Automobile safety belt

• Main Authors: YANG SHIHU, XIAO ZHANGMING, CHEN CHAOYANG, AN ZONGQUAN
• Format: Patent
• Language: English
• Published: 04.02.2015
• Subjects: PERFORMING OPERATIONS; TRANSPORTING; VEHICLES IN GENERAL; VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR

The utility model discloses an automobile safety belt, and belongs to the manufacturing technical field of motor vehicle safety systems. The automobile safety belt comprises a retractor, a guiding element, a pre-tensioning mortise lock, a pre-tensioning device, a waist belt, a shoulder belt, a mounting base and a guiding ring. The pre-tensioning mortise lock is connected with the pre-tensioning device through a steel wire rope, and the pre-tensioning mortise lock is connected with the waist belt and the shoulder belt. The pre-tensioning device comprises a cylinder, a piston, a gas generator and a one-way clutch device. The one-way clutch device is arranged inside the cylinder, the one-way clutch device comprises a ball stud and three wedge-shaped sliding blocks, and the wedge-shaped sliding blocks are distributed between the inner wall of the cylinder and the ball stud. The mounting base is of a hollow cavity structure. The cylinder and the gas generator are fixed on the mounting base, and the cylinder is communicated with the gas generator through the mounting base. The automobile safety belt has the advantages of being higher in pre-tensioning efficiency, better in reliability, convenient to assemble, high in production efficiency, low in cost and firmer in structure.