Extendable strap and bag provided with the same
OwnerKijuro Kawakitainventor
Life of this patent
Estimating the term…
Abstract
A strap device has guides 3, 5 in which slits 7b, 7a, 9a, 9b are formed with central members 3b, 5b intervening therebetween. First ends of straps 11, 13 are secured to the central members 3b, 5b respectively. A second end 11b of the strap 11 passes through the slits 9a, 9b, and then passes through the slit 7a of the guide 3. A second end 13b of the strap 13 passes through the slits 7a, 7b of the guide 3, and then passes through the slit 9a. When the second ends 11b, 13b are pulled out in mutually opposite directions, the strap, which has a quadruple length as compared with the spacing distance between the guides, can be instantaneously pulled out. When the strap device 15 is used for a shoulder strap for a bag which has a good appearance.
Claims23
An extendable/contractible strap device comprising:
- a first guide which is formed with first and third slits;
- a first strap which has a first end connected to the first guide;
- a second guide which is arranged opposingly to the first guide and which is formed with second and fourth slits;
- and
- a second strap which has a first end connected to the second guide, wherein:
- the first strap has a second end which passes through at least one of the second slit and the fourth slit, which returns to the first guide, and which subsequently passes through one of the first slit and the third slit of the first guide, and the second strap has a second end which passes through at least one of the first slit and the third slit, which returns to the second guide, and which subsequently passes through one of the second slit and the fourth slit of the second guide.
An extendable/contractible strap device comprising:
- a first guide which is formed with a first slit;
- a first strap and a second strap which have first ends connected to the first guide respectively;
- and
- a second guide which is arranged opposingly to the first guide and which is formed with a second slit, wherein:
- the first strap has a second end which passes through the second slit, which returns to the first guide, and which subsequently passes through the first slit, and the second strap has a second end which passes through the second slit.
Dependencies are inferred from the claim text.