LOCKING SCREW CONNECTION Russian patent published in 2023 - IPC F16B39/12 

Abstract RU 2802165 C1

FIELD: fasteners.

SUBSTANCE: fasteners prevent spontaneous unscrewing of the nut, and can be used in power and energy machines and units in the automotive, aviation, engineering, railway and other industries experiencing vibration, shock loads and thermal effects. The locking threaded connection contains a rod with a threaded part, a main nut with an elongated collar and a lock nut with a blind hole. A thread is cut into the collar from the outside. The lock nut is made with an internal thread and is equipped with a truncated conical element placed inside the blind hole. The rod is made with a cylindrical cavity and slots. The truncated conical element, the cavity and the slots are made with the possibility, when the lock nut is tightened, to provide expansion of the end of the rod.

EFFECT: increased reliability of threaded joint locking when exposed to significant vibration and impact loads, including high temperature conditions.

5 cl, 3 dwg

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RU 2 802 165 C1

Authors

Lashkov Viacheslav Aleksandrovich

Kondrasheva Svetlana Gennadevna

Khamidullina Dina Aleksandrovna

Khalilov Amir Ildarovich

Klementeva Anastasiia Iurevna

Allakhverdieva Elvira Firuz Kyzy

Dates

2023-08-22Published

2023-04-24Filed