POWDER-ACTUATED TOOL
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United States of America
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Issued Date -
Feb 6, 2020
app pub date -
Jul 31, 2018
filing date -
Jul 31, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
A powder-actuated tool includes a barrel assembly, a housing, a firing pin device, and a piston assembly. The barrel assembly includes an outer tube, an inner tube movably extending into the outer tube, and a powder chamber. The piston assembly includes a pushing rod and a sleeve member sleeved on the pushing rod in a form-fitting manner. The pushing rod has a main body, a tail section having an outer diameter greater than that of the main body, and a shoulder section connected between the main body and the tail section. The powder-actuated tool further includes a bonding material connected between the pushing rod and the sleeve member.
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