CONTROLLING HARDNESS OF ANCHOR BOLT EXPANSION SLEEVES

A masonry anchor including a sleeve having one or more protuberances extruded from its sidewall, said sleeve being annealed to a hardness not to exceed a Brinell hardness number of 230 so as to allow said protuberances to deform into a flattened state to increase the overall holding power of said an...

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Bibliographische Detailangaben
1. Verfasser:	HARRIS, FREDERICK J
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	BLASTING DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	A masonry anchor including a sleeve having one or more protuberances extruded from its sidewall, said sleeve being annealed to a hardness not to exceed a Brinell hardness number of 230 so as to allow said protuberances to deform into a flattened state to increase the overall holding power of said anchor.