Golf clubs and golf club heads
    7.
    发明授权

    公开(公告)号:US11918868B2

    公开(公告)日:2024-03-05

    申请号:US17645475

    申请日:2021-12-22

    Abstract: The invention is a golf club head with a ball striking face including a plurality of recesses, a plurality of first grooves, and a plurality of second grooves that extend between a heel edge and a toe edge of the club head. The ball striking face includes a first material, for example a metal material, and the plurality of recesses are filled with a fill material, for example a polymer material. The depth of the grooves, the height of the grooves, the fill material, and the positioning of the grooves can all affect the performance of the club head. In some embodiments, the club head is a putter-type club head.

    GOLF CLUB HEADS
    8.
    发明公开
    GOLF CLUB HEADS 审中-公开

    公开(公告)号:US20230372786A1

    公开(公告)日:2023-11-23

    申请号:US18137065

    申请日:2023-04-20

    Abstract: Golf club heads are provided for selectively increasing or optimizing the coefficient of restitution (COR) at likely impact locations on the striking face of the golf club heads, while simultaneously maintaining characteristic time (CT) below a threshold value in those likely impact locations. By analyzing historical impact locations of a large cross-section of golfers, golf club head COR values can be increased or optimized in preferential locations on the striking face, such as using weighting factors for a predefined set of locations on the striking face. Therefore, instead of increasing COR uniformly across the face and/or increasing COR at impact locations on the face where golfers are unlikely to strike the golf ball, the sweet spot of the golf club head can be increased at the impact locations where golfers typically strike the golf ball.

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