...There are bolts that use a cylinder to maintain the distance, and bolts that use a flange that is integrated with the bolt to maintain the distance. Square-head bolts are used to fasten machines or structures to wood, and have a square cross-section at the bottom of the neck that acts as a stopper when passed through a pilot hole in the wood. Some bolts have a flat head. *Some of the terminology that refers to "square root bolts" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…円筒を利用して間隔を保つもの,ボルトと一体となったつばで間隔を保つものなどがある。 角根(かくね)ボルト機械や構造物を木材にとめるためのもので,木材にあけた下穴に通したとき,回り止めの役目をする四角断面部を首下にもつ。頭部が平らな(さら頭)ものもある。… ※「角根ボルト」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
>>: Square thread - Kakuneji (English spelling)
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