NUT SYSTEM AND AIRCRAFT ENGINE STRUT WITH SAID SYSTEM Russian patent published in 2011 - IPC B64D27/26 

FIELD: transport.

SUBSTANCE: invention relates to aircraft engineering, particularly, to aircraft engine strut nut system. Nut system 100 comprises nut 104 with main thread 106 with pitch p1 made around axis 108 of nut screwing. Additionally it comprises threaded element 116 rigidly secured to nut 104 to revolve therewith around said axes 108. Threaded element has auxiliary thread 122 spaced from main thread 106. Note here that said auxiliary thread is made around axis 108 and features pitch other than main thread pitch. Strut 4 comprises rigid structure 8 and engine attachments 8. Note here that said attachments comprise device 14 to take up thrust forces generated by engine 6. Said device 14 comprises metal fastener 34 rigidly fixed on rigid structure 8, axial system 32, two lateral tie rods 26. Front end of each said tie rods is to be jointed to engine. It comprises also crossarm 28 articulated with both rear ends of tie rods 26.

EFFECT: higher safety and reliability.

13 cl, 14 dwg