H:,\plwnlnerwoven\.NRPortbl\DCC\PLW\5045142_ Idoc-26/201 -6 A lifting anchor for embedment into a concrete panel, the anchor having a head of generally plate-like form for releasable engagement with lifting equipment, and at least one 5 leg extending from the head, the leg being profiled along its length so as to lock into the surrounding concrete, wherein the profiling is along an edge of the leg extending generally parallel to the plane of the head whereby when the anchor is set within the panel with the head extending in the thickness direction of the panel, substantially at right angles to the opposed faces of the panel, crack propagation generated in the concrete by the locking 10 profiling when under lifting load will tend to be in the width direction of the panel. - 4
Lifting anchors
2015-08-20
Patent
Elektronische Ressource
Englisch
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |