PONTOON FOR KEEPING EMERGENCY OBJECTS AFLOAT Russian patent published in 2020 - IPC B63B35/36 B63C7/02 

FIELD: construction.

SUBSTANCE: invention relates to pontoons used to keep afloat or lifted vessels afloat when towed to hotspots. Pontoon for mooring of emergency objects comprises straight-wall housing divided into drained compartments, their flooding and drying system, lugs for lashing and towing, necks with covers for passage into compartments, devices for a shovel with rocker arms equipped with pulleys for passage of lifting slings, installed on both sides of the chute troughs, appliances for tight fit to the body of the emergency object, made in the form of permeable spacers on three sides. Each of spacer stops is equipped with replaceable insert, the shape of external surface of which corresponds to the shape of the submarine hull at the pontoon installation place, and the pontoon body attachment assembly. Side of spacer stops facing emergency object is made with curvilinear bevel and with projections on sides and from below, having a row of holes for installation and attachment of replaceable insert, and on top of support-spacer there are shovels for its lifting and movement. Fastening assembly of support-spacer to housing of pontoon is made in form of pins installed on top of stop-spacer and interacting with jacks installed on deck of pontoon. Also, the stop-spacer is permeable on three sides, wherein its side facing the emergency object is made with a curved bevel and with projections on the sides and from below, having a number of holes for installation and attachment of the replaceable insert, and from above the stop-spacer there are shoes for its lifting and movement and pins interacting with the pins installed on the pontoon deck.

EFFECT: enabling improved operating characteristics of pontoon.

1 cl, 5 dwg