screw anchor


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screw anchor

An anchor (similar to an expansion bolt) having a metal shell with a screw along its central axis; when the shell is placed in a hole and the screw is driven in, the shell expands, tightly securing the anchor in the hole.
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Brown worked in various sales/management capacities for national manufacturers of heavy construction hardware, including Richmond Screw Anchor, Dayton Superior and Meadow Burke.
The job called for the screw anchor sets to permanently stabilize the pipeline in its new location.
Even then, you still may have to use a dead man anchor, a rock anchor or a screw anchor to hold the antenna in place like it says on Page 2-11 of TM 11-5985-357-13.
After X-rays and careful measurements and evaluations of gum health and underlying bone structure, an oral surgeon or periodontist implants a titanium screw anchor into the bone.
Hammer Drive Screw Anchor: device is driven through hole in wall; tightening screw locks anchor into position
Also available is a one-piece, all-steel screw anchor that is designed to go through drywall and penetrate wood and metal studs with no pre-drilling.
Because of the substantial areas of muskeg that the pipeline route traversed, Enbridge selected a screw anchor system as the primary means of buoyancy control for the project after talks with TransCanada, which had considerable experience with screw-anchor buoyancy control.
These are also referred to as screw anchors, helical piles, and helical anchors in the market that use them for building deep foundations.