion and an intermittent sliding portion located between the first limiting portion and the second limiting portion, wherein one end of each of the elastic arms is connected to the annular member and the other end of each of the elastic arms is protruded outwards; wherein the intermittent sliding portion allows the stopping member to pass therethrough when a preliminary force is exerted; when the stopping member is positioned by the first limiting portion, the releasing unit is located in a first position and the elastic arm is engaged with one of the annular teeth; and when the stopping member is positioned by the second limiting portion, the releasing unit is located in a second position and the elastic arm is separated from the annular teeth.