公开(公告)号：US09016668B1

公开(公告)日：2015-04-28

申请号：US13193364

申请日：2011-07-28

申请人： Marc E. Christensen ,  David J. Lipniarski ,  Joseph C. Mecham

发明人： Marc E. Christensen ,  David J. Lipniarski ,  Joseph C. Mecham

IPC分类号： E01F15/00 ,  E04H17/16

CPC分类号： E04H17/16 ,  E04H9/10 ,  F41H11/08 ,  F42D5/045

摘要： A barrier includes a housing having an exterior surface and an interior surface, the exterior surface having a front face and an opposing back face each extending between a top face and an opposing bottom face and also between a first side face and an opposing second side face, the interior surface bounding a chamber that is adapted to receive a ballast. An elongated first locking groove is recessed on the front face and extends between the top face and the opposing bottom face, the first locking groove including an elongated channel extending between the top face and the bottom face and a constricted mouth through which the channel can be accessed.

摘要翻译： 屏障包括具有外表面和内表面的壳体，所述外表面具有前表面和相对的背面，每个背面在顶面和相对的底面之间以及第一侧面和相对的第二侧面之间延伸 ，所述内表面包围适于接收镇流器的室。 细长的第一锁定凹槽在前表面上凹陷并且在顶面和相对的底面之间延伸，第一锁定槽包括在顶面和底面之间延伸的细长通道和狭窄的口，通道可以穿过该狭槽 访问。