| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an easy-to-carry portable golf sway checker allowing a player himself/herself to easily check a plurality of check items in a tactile feeling or visually.SOLUTION: A golf sway checker includes: an expandable and retractable strut part 3; leg parts 23 provided on one end side of the strut part, expanding and supporting the strut part in a state that the strut part is stood; and a checking ruler part 51 provided on the other end side of the strut part. The checking ruler part can be contracted and closed/expand, expands to form a ruler 69 having a length dimension sideways, is contracted and closed in a single axis state, and can be folded to the strut part side. The golf sway checker guides a waist or a knee with the ruler 69, and can check sway. The checking ruler part 51 is closed to be formed in the single axis state, further is extended with a rod or the like, and can be utilized to check an address line or the like.</p> |
