发明名称 Adjustable headgear
摘要 The invention relates to adjustable headgear having a crown adapted to receive the head of the wearer, a slit extends inwardly and upwardly from the edge of the headgear into the crown side, which provides sufficient movement to allow for wide size adjustment. The crown is completed to form a head encircling enclosure by overlapping slit edges, or a separate cover to fill the slit. The slit edges are held in definite relationship to each other. The slit width is maintained in relative position by adjustable securing means mounted on either side of the slit, or by releasable adjustable securing means mounted on an exterior cover attached to the crown. The edges of the slit are maintained in alignment by separate guide means mounted on either side of the slit, or by the previously mentioned releasable adjustable securing means mounted on an exterior cover attached to the crown. The slit is covered by fabric formed either by the edges of the slit itself, a flap or an internal panel. When the guide means are part of the brim of a hat they also form a continuation and extension of the brim. Previous attempts to design a one-size-fits-all headgear were unable to provide a snug fitting brimmed hat with a continuous brim. The whole arrangement permits an adjustable hat without significant, visible or substantial deformation of the headgear.
申请公布号 US4864662(A) 申请公布日期 1989.09.12
申请号 US19870036878 申请日期 1987.04.09
申请人 FRANK, JOSEPH 发明人 FRANK, JOSEPH
分类号 A42B1/22 主分类号 A42B1/22
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