发明名称 BUILDING DOOR OPENER
摘要 <p>A portable, tactical building door opener comprises a door opening mechanism comprising: a body; a door opening arm pivotally connected to the body at a first end and having a roller for engaging the surface of the door at a second end; and an actuator for rotating the door opening arm with respect to the body, from a ready position in which the roller is not forced against the surface of the door, to a door-opened position in which the roller is forced against the surface of the door to open the door. The actuator is remotely and manually operable. The device further includes a support for temporarily and removably bracing the door opening mechanism with respect to the door.</p>
申请公布号 CA2504282(A1) 申请公布日期 2006.10.15
申请号 CA20052504282 申请日期 2005.04.15
申请人 ALLEN-VANGUARD CORPORATION 发明人 MOLNAR, KENNETH;GRAHAM, CHRISTOPHER
分类号 E05F11/04;E05F1/08;E05F7/00;E05F11/54 主分类号 E05F11/04
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