首页> 外国专利> Support Strut for a Mine, a First metal tube that extends from the floor and has a First and a second portion, a Second Tube around the first portion,When the second Tube gets a load of the roof, the second portion deforms the second Tube and expands, creating a Resistance and methods.

Support Strut for a Mine, a First metal tube that extends from the floor and has a First and a second portion, a Second Tube around the first portion,When the second Tube gets a load of the roof, the second portion deforms the second Tube and expands, creating a Resistance and methods.

机译：矿井的支撑撑杆，第一根金属管从地板延伸并具有第一部分和第二部分，第二根管围绕着第一部分，当第二根管承受屋顶的载荷时，第二部分使第二根管变形并展开，创造出一种抵抗和方法。

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摘要

Deformable Support Strut for a Mine has a First metal tube that extends from the floor and has a First and a second portion, a Second Tube around the first portion,When the second Tube gets a load of the roof, the second portion deforms the second Tube and expands, creating a resistance against the ceiling, and associated methods.

机译：矿山的可变形支撑支柱具有从地面延伸的第一金属管，第一金属管具有第一和第二部分，围绕第一部分的第二金属管，当第二金属管受到屋顶的载荷时，第二金属管使第二金属管变形管并膨胀，产生对天花板的阻力，以及相关方法。

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公开/公告号CL2012002923A1

专利类型
公开/公告日2013-07-12

原文格式PDF
申请/专利权人 STRATA PRODUCTS WORLDWIDE LLC;
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申请/专利号CL20120002923
发明设计人 MCCARTNEY CLIFFORD A.;O´DONNELL THOMAS P.;
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申请日2012-10-19
分类号E21D15/00;E21D15/48;E21D15/50;
国家 CL
入库时间 2022-08-21 16:42:10

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