Patent ID: 8678942

Claim:
An adjustable canopy mechanism adapted for use in an infant carrier device, the infant carrier device including a frame unit that has opposite lateral sides, said adjustable canopy mechanism comprising: a top cover having opposite lateral ends; and a pair of pivot seat units, each of which is adapted to connect a respective one of said lateral ends of said top cover to a respective one of the lateral sides of the frame unit, and includes a first pivot seat having a first seat body that is coupled to one of the respective one of said lateral ends of said top cover and the respective one of the lateral sides of the frame unit, and that has a first central pivot portion and a plurality of engaging grooves arranged angularly about said first central pivot portion, and a second pivot seat having a second seat body that is coupled to the other one of the respective one of said lateral ends of said top cover and the respective one of the lateral sides of the frame unit, and that has a second central pivot portion connected rotatably to said first central pivot portion of said first pivot seat, and a plurality of resilient arms engaging removably and respectively a subset of said engaging grooves that correspond in number to said resilient arms; wherein said second pivot seat is rotatable relative to said first pivot seat for a predetermined angle so that said resilient arms engage respectively another subset of said engaging grooves corresponding in number to said resilient arms, thereby adjusting the position of said top cover relative to the frame unit; wherein said first seat body of said first pivot seat of each of said pivot seat units further has a first round space and an inner surrounding surface that confronts said first round space and that is formed with said engaging grooves, said first central pivot portion of said first pivot seat of each of said pivot seat units being located in a center of said first round space of said first pivot seat of a corresponding one of said pivot seat units; and wherein said first seat body of said first pivot seat of each of said pivot seat units further has a plurality of protrusions formed on said inner surrounding surface, each of said engaging grooves of said first pivot seat of each of said pivot seat units being defined between an adjacent pair of said protrusions of said first pivot seat of a corresponding one of said pivot seat units.