US 12,258,987 B2
Serviceable fastener with a removable head
Pooja Narayan Menon, Bloomfield Hills, MI (US); and Poorni Menon Walworth, Lake Orion, MI (US)
Filed by Pooja Narayan Menon, Bloomfield Hills, MI (US); and Poorni Menon Walworth, Lake Orion, MI (US)
Filed on Jun. 26, 2023, as Appl. No. 18/341,396.
Claims priority of provisional application 63/473,743, filed on Jun. 24, 2022.
Prior Publication US 2023/0417267 A1, Dec. 28, 2023
Int. Cl. F16B 19/10 (2006.01); F16B 5/04 (2006.01)
CPC F16B 19/109 (2013.01) [F16B 5/04 (2013.01); F16B 19/1045 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A fastener comprising:
a) a body having:
i) a first cylindrical portion with a first diameter and having an exterior threaded portion,
ii) a second cylindrical portion with a second diameter,
iii) a shoulder formed between the first cylindrical portion and the second cylindrical portion due to a difference in the first diameter and the second diameter, and
iv) a body hole extending along an axis of the body through both the first cylindrical portion and the second cylindrical portion;
b) a mandrel having:
i) a mandrel shank, and
ii) a mandrel head at an end of the mandrel shank; and
c) a fastener head having:
i) an opening defined by an interior threaded portion; and
ii) one or more head protrusions on a surface facing toward the mandrel head and configured to embed into a first panel;
iii) a centering feature formed as a protrusion facing toward the mandrel head and configured to align the fastener with a first panel hole of the first panel;
wherein the mandrel shank at least partially occupies the body hole;
wherein the mandrel head is located outside of the body and opposite of the exterior threaded portion of the body;
wherein the exterior threaded portion of the body and the interior threaded portion of the fastener head are engaged to removably secure the body to the fastener head; and
wherein the fastener is configured to be deformed from an undeformed state into a deformed state.