Custom Heavy Duty Spring for Trolley

Custom Heavy Duty Spring for Trolley

Case Study: Custom heavy-duty spring for Minnesota trolley to hold parts

Market: Trolleys & Transit

Success Story:

hard drawn wire hook trolleyThe Minnesota Trolley Museum, which provides rides for special events, was shut down during its peak season due to a track switch spring failure.   The head mechanic and maintenance engineer found that the switch spring was no longer available from the manufacturer and if not replaced could cause the trolley to derail and potentially put its passengers in harms way.