1,075,831. Lifesaving belts and buoys. C. RTYRER. April 29, 1966 [April 10, 1965], No. 15347/65. Addition to 982,601. Heading B7U. A lifebelt or lifebuoy as Specification 982,601 has the edging-rope eyes arranged within the outer circular profile of the shell which is moulded with circumferential lead-out grooves for the rope at opposite ends of each eye.