Invention Grant
US08061946B2 Threaded assembly comprising internal thread member, and external thread member 有权
螺纹组件包括内螺纹构件和外螺纹构件

Threaded assembly comprising internal thread member, and external thread member
Abstract:
The present invention provides an internal thread member and an external thread member that can achieve stable finishing accuracy, can assure a desirable thread overlap, and have sufficient breaking strength and pullout strength. This invention also provides a cutter which can machine internal threads with stable finishing accuracy and can assure improved durability.
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