screw
A screw and thread technology, applied in the field of screws that accelerate the improvement of locking efficiency, can solve the problems of increased locking torque, compression, affecting the locking efficiency, etc., and achieve the effect of reducing locking resistance and improving efficiency.
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[0053] The foregoing and other technical contents, features and effects of the present invention will be clearly understood in the following detailed description of preferred embodiments with reference to the drawings.
[0054] refer to figure 2 , the first preferred embodiment of the present invention, the screw 3 includes a screw head 31, a rod body 32 extending outwards from the screw head 31, a lock opposite to the screw head 31 and formed at the other end of the rod body 32 part 33, a helical ring set on the rod body 32 and a first thread 34 extending from the screw head 31 to the lock part 33, and a screw ring set on the rod body 32 near the lock part 33 and toward The guide tooth 35 extending in the direction of the screw head 31, and one end of the aforementioned first thread 34 and the corresponding end of the guide tooth 35 are not in contact with each other, so that the first thread 34 and the guide tooth 35 are not in contact with each other. A toothless section ...
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