US 11,754,108 B2
Snap nut concrete anchor assembly
Jessica Wiley, Halethorpe, MD (US); Yanchao Wang, Towson, MD (US); Matthew Chamberlain, Bethel, CT (US); Jack Dunning, White Plains, NY (US); and John Horky, Lutherville, MD (US)
Assigned to BLACK & DECKER INC., New Britain, CT (US)
Filed by Black & Decker Inc., New Britain, CT (US)
Filed on Feb. 11, 2021, as Appl. No. 17/173,321.
Application 17/173,321 is a continuation of application No. 15/923,052, filed on Mar. 16, 2018, granted, now 10,927,874.
Prior Publication US 2021/0164509 A1, Jun. 3, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. F16B 39/36 (2006.01); F16B 13/12 (2006.01); F16B 37/08 (2006.01)
CPC F16B 13/124 (2013.01) [F16B 37/0857 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A support member of an anchor assembly, the support member for receiving and securing a threaded shaft thereto, the anchor assembly further including a base member that is connectable with the support member, the support member comprising:
an outer housing, the outer housing being defined by a central longitudinal axis, the outer housing including an outer wall, the outer housing also including an insertion opening at a first end thereof for receiving the threaded shaft, the outer housing further including an assembly opening at a second end opposite the first end thereof, the outer wall defining an inner space, the outer housing further including a flange disposed at the second end extending radially outward from the outer wall, the flange being embedded in concrete to resist concrete pull out of the concrete by the support member,
a jaw assembly disposed in the inner space, the inner space further includes a tapered surface with a lessening inner surface diameter toward the insertion opening, the jaw assembly including at least two threaded jaws the threads of which selectively engage threads of the shaft, the jaw assembly further including a first bias member for biasing the at least two thread jaws toward the longitudinal axis,
a second biasing member for biasing the jaws longitudinally toward the tapered surface.