发明名称 Pulling rope tip with foot joint
摘要 <p>The retractable spring head (1) has a base (2), a flexible part (3) and a head piece (4) for retractable spring for retracting of lines into pipes and cavities. The flexibility of the flexible part of base increases toward the head piece.</p>
申请公布号 EP2296239(A1) 申请公布日期 2011.03.16
申请号 EP20090170333 申请日期 2009.09.15
申请人 IMMOTHAL INVESTMENT GMBH 发明人 HASLACHER, ANDREAS
分类号 H02G1/08 主分类号 H02G1/08
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