Patent ID: 7761928

Claim:
A cap assembly structure for mounting an accessory on a cap body having a visor portion and a crown portion, comprising: a plurality of accessories, including a pair of goggles and an illuminating lamp; a sliding groove configured to be disposed on a bottom side of the visor portion, the sliding groove having a slot opening disposed at a distal end thereof and a slot configured to extend from the slot opening to a position adjacent a seam between the visor portion and the crown portion, wherein a plurality of serrated notches are formed in the sliding groove along at least one lateral edge of the slot; a sliding anchor block configured to slide in said sliding groove for adjusting a position on each of the accessories, wherein the accessories are used interchangeably; and an I-shaped engaging slipper coupled to a bottom portion of the sliding anchor block for engaging the serrated notches to lock the accessory in a desired position.