mandrel

English

Etymology

From French mandrin, probably from (deprecated template usage) [etyl]  *mamphurinum, from Latin mamphur (“a bow drill”), ultimately from (deprecated template usage) [etyl] Oscan or Ancient Greek μαννοφόρον (mannophóron, “wearing a collar”), from μανά (maná, “collar”) + φέρω (phérō, “to bear”); first element cognate with Latin monile (“collar”).

Pronunciation

• IPA^(key): /ˈmæn.dɹəl/

Noun

mandrel (plural mandrels)

1. A round object used as an aid for shaping a material, e.g. shaping or enlarging a ring, or bending or enlarging a pipe without creasing or kinking it.
2. A tool or component of a tool that guides, grips or clamps something, such as a workpiece to be machined, a machining tool or a part while it is moved.
   • 1920, Lester Gray French, Machinery, Volume 26, page 491,

     This socket forms the starting point of the piercing operation, enabling the mandrel to center itself on the work.

   • 1961, Robert Sprenkle, David Ledet, The Art of Oboe Playing, page 46,

     When inserted into the staple, the outside of the mandrel should fit the inside of the staple exactly.

Synonyms

The terms below need to be checked and allocated to the definitions (senses) of the headword above. Each term should appear in the sense for which it is appropriate. For synonyms and antonyms you may use the templates {{syn|en|...}} or {{ant|en|...}}.

• spindle, arbor

Coordinate terms

• chuck

Translations

object used as an aid for shaping a material

• Albanian: mandrinë f
• Finnish: taivutintela
• German: Dorn (de) m, Spreizdorn m, Aufweitdorn m, Drehstift m, Ringriegel m
• Italian: allargatubi m
• (deprecated template usage) {{trans-mid}}
• Polish: trzpień m
• Portuguese: mandril (pt)
• Russian: опра́вка (ru) f (oprávka)

component that guides, grips or clamps

• Finnish: istukka (fi), kara (fi)
• German: Spindel (de) f, Dorn (de) m, Stützdorn m, Spanndorn m, Montagedorn m, Mandrell n, Drehstift m, Stiftdorn m, Scheibenträger m
• (deprecated template usage) {{trans-mid}}
• Polish: trzpień m

References

• Beekes, Robert S. P. (2010) Etymological Dictionary of Greek (Leiden Indo-European Etymological Dictionary Series; 10), with the assistance of Lucien van Beek, Leiden, Boston: Brill, →ISBN

Anagrams

• merland