发明名称 Ground anchor for sun-shades and holiday boxes - has two part hollow construction joined by rods inside, upper having screw attachment and bottom, large tapering blade driven into ground
摘要 <p>The ground anchor for sun shades and holiday safety boxes is assembled from two or more longitudinally hollow parts joined together. The bottom part has a helical blade with a small pitch held in the other pout by one or more rods fitting inside. The upper part is provided with a screw thread (3) on which the bottom of an object can be attached and locked with a screw cap. The helical blade (2) gradually reduces in dia. and has a tapered tip. A hole through the side of the top part may be provided for insertion of a bar to drive the anchor into the ground.</p>
申请公布号 NL8900912(A) 申请公布日期 1990.11.01
申请号 NL19890000912 申请日期 1989.04.12
申请人 ALOYSIUS WILHELMUS HENDRIKUS JANSSEN TE NIJMEGEN. 发明人
分类号 A45F3/44;E04H12/22 主分类号 A45F3/44
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