EXCAVATOR WEARING ELEMENT LOCK ASSEMBLY Russian patent published in 2015 - IPC E02F9/28 

FIELD: transport.

SUBSTANCE: invention relates to construction machinery. Lock assembly comprises lock pin with at least one retainer extending outward therefrom. Lock assembly comprises retainer with seat and cavity, press element arranged in said retainer cavity. Press element applies pressure to lock pin retainer for it to be locked in retainer seat. Excavator wearing element has opening for lock extending through wearing element sidewall, take-up passage and locking recess. Take-up passage extends inward from sidewall outer surface. Locking recess is arranged on mounting lug inner surface. Take-up passage terminates at locking recess. Excavator wearing assembly comprises: wearing element with take-up cavity and lock opening, hole extending through wearing element sidewall. Opening for lock has take-up passage and locking recess. Lock pin comprises at least one retainer extending outward therefrom. Locking element is arranged inside locking opening for lock. Retainer has seat and cavity. Press element is arranged in retainer cavity. Adapter has journal and locking passage. Locking pin passes through lock opening and adapter locking passage. Press element applies pressure to lock pin retainer for it to be locked in retainer seat.

EFFECT: higher resistance to revolution relative to adapter.

24 cl, 41 dwg