< Topic >There is no hair of the dog and times when the clothing is entwined, it is lightweight and the sufficient the very for useful dog it pulls also strength and offers the cushioning instrument of the string.SolutionsTubed enclosure the coiled spring in the 1st slide component one end to be locked 13 which makes one end of 12 which is enclosed inside 11 and the said tubed enclosure 11 and aforementioned coiled spring engage 12 and the said 1st slide component 13, making the other end extend from aforementioned tubed enclosure 11 and pull and the 1st traction bar in the 2nd slide component one end to be locked 15 which makes the other end of 14 which provides the concatenated section of the string or the collar and aforementioned coiled spring engage 12 and the said 2nd slide component 15, the other end from opposite side of aforementioned tubed enclosure 11Making extend, it pulled and it had with the 2nd traction bar 16 which provides the concatenated section of the string or the collar, when load fell on the traction bar, aforementioned coiled spring 12 was compressed, when the load which falls on the traction bar is released, aforementioned coiled spring 12 that tried expands in original length.< Choice figure >Drawing 1【課題】犬の毛や衣類が絡まったりすることがなく、軽量で強度も充分な非常に有用な犬用引き紐の緩衝器具を提供する。【解決手段】筒状外枠11と、該筒状外枠11内に収納されたコイル状バネ12と、前記コイル状バネ12の一端に係合させた第1のスライド部材13と、該第1のスライド部材13に一端を固定され、他端を前記筒状外枠11から突出させて引き紐または首輪の連結部を設けた第1の牽引バー14と、前記コイル状バネ12の他端に係合させた第2のスライド部材15と、該第2のスライド部材15に一端を固定され、他端を前記筒状外枠11の反対側から突出させて引き紐または首輪の連結部を設けた第2の牽引バー16とを備え、牽引バーに負荷がかかった時には、前記コイル状バネ12が圧縮され、牽引バーにかかる負荷が解除された時には、前記コイル状バネ12が元の長さに伸長するようにした。【選択図】図1
