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US 2011/0033246 A1Published application
Tensionable tubular resin anchored tubular bolt and method
AssigneeF.M. Locotos Co., Inc.
InventorFrank M. Locotos
Life of this patent
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AssigneeF.M. Locotos Co., Inc.
InventorFrank M. Locotos
Estimating the term…
A bolt includes a tube, at least a portion of which is hollow, having a top and the bottom and at least one dimple. The bolt includes an insert fixed to the interior of the tube in proximity to the dimple with the dimple disposed between the insert and bottom of the tube. A method for a bolt includes the steps of inserting a resin cartridge into a hole. There is the step of inserting the bolt into the hole. There is the step of placing a top end of a installation tool into a hollow tube of the bolt. There is the step of moving the tool up, which pushes the tube upwards, causing the resin cartridge to break. There is the step of rotating the top end of the tool, which causes the tube to rotate and mix the resin. There is the step of holding the top end of the installation tool inside the tube until the resin hardens and a resultant tension remains on the bolt. An installation tool. A method for forming an installation tool.
A bolt comprising:
A method for a bolt comprising the steps of:
A method for making an installation tool for a tubular mine roof bolt comprising the steps of:
An installation tool that fits on a mine roof bolting machine for turning a tubular mine roof bolt having an insert comprising:
A method for a bolt comprising the steps of:
Dependencies are inferred from the claim text.