Selectively balanced golf club heads and method of head selection
    87.
    发明授权
    Selectively balanced golf club heads and method of head selection 失效
    选择性平衡的高尔夫球杆头和头部选择方法

    公开(公告)号:US5755624A

    公开(公告)日:1998-05-26

    申请号:US580479

    申请日:1996-01-22

    IPC分类号: A63B53/04

    摘要: A golf club head comprising a shell having toe and heel portions; a front wall defining a forward facing ball-striking face; and top and bottom walls, the bottom wall being metallic and having at least one local zone of relatively greater thickness, remaining extent of the bottom wall having thickness substantially less than the local zone of relatively greater thickness.

    摘要翻译: 一种高尔夫球杆头,包括具有趾部和跟部的壳体; 限定向前的击球面的前壁; 并且顶壁和底壁,底壁是金属的并且具有至少一个相对较大厚度的局部区域,底壁的剩余范围具有基本上小于相对较大厚度的局部区域的厚度。

    Iron golf club head with dual intersecting recesses

    公开(公告)号:US5749795A

    公开(公告)日:1998-05-12

    申请号:US543647

    申请日:1995-10-16

    IPC分类号: A63B53/00 A63B53/04 A63B59/00

    摘要: A golf club head having a body defining a heel, toe, top wall, bottom wall, and a front wall defining an upwardly and rearwardly inclined front face and rear face, comprising a body defining a forwardly extending main recess located rearwardly of the front wall; the body also defining an undercut recess located rearwardly of the front wall rear face and extending outwardly from the main recess toward the top wall and toward the bottom wall, proximate the rear face; the head having rearward projection with downward thickening between the top wall and the main recess, and rearwardly of the undercut recess that extends toward the top wall, the undercut recess that extends toward the top wall having forward and rearward sides that extend generally parallel to one another; the rearward projection having a lower surface facing the main recess, the lower surface intersecting the rearward side of the undercut recess at an acute angle.

    Hollow, metallic golf club head with relieved sole and dendritic
structure
    90.
    发明授权
    Hollow, metallic golf club head with relieved sole and dendritic structure 失效
    空心,金属高尔夫球杆头与缓解的鞋底和树枝状结构

    公开(公告)号:US5697853A

    公开(公告)日:1997-12-16

    申请号:US560958

    申请日:1995-11-20

    IPC分类号: A63B53/04

    摘要: A golf club head comprising toe and heel portions, a front wall defining a ball-striking face, and top and bottom walls, the bottom wall characterized as having a medial ridge, and as forming two shallow recesses, one recess between the ridge and the heel portion, and the other recess between the ridge and the toe portion, the recesses everywhere spaced rearwardly from the front wall, the one recess having an arcuate peripheral edge generally convex toward the heel portion, and the other recess having an arcuate peripheral edge generally convex toward the toe portion.

    摘要翻译: 包括趾部和跟部的高尔夫球杆头,限定击球面的前壁,以及顶壁和底壁,底壁的特征在于具有中脊,并且形成两个浅凹槽,在脊和 脚跟部分和脊与脚趾部分之间的另一个凹部,每个位置从前壁向后隔开的凹部,一个凹部具有大致朝向跟部部分凸出的弧形周边边缘,另一个凹部通常具有弧形周边 朝向脚趾部凸出。