General Motors utilizes 80% more efficient decentralized vacuum system Background General Motors (GM) needed a vacuum system that would function in harsh environments and provide a high level of performance and safety. The major automotive manufacturer saw a number of advantages in choosing a decentralized vacuum system over a centralized one. Solution With a decentralized system, performance can be enhanced as it offers a great amount of flexibility. As additional product styles are included in a line at GM, a valve and the necessary cups to accommodate the new product are easily added. Strong, continuous vacuum flow is another goal to consider when choosing a system. With vacuum being produced at each suction cup, a decentralized system will still retain a strong hold if some of the cups

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