US 12,146,517 B2
Self-sealing fastener
Jason R. Wigboldy, Grand Rapids, MI (US); and Mitchell B. Mahler, Grand Rapids, MI (US)
Assigned to Altenloh, Brinck & Co. US, Inc., Bryan, OH (US)
Filed by Altenloh, Brinck & Co. US, Inc., Bryan, OH (US)
Filed on Apr. 30, 2021, as Appl. No. 17/246,047.
Claims priority of provisional application 63/023,341, filed on May 12, 2020.
Claims priority of provisional application 63/018,173, filed on Apr. 30, 2020.
Prior Publication US 2021/0341008 A1, Nov. 4, 2021
Int. Cl. F16B 3/00 (2006.01); F16B 15/00 (2006.01); F16B 15/08 (2006.01); F16B 33/00 (2006.01)
CPC F16B 33/004 (2013.01) 7 Claims
OG exemplary drawing
 
1. A self-sealing fastener comprising:
a shank and a head, said head comprising an upper side and an underside and a circular outer periphery, with said shank having a circular cross section and said head extending radially outwardly relative to said shank about the entire circumference of said shank;
wherein said head has a thickness along the radial extension of said head relative to said shank with said thickness of said head at said shank being greater than said thickness of said head at the outer periphery of said head.