发明名称 Bolt-securing means for intermediate cage suspensions and undertype suspensions in mines
摘要 A safety coupling device comprises a bolt or pin provided at its free end with two parallel and diametrally extending bores (3.1) spaced apart in the axial direction of the bolt, and two securing pins (5) each provided with a head plate (5.1) and insertable into the bores (3.1) from opposite directions. The free end of each pin (5) passes through an opening (5.2) in the head plate (5.1) of the respective other pin (5), and each pin (5) is locked in place by a spring clip or plug inserted through a transverse bore (6.1) in the pin end. <IMAGE>
申请公布号 ZA9501242(B) 申请公布日期 1995.10.19
申请号 ZA19950001242 申请日期 1995.02.15
申请人 MAN GUTEHOFFNUNGSHUETTE AKTIENGESELLSCHAFT 发明人 GUENTER SCHOLZ
分类号 F16B21/12;F16B21/14 主分类号 F16B21/12
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