Safety device applied to appliances for lifting boards onto ceilings and walls
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United States of America Patent
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Oct 12, 2010
Issued Date -
N/A
app pub date -
Nov 29, 2007
filing date -
Dec 1, 2006
priority date (Note) -
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Abstract
A safety device applied to appliances for lifting boards onto ceilings and walls comprises a telescopic mast, an upper part of which accommodates the board holder and traction and safety ropes operated by a manually controlled winch, a component for attaching and fastening the traction rope and safety rope so that they are at the same fastening level, and a mechanism for tensioning the safety rope. The attachment component is fixed in the lower receiving part of the terminal inner section of the telescopic assembly. The tensioning mechanism is external relative to the telescopic mast and situated facing the winch for winding the traction and safety ropes.
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