Patent · US Active

Drilling rig

US8714882B2 · kind B2 · utility

0Cited by
12References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 30, 2012
Grant dateMay 6, 2014
Priority date
Expiry dateOct 30, 2032

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B19/20
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A bolting apparatus and method for inserting a rod into a surface, the bolting apparatus including a base having a foot end and a head end, at least one stabilizing rod extendable from the base head end and having a stabilizing rod end adapted to contact a surface to be drilled, and a mechanism attached to the base between the base foot end and the stabilizing rod end and adapted to grip the rod.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.