Split-pin drill jig
OwnerGraham Masseyinventor
Life of this patent
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Abstract
A manufacturing jig (50) for drilling a hole (40) in a bolt (10), the hole (40) having a castellated nut (20) assembled on the bolt (10), wherein the jig (50) includes a housing locatable on the assembled nut and bolt and a drill bush (60) located and aligned to allow a generally diametrical hole (40) to be drilled in the bolt (10) to receive a split pin.
Claims6
A jig for drilling a hole in a bolt, the hole having a castellated nut assembled on the bolt, wherein the jig includes a housing locatable on the assembled nut and bolt and a drill bush located and aligned to allow a generally diametrical hole to be drilled in the bolt to receive a split pin.
A jig as claimed in any preceding claim comprising means for axially locating the jig on the nut and bolt so that the hole can be drilled in the bolt at a suitable location.
A method for drilling a generally diametrical hole in a bolt, having a castellated nut located thereon, said hole being located and aligned in a suitable manner so as to receive a split pin which locks in place said nut, in which a drill jig is placed onto the nut and bolt assembly and a drill bush, being part of the jig, is used to guide a drill bit so that it may drill said hole.
Dependencies are inferred from the claim text.