US 11,602,197 B2 · Quick string-tying device and method

Abstract

The present application relates to a quick string-tying device including a first case body provided with a first bottom portion, a first open end, and a first sidewall extending and formed from the first bottom portion towards the first open end, the first bottom portion and the first sidewall forming a first accommodation space, the first bottom portion being provided with a first string-passing opening for two free ends of a string to pass therethrough, a slit formed on the first sidewall and extending from the first open end towards the first bottom portion, the slit being used to clamp the two free ends of the string which enter into the slit. The quick string-tying device is suitable for use on various items that require tying of a string, and can achieve quick tying and loosening of a string. A method for tying a string is also disclosed.

Claims15

Dependent claims

A quick string-tying device, comprising a first case body, the first case body being provided with a first bottom portion, a first open end, and a first sidewall extending and formed from the first bottom portion towards the first open end, the first bottom portion and the first sidewall forming a first accommodation space, the first bottom portion being provided with a first string-passing opening for two free ends of a string to pass therethrough, a slit formed on the first sidewall and extending from the first open end towards the first bottom portion, the slit being used to clamp the two free ends of the string which enter into the slit;

wherein the slit comprises a V-shaped opening section and an upright section connected to the V-shaped opening section, and a width of a narrowest gap of the V-shaped opening section which is joined to the upright section is smaller than a width of the string.

A method for tying a string, comprising:

providing a quick string-tying device, the quick string-tying device comprising a first case body, the first case body being provided with a first bottom portion, a first open end, and a first sidewall extending and formed from the first bottom portion towards the first open end, the first bottom portion and the first sidewall forming a first accommodation space, the first bottom portion being provided with a first string-passing opening, a slit formed on the first sidewall and extending from the first open end towards the first bottom portion, and a second case body, the second case body comprising a second bottom portion, a second open end, and a second sidewall extending and formed from the second bottom portion towards the second open end, the second bottom portion and the second sidewall forming a second accommodation space, the second case body being provided with a second string-passing opening;
passing two free ends of a string through the first string-passing opening;
tying a first slipknot with the two free ends or twisting the two free ends against each other to form a twisted portion;
continuously passing the two free ends through the second string-passing opening;
tying a second slipknot with the two free ends;
pulling the second slipknot into the second accommodation space so that the two free ends are secured in the second accommodation space;
and
adjusting a length of the two free ends between the first and second case bodies so that the first slipknot or the twisted portion is locked in the first accommodation space.

5 more elements

Dependencies are inferred from the claim text.

Quick string-tying device and method

Life of this patent

Quick string-tying device and method

Life of this patent

Abstract

Claims15