What are the thoracic straps?
Stern straps are any type of material that connects two shoulder straps of backpack, harness or safety system over your chest. The purpose of the thoracic straps is to keep the shoulder straps in place, especially during the impact and ensure that they do not slip off the shoulder at any time. Sternum strap on the backpack also helps keep the shoulder straps in the position for comfort while the backpack is loaded down. These pieces of material are usually not straps with nasal loads, even if they are evaluated for the load if the impact occurs. Automotive competitors are often attached to the car seat using belt and shoulder belts, as the driver is likely to experience the pull of forces during acceleration, slowing and rotating. In this application, the shoulder straps will be prevented during rotation, acceleration and acceleration and strengthening the straps and preventing the shoulderization. The prevention of the movement of the shoulder straps also prevents limited mobility of weapons, as the driver will have to have his hands without arms throughout the race.
Backpacks that are worn during physical activity will tend to move and all straps included in the backpack will be placed to prevent such movement. Backpacking backpacks tend to be much larger than other packages and have two shoulder straps and waist strap. Stern straps in this case will be mounted on the shoulder straps and the chest strap is usually connected using a buckle system. This allows the user to remove the backpack quickly and easily; It also allows the user to edit the strap tightness. Wearing the strap too freely can allow the shoulder straps to work from the position and wearing it can cause discomfort on the not discomfort and shoulders.
Most stern straps are made from a durable nylon strap that resists stretching. Harnesses usually use nylon websites that are evaluated to support load while backpackThe thoracic straps can be made of lighter, thinner nylon. In many cases, the straps are connected to the shoulder straps using plastic or metal buckles and the straps can be set up or down so that they can be properly placed over the thoracic bones.