<p>A locking device for parasols which includes a cylindrical main sleeve (1) with a wide rigid top (2), below which is a threaded section (3), and tapered end (4), over which is screwed a constricting sleeve (6) that has a male thread (7) and sloping inner base (8). A reducing sleeve (9) may be inserted into the main sleeve (1).</p>
申请公布号
WO2004041028(A1)
申请公布日期
2004.05.21
申请号
WO2003GB04563
申请日期
2003.10.22
申请人
TAYLOR, JOHN, HENRY;RUSSELL, DAVID;MONTEFUSCO, NORMAN