F - Mech Eng,Light,Heat,Weapons – 16 – B
Patent
F - Mech Eng,Light,Heat,Weapons
16
B
F16B 5/02 (2006.01)
Patent
CA 2406056
A self-lock and self-retained structural fastener assembly (10) is disclosed. The fastener assembly (10) comprises a plate member (12) having an opening (14) and a pair of receivers (16, 18). A retainer (20) that has a threaded opening (22), a pair of oppositely disposed spring fingers (24, 26) and a pair of oppositely disposed hooks (28, 30) is coupled to the plate member (12) by lockably inserting the hooks (28, 30) within the receivers (16, 18) of the plate member (12) to form a fastener housing (32). A stud (34) is rotatably positioned within the fastener housing (32). The stud (34) has a boss (36) and first and second threaded sections (38, 40) extending in opposite directions from the boss (36). The stud (34) has an uninstalled position wherein the first threaded section (38) is threadably engaged with the threaded opening (22) of the retainer (20). The stud (34) also has an installed position wherein the second threaded section (40) extends outwardly through the opening (14) of the plate member (12) and the boss (36) is locked between the spring fingers (24, 26).
Ensemble de fixation structurelle (10) à blocage et rétention autonomes. L'ensemble de fixation (10) comprend un élément plaque (12) possédant une ouverture (14) et une paire d'éléments de réception (16, 18). Un élément de rétention (20) comportant une ouverture filetée (22), une paire de doigts à ressort (24, 26) opposés l'un à l'autre et une paire de crochets (28, 30) opposés l'un à l'autre sont couplés à l'élément plaque (12) au moyen de l'insertion par verrouillage des crochets (28, 30) dans les éléments de réception (16, 18) de l'élément plaque (12), de manière à former un corps de fixation (32). Un rivet (34) est placé pivotant à l'intérieur du corps de fixation (32). Le rivet (34) comporte une bosse (36) et des première et deuxième sections filetées (38, 40) orientées dans des directions opposées depuis la bosse (36). Le rivet (34) a une position non montée dans laquelle la section première filetée (38) rentre par vissage dans l'ouverture filetée (22) de l'élément de rétention (20). Le rivet (34) possède aussi une position montée dans laquelle la deuxième section filetée (40) de l'élément plaque (12) et la bosse (36) sont verrouillés entre les doigts à ressort (24, 26).
Bell Helicopter Textron Inc.
Kirby Eades Gale Baker
LandOfFree
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