发明授权
US07484927B2 Steam turbine variable clearance packing 失效
蒸汽轮机可变间隙包装

Steam turbine variable clearance packing
摘要:
Disclosed herein is a packing ring assembly including a packing ring segment, a bar, a cover plate, and a spring. The packing ring segment has an axial slot. The bar is disposed within the slot. The cover plate is disposed along an outer periphery of the packing ring segment. And, the spring is compressed between the bar and the cover plate.
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