Rear vision helmet visor structure

Abstract

A rear vision helmet visor structure includes a visor and at least two mirrors disposed on the visor. The visor is divided into a main portion and a sub-portion, and an opening-closing structure is formed between the main portion and the sub-portion. Therefore, when the main portion of the visor is fixed to a helmet shell, the sub-portion may be opened and closed relative to the helmet shell so that the mirrors may be opened and closed and a volume of the visor may be reduced.

1 . A rear vision helmet visor structure, comprising:
 a visor having a main portion and a sub-portion;   at least two mirrors respectively disposed on the main portion and the sub-portion; and   at least one opening-closing structure disposed between the main portion and the sub-portion so that the mirrors can be opened and closed and a volume of the visor can be reduced.   
   
   
       2 . The rear vision helmet visor structure according to  claim 1 , wherein the opening-closing structure is formed by a rotatable member. 
   
   
       3 . The rear vision helmet visor structure according to  claim 1 , wherein the opening-closing structure is formed by a retractable member. 
   
   
       4 . The rear vision helmet visor structure according to  claim 1 , wherein the opening-closing structure is formed by an up-lifting member. 
   
   
       5 . The rear vision helmet visor structure according to  claim 1 , wherein the opening-closing structure is formed by a front portion of the sub-portion and the main portion, which are integrally formed. 
   
   
       6 . The rear vision helmet visor structure according to  claim 1 , wherein the main portion may be combined with an accessory on a helmet shell. 
   
   
       7 . The rear vision helmet visor structure according to  claim 1 , wherein at least one corresponding engaging member may be disposed on each of the main portion and the sub-portion. 
   
   
       8 . The rear vision helmet visor structure according to  claim 1 , wherein at least one corresponding engaging member may be disposed on each of the sub-portion and an accessory of a helmet shell. 
   
   
       9 . The rear vision helmet visor structure according to  claim 1 , wherein the sub-portion may be disposed between left and right accessories on a helmet shell. 
   
   
       10 . The rear vision helmet visor structure according to  claim 1 , wherein the opening-closing structure may be disposed between the sub-portion and the left and right accessories on a helmet shell. 
   
   
       11 . The rear vision helmet visor structure according to  claim 1 , wherein a jointing member may be added between the main portion and the sub-portion. 
   
   
       12 . The rear vision helmet visor structure according to  claim 1 , wherein the at least two mirrors may be disposed on the sub-portion. 
   
   
       13 . The rear vision helmet visor structure according to  claim 1 , wherein two holes are respectively formed on two sides of the visor so that the visor may be fixed to threaded holes of a helmet shell by screws. 
   
   
       14 . The rear vision helmet visor structure according to  claim 1 , wherein a fixing panel may be disposed below the visor, the fixing panel is connected and fixed to the visor, and a plurality of fixing members is disposed on the fixing panel so that the visor may be fixed to a helmet through the fixing panel, wherein a front upper edge of a helmet shell has a plurality of fixing members. 
   
   
       15 . The rear vision helmet visor structure according to  claim 1 , wherein a plurality of fixing members is disposed on the visor so that the visor may be fixed to a helmet, wherein a front upper edge of a helmet shell has a plurality of fixing members. 
   
   
       16 . The rear vision helmet visor structure according to  claim 1 , wherein a front one of the at least two mirrors may be disposed on a helmet shield. 
   
   
       17 . The rear vision helmet visor structure according to  claim 1 , wherein two sides of a rear portion of the main portion may be extended and connected together. 
   
   
       18 . The rear vision helmet visor structure according to  claim 1 , wherein an elastic member may be added between the main portion and the sub-portion.