
Green Transport
Borrelly Spring Washers designs and manufactures technical spring washers for electric and low carbon means of transport (cars, trains).
Our Belleville disc springs, wave washers and Ondufil® wave springs are used in critical mechanical sub-assemblies in electric cars and trains. Our engineers work closely with clients in this sector to develop solutions adapted to their specific environments and mechanical constraints.
Borrelly Spring Washers is fully committed to sustainable mobility. Our local production and low carbon footprint are part of an eco-friendly approach, supported by an official carbon footprint report. We are committed to meet the requirements of the green transport industry, which pays close attention to the environmental impact of its supply chain.
How Our Spring Washers Are Used in Green Transports
Eliminating Backlash in Small Electric Motors and Alternators
Our wave washers and Ondufil wave springs are used to eliminate mechanical backlash and guarantee constant pressure in electric motor and alternator systems. They ensure the reliability and longevity of assemblies with minimal dimensions.
For assemblies with higher loads and smaller dimensions, our Belleville disc springs provide effective prestressing while absorbing thermal or mechanical variations.
Ball Bearings Preload in the Automotive and Railway Industries
One of the most common applications of our spring washers is the preloading of ball bearings. The material and geometry chosen depend on the requirements of the technical specifications and the specific features of the operating environment, according to the recommendations of our Engineering & Design Department.
Brake Protection in Trains
Our spring washers are also used to prestress the brake shoes used in railway equipments. They are designed and manufactured to meet the safety requirements imposed by the railway industry and follow an extremely strict quality management system.
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