US 12,269,151 B1
High-speed nail combined with an inner-toothed tube having an expandable padding
Wen-Chang Yang, Taichung (TW)
Assigned to PREGUN INDUSTRIAL CO., LTD., Taichung (TW)
Filed by PREGUN INDUSTRIAL CO., LTD., Taichung (TW)
Filed on Oct. 6, 2023, as Appl. No. 18/482,584.
Int. Cl. B25C 1/12 (2006.01)
CPC B25C 1/126 (2013.01) 10 Claims
OG exemplary drawing
 
1. A high-speed nail combined with an inner-toothed tube having an expandable padding including:
a main body including a tubular member and an expandable flange, the tubular member including a first space and a threaded portion, the expandable flange integrally projecting form the tubular member and expending in a nailing direction to define a second space, the second space being in communication with the first space;
a drive pin connected to the tubular member by insertion in the nailing direction, including a nail head and a nail body connected to each other, the nail head being located in the first space, the nail body extending from the first space to the second space; and
a gunpowder actuating unit received in the first space.