E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 41/00 (2006.01) E21B 7/02 (2006.01)
Patent
CA 2531542
This invention relates to a novel safety shield for rotary drilling rigs. More particularly, the invention pertains to a portable, clam-shell style extendible leg safety shield which can be readily installed on the ground around the drill stem of an operational drilling rig, such as an oil well drilling rig. A safety shield for use in association with rotary drilling rigs comprising (a) a first protective shield; (b) a second protective shield hinged to the first shield; (c) a first leg assembly connected to the exterior of the first shield; (d) a second leg assembly secured to the exterior of the second shield; and (e) a securing mechanism for securing the first shield to the second shield.
Barker John
Oyen Wiggs Green & Mutala Llp
LandOfFree
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