Patent Publication Number: US-2006008780-A1

Title: Hair educational tool

Description:
FIELD OF THE INVENTION  
      This practical creation is a sort of appliance for haircut teaching.  
     TECHNICAL BACKGROUND  
      This appliance is an improvement of the existing haircut teaching mannequin with hair planted in the head form. After use, the mannequin is thrown away, causing a lot of material waste and heavy environmental pollution. This practical creation aims to design a sort of haircut teaching tool that can be used over and over, to avoid waste. 
    
    
     DETAILS OF THIS INVENTION  
      This practical creation is carried out in this way: This creation mainly consists of hair wig and head form. On the head form, there is a fixing part along hairline; on the hair wig, there is another fixing part corresponding to the one on the head form. At the bottom of the head form, there is a support. When practicing, the hair wig and head form will be connected together to be a complete mannequin. After practicing, the head form will still be remained for next use.  
      The fixing part of the head form mentioned above is a concave groove along the hairline, and the fixing part on the hair wig mentioned above is a convex ridge along the hairline. When the convex ridge is pressed in to the concave groove, hair wig is connected with head form.  
      The fixing part of the head form mentioned above is some snap fasteners along the hairline, and the fixing part on the hair wig mentioned above is the corresponding sets to the snap fasteners along the hairline. Hair wig and head form connects to each other by fixing the two parts of snap fasteners.  
      The fixing part of the head form mentioned above is a piece of nylon agraffe along the hairline, and the fixing part of the wig mentioned above is the corresponding set to the agraffe along the hairline. Hair wig and head form connects to each other by fixing the two parts of snap fasteners.  
      The mentioned head form is made of PCV.  
      The positive effect of this creation is: convenient to use, beneficial for resource economy and environmental protection, easy to produce and promote.  
     DIRECTIONS OF THE ATTACHED DRAWING  
      Drawing  1  is the building structure of this practical creation.  
      Drawing  2  is the fixing chart of concave groove and convex ridge.  
      Drawing  3  is the fixing chart of snap fasteners.  
      Drawing  4  is the fixing chart of nylon agraffe.  
      In drawing,  1  indicates hair,  2  indicates head form,  3  indicates fixing part,  4  indicates bottom support,  5  indicates concave groove,  6  indicates convex ridge,  7  indicates snap fasteners,  8  indicates nylon agraffe.  
      As shown in Drawing  1 , hair ( 1 ) connects to head form ( 2 ) by fixing part ( 3 ), head form ( 2 ) connects with bottom support ( 4 ). The fixing sets mentioned here may be either concave groove ( 5 ) and convex ridge ( 6 ) in Drawing  2 , or snap fasteners ( 7 ) in Drawing  3 , or nylon agraffe ( 8 ) in Drawing  4 .