Patent ID: 9603434
Date: 2017-03-28
CPC Classifications: A45D

Claim:
1. A mechanism of a lipstick tube, comprising a cup ( 1 ), an innerbody ( 2 ), a spiral ( 3 ) and an A-shell ( 4 ), wherein an axial key slot structure and a circumferential clasp clamping groove structure are provided between the spiral ( 3 ) and the A-shell ( 4 ), wherein the key slot structure comprises key slots ( 33 ) and splines ( 43 ), the clasp clamping groove structure comprises a first clasp ( 31 ) and a first clamping groove ( 41 ), the key slots ( 33 ) and the first clasp ( 31 ) are provided on an outer wall of the spiral ( 3 ), the splines ( 43 ) and the clamping grooves ( 41 ) are provided on an inner wall of the A-shell ( 4 ), the key slot structure is used to implement a circumferential fixation of the spiral ( 2 ) and the A-shell ( 4 ), and the clasp clamping groove structure is used to implement an axial fixation of the spiral ( 2 ) and the A-shell ( 4 ).