to hob
9.9
To cut gear teeth using a special metal tool
- verb
- /hɑb/
- Specialized
- During the manufacturing process, the machine hobs the metal part to create the necessary profiles.
Examples
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The machinist hobs the gear teeth precisely to ensure they fit perfectly with the other components.
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To improve efficiency, the factory hobbing machine is programmed to cut multiple pieces at once.
-
Ben, I don't hob nob.
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Normally, Intech casts plastic over a metal hub in a special process, then hobs the teeth.
Academic text (2002)
Phrasal Verbs
Surface Forms
Etymology
Hob as a verb comes from the name of that tool — to hob something is to cut gear teeth with a hob, which is why the verb means to 'shape' or 'cut' metal into teeth.