To facilitate through operation on railway lines with different gauges. this paper presents the design of a gauge-changeable locomotive bogie along with wheelsets that are adaptable to gauge changes between 1 000 mm and 1 435 mm. Based on a wheel-locking mode that was selected after analyzing various locking and unlocking methods. the overall bogie solution and main technical paramete... https://www.royaltyfurnitureandappliancers.shop/product-category/memory-foam-mattresses/