| 摘要 |
<p>The hook connection is for connecting and releasing thermal insulation wall elements, which have a foam plastics core and two covering plates made from sheet metal. The closing arrangement has a hook and eye in the opposite edges of two wall elements. The fasteners have plastics housing for thermal insulation and can be fully retracted within the plate edge. The basic housing (38) of the hook is similar to the housing of the eye. The housing has a pocket with a shaft for the hook or the hooking web.</p> |
