Bar adjustment catch and network adjustment catch for high jump

摘要

Topic Regardless of the old age Wakao woman, quite be able to lock the adjustment catch easily in the pole, at the same time fixed state containment firmly, it is something which offers the instrument which does not do damage to the pole itself.Solutions It is something which features that it locks by the fact that cylindrical place of computer section 2 becomes small diameter depending upon the fact that body difference in level amount movement of 6 and body 5 is generated by the fact that it turns lever 7 and fastens the plane surface section of computer section 2. Choice figure Drawing 1