US 12,247,607 B2
Threaded rod connector with rotationally locked collar
Michael Ziltener, Siebnen (CH)
Assigned to Hilti Aktiengesellschaft, Schaan (LI)
Appl. No. 17/628,649
Filed by Hilti Aktiengesellschaft, Schaan (LI)
PCT Filed Aug. 11, 2020, PCT No. PCT/EP2020/072495
§ 371(c)(1), (2) Date Jan. 20, 2022,
PCT Pub. No. WO2021/032536, PCT Pub. Date Feb. 25, 2021.
Claims priority of application No. 19192853 (EP), filed on Aug. 21, 2019.
Prior Publication US 2022/0275819 A1, Sep. 1, 2022
Int. Cl. F16B 37/08 (2006.01)
CPC F16B 37/0864 (2013.01) 20 Claims
OG exemplary drawing
 
1. A threaded rod connector comprising:
a housing having a cavity for receiving a threaded rod therein, the cavity having a mouth for inserting the threaded rod into the cavity; and
an insert including a plurality of rod engagement segments arranged within the cavity, each of the rod engagement segments has a mating thread structure for engaging the thread of the threaded rod,
the cavity having a tapered zone tapering towards the mouth of the cavity for wedging the rod engagement segments against the threaded rod, the insert further including a plurality of segment carrying arms, each of the segment carrying arms carrying at least one of the rod engagement segments,
the segment carrying arms forming a cage for accommodating the threaded rod,
the insert further includes a collar connected to the segment carrying arms, and interconnecting the segment carrying arms,
the cavity having a collar locking zone, the collar being, at least partly, arranged, in the collar locking zone,
the housing rotationally locking the collar arranged in the collar locking zone to the housing to prevent spinning of the insert within the cavity;
the rod engagement segments being unbiased within the housing when the threaded rod is not inserted.