Jam resistant chalk reel
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United States of America Patent
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Jan 16, 2024
Grant Date -
N/A
app pub date -
Mar 18, 2022
filing date -
Mar 18, 2022
priority date (Note) -
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Abstract
A chalk reel includes a housing defining a chalk chamber and an opening from the chalk chamber; a spool positioned within the chalk chamber; and a line wound on the spool and extending through the opening, the line having a width of dimension X. The spool comprises an axial hub and a sidewall. The sidewall comprises a plurality of apertures extending through the sidewall from a first face distal from the axial hub to a second face proximal to the axial hub. Each of the plurality of apertures having a maximum width of dimension Y. The dimension Y is less than or approximately equal to twice the dimension X.
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