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Products for railway and transport machinery

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Our products for railway and transport machinery

Sumitomo Electric offers electric wires that play important roles in the railway field, and air springs that are used in industrial fields.

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Air springs for vehicles

Air springs, which are mounted between the car body and bogie (bogie and wheels), are important parts for significantly reducing the vibration transmitted from the wheels to the car body and increasing improving ride comfort of trains.

Inquiries about Air springs for vehicles
Sumitomo_Electric_sumimount

Contact Wires

Contact wires are used to supply electricity to moving vehicles (e.g. rolling stock, trucks, transport equipment, and cranes) via pantographs. These products are used in various fields.

Inquiries about Contact wires
Sumitomo_Electric_Air_springs_for_vehicles

Sumimount™

Sumimount™ industrial air springs are designed to absorb vibration by using the elasticity of air. The bellows are made from tenacious rubber, and their top and bottom are clamped using metal fittings to trap the air. These products are also utilized as actuators to operate machines by stretching and contracting the air springs.

Inquiries about Sumimount™
Sumitomo_Electric_Contact_wire

Contact Wires

Contact wires are used to supply electricity to moving vehicles (e.g. rolling stock, trucks, transport equipment, and cranes) via pantographs. These products are used in various fields.

Inquiries about Contact wires

Air springs for vehicles

Air springs, which are mounted between the car body and bogie (bogie and wheels), are important parts for significantly reducing the vibration transmitted from the wheels to the car body and increasing improving ride comfort of trains.

Inquiries about Air springs for vehicles
Sumitomo_Electric_Air_springs_for_vehicles
Sumitomo_Electric_sumimount

Sumimount™

Sumimount™ industrial air springs are designed to absorb vibration by using the elasticity of air. The bellows are made from tenacious rubber, and their top and bottom are clamped using metal fittings to trap the air. These products are also utilized as actuators to operate machines by stretching and contracting the air springs.

Inquiries about Sumimount™