High strength anchor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 30, 1993
Grant Date -
N/A
app pub date -
Nov 6, 1992
filing date -
Nov 6, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The disclosed earth anchor has a helix formed in a spiral around a hub. The helix is arranged to bear a load when the earth anchor is installed into the earth. The hub has outer and central hub portions forming a recess which receives a torque tube having inner and outer perimeters. Torque is transferred from the outer perimeter of the torque tube through the outer hub portion of the hub to the helix and from the inner perimeter of the torque tube through the central hub portion of the hub to the helix. The hub is of a unitary construction.
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