SAFETY DEVICE FOR PROTECTING LOCK GATE FROM SHIPS DOCKING IMPACT Russian patent published in 2020 - IPC E02C1/10 

FIELD: vessels and other watercrafts.

SUBSTANCE: invention relates to water transport and is intended for protection of lock gate at ship lock. Safety device comprises flexible guard 5 in form of a rope or chain, spanned through navigable passage of the lock chamber, wherein the ends of guard 5 are connected to two trolleys mounted symmetrically on both sides of the span on rail tracks 2, laid along the walls of the chamber. Rail tracks 2 have a slope with increase towards gate 10 gate. Winches with cargo ropes attached to bogies with possibility of lifting trolleys to height of protective element 5 arrangement, which is higher than height of overboard dimension of gate-locked vessels 9 can be installed on ends of tracks 2.

EFFECT: safety device allows improving reliability of the design and reducing time and labour costs associated with blocking navigable passage of the sluice by a protecting element when the ship is locked.

1 cl, 5 dwg