发明授权
US06520360B1 Housing for draft gear 失效
牵引装置的外壳

Housing for draft gear
摘要:
A housing for a railroad car draft gear is disclosed. The draft gear housing has an axially elongated tubular portion comprised of layers. At least one of the layers of the draft gear housing is formed from a filament wound structure or composite material, and an additional layer may be steel.
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