Hair band-uv protection sun visor and method of manufacturing the same

Abstract

A hair band-UV protection sun visor includes an outer band and an inner band, a visor unit coupled to the band unit to be rotatable on the band unit, and a cap side coupling device that couples the band unit and the visor unit. The cap side coupling device includes a circular coupler and a latch coupler, the circular coupler is fixedly coupled to the visor unit and the latch coupler is fixedly coupled to the band unit, and the circular coupler visor unit is rotated or fixed on the latch coupler band unit.

What is claimed is: 
     
         1 . A hair band-UV (Ultra-Violet) protection sun visor comprising:
 a band unit including an outer band and an inner band;   a visor unit coupled to the band unit to be rotatable on the band unit; and   a cap side coupling device that couples the band unit and the visor unit,   wherein the cap side coupling device includes a circular coupler and a latch coupler, the circular coupler is fixedly coupled to the visor unit and the latch coupler is fixedly coupled to the band unit, and the circular coupler visor unit is rotated or fixed on the latch coupler band unit.   
     
     
         2 . The hair band-UV protection sun visor of  claim 1 , wherein the outer band is a hair band formed by a tubular flexible and elastic band that is weaved in a hollow cylindrical shape. 
     
     
         3 . The hair band-UV protection sun visor of  claim 1 , wherein the inner band is a plastic stiffener. 
     
     
         4 . The hair band-UV protection sun visor of  claim 1 , wherein, when the circular coupler is rotated or fixed on the latch coupler, the visor unit is rotated or fixed on the band unit. 
     
     
         5 . The hair band-UV protection sun visor of  claim 1 , wherein the visor unit includes a fixing groove and the circular coupler includes a fixing protrusion. 
     
     
         6 . The hair band-UV protection sun visor of  claim 5 , wherein the fixing groove of the visor unit is fixed by being engaged with the fixing protrusion of the circular coupler and when the visor unit is rotated, the visor unit and the circular coupler are moved in unison. 
     
     
         7 . The hair band-UV protection sun visor of  claim 1 , wherein the latch coupler includes a plurality of fixing lugs and the circular coupler includes a toothed fixing portion. 
     
     
         8 . The hair band-UV protection sun visor of  claim 7 , wherein the toothed fixing portion of the circular coupler are engaged with the fixing lugs of the latch coupler so that, when the circular coupler is rotated, the toothed fixing portion is rotated on the fixing lugs and when the circular coupler is stopped, the fixing lugs are engaged with teeth of the toothed fixing portion. 
     
     
         9 . The hair band-UV protection sun visor of  claim 8 , wherein the latch coupler is assembled with the circular coupler and a fixing plate is assembled thereon so that the fixing plate is fixed by one or more second latches of the latch coupler. 
     
     
         10 . The hair band-UV protection sun visor of  claim 9 , wherein the latch coupler is assembled with the circular coupler, the fixing plate is assembled thereon, and a coupling device cover is assembled on the latch coupler. 
     
     
         11 . The hair band-UV protection sun visor of  claim 3 , wherein rectangular holes are formed at each of the centers of opposite end portions of the plastic stiffener and fixing steps are formed at top and bottom sides of each of the rectangular holes. 
     
     
         12 . The hair band-UV protection sun visor of  claim 11 , wherein, when first latches of the latch coupler are inserted into any of the rectangular holes of the plastic strip piece, the latches are engaged with the fixing steps of the rectangular hole to be fixed so that the inner band plastic stiffener is integrated with the latch coupler. 
     
     
         13 . The hair band-UV protection sun visor of  claim 2 , wherein the outer band  6  is a hair band of which the inner surface is not formed with an opening to expose a clamp or a plastic. 
     
     
         14 . The hair band-UV protection sun visor of  claim 1 , wherein the visor unit is made of polycarbonate. 
     
     
         15 . The hair band-UV protection sun visor of  claim 1 , wherein the visor unit has a ∩ shape so as to maintain the tension of the visor unit and the curve of the visor unit to be fitted on a forehead. 
     
     
         16 . The hair band-UV protection sun visor of  claim 1 , wherein the cap side coupling device is made of POM or acetal. 
     
     
         17 . A method of manufacturing a hair band-UV protection sun visor comprising: a band unit including an outer band and an inner band; a visor unit coupled to the band unit to be rotatable on the band unit; and a cap side coupling device that couples the band unit and the visor unit, wherein the cap side coupling device includes a circular coupler and a latch coupler, the circular coupler is fixedly coupled to the visor unit, the latch coupler is fixedly coupled to the band unit, the visor unit is rotated or fixed on the band unit when the circular coupler is rotated or fixed on the latch coupler, the outer band is a tubular band, and the inner band is a plastic stiffener, the method comprising:
 manufacturing the band unit;   manufacturing the visor unit;   manufacturing the cap side coupling device; and   assembling the band unit, the visor unit and the cap side coupling device, wherein the manufacturing of the band unit comprises:   cutting a weaved cylindrical hollow member into a predetermined length to obtain a tubular band;   inserting an iron strip  5  into the tubular band and shooting a laser beam into one surface of the band to perforate the surface; and   inserting the plastic stiffener into the tubular band so that the plastic stiffener is disposed predetermined position within the tubular band.   
     
     
         18 . The method of  claim 17 , wherein the plastic stiffener is made of PC/ABS PLUS GLASS 5 (registered trademark) to have a curvature that corresponds to an average curvature of adults' foreheads so that the band comes into close contact with a forehead and is formed with one or two holes at each of the opposite end portions so that the plastic stiffener may be used for various sizes of the visor unit. 
     
     
         19 . The method of  claim 17 , wherein the manufacturing of the visor unit comprises:
 pressing a flat polycarbonate plate in the shape of the visor unit using a press;   fixing the flat polycarbonate plate to a mold having a curvature which is the same as that of the plastic stiffener and putting the mold with the polycarbonate plate into a heating chamber to be heated for a predetermined length of time; and   forming, before mirror coating, a hard coating to improve the strength of the surface of the visor and to facilitate the mirror coating.   
     
     
         20 . The method of  claim 17 , wherein in the manufacturing of the cap side coupling device, the fixing plate, the circular coupler and the latch coupler of the cap side coupling device are made of POM or acetal and the cap side coupling device cover is made of an aluminum sheet. 
     
     
         21 . The method of  claim 17 , wherein the assembling of the band unit, the visor unit and the cap side coupling device comprises:
 matching the holes of the opposite end portions of the visor unit with the holes of the band unit and inserting the first latches of the assembled coupling device into the band unit hole or of the band unit to assemble the coupling device with the band unit; and   connecting the opposite ends of the band unit by sewing and mounting a clip thereon to finish the opposite ends.