发明名称 Golf practice device, comprises non extensible cord anchored into ground and secured to golf ball and via sliding ring to elastic cord anchored into ground at both ends
摘要 The golf ball (1) is secured to one end of a non-extensible cord (3), the other end (4) being anchored into the ground. A ring (6) slidably mounted on the section (5) of cord nearest the ball is attached to an elastic cord (7) crossing the non-extensible cord at right angles, both ends (8, 9) of the elastic cord being anchored into the ground. Markings along the section of non-extensible cord nearest the ball are used to alter ring position depending on what type of club is being used.
申请公布号 SE513546(C2) 申请公布日期 2000.10.02
申请号 SE19980003213 申请日期 1998.09.22
申请人 HOMERANGE AB 发明人 JOHN *SKAALEN
分类号 A63B;A63B69/36;(IPC1-7):A63B69/36 主分类号 A63B
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