Pneumatic spring for vehicle, has bellows and attachment portions, which consist of renewable resources that are fed by environmentally-friendly or low-emission energy recovery or incineration according to intended use of disposal

摘要

The pneumatic spring (1) has bellows (2) and associated connection or attachment portions (3,4), which consist of renewable resources that are fed by environmentally-friendly or low-emission energy recovery or incineration according to intended use of disposal. The bellows consist of natural rubber, which is provided with reinforcing elements made of cotton. The connection or attachment portions are made of vulcanized fiber. The connection or attachment portions are configured as rolling piston and as air spring cover.