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Wiktionary英語版
出典：Wiktionary
over square
出典:『Wiktionary』 (2016/12/21 00:05 UTC 版)
形容詞
over square (not comparable)
- (automotive) Of an internal combustion engine design, in which the diameter of the piston is greater than its stroke distance.
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2012, Donny Peterson, Donny's Unauthorized Technical Guide to Harley-Davidson, 1936 to Present[1]:
- An over square or short stroke engine occurs when the cylinder bore diameter is greater than its stroke length, giving a bore/stroke ratio greater than 1:1. An over square engine allows for larger valves in the cylinder head because the wider bore creates a broader combustion chamber.
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反意語
- under square
oversquare
出典:『Wiktionary』 (2026/03/26 23:09 UTC 版)
別の表記
- over-square, over square
語源
From over- + square.
発音
形容詞
oversquare
- (of an engine) having a cylinder with a greater bore than stroke.
- Antonyms: undersquare, under square
- Coordinate term: square
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1985, George Philip Hanley, Stacey Pankiw Hanley, The Marmon Heritage: More Than 125 Years of American Production of World Renowned Products : Marmon, Marmon-Herrington, Marmon-Herrington All-Wheel-Drive Ford, Doyle Hyk Publishing Company, →ISBN, page 40:
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The Model F engine was an overbored variation of the larger engine first applied to the Model D the previous year. This made it considerably oversquare: 5 inch bore (4.625 on the D) and 4.5 inch stroke displacing 353 cubic inches. It was rated 32.4 SAE horsepower, produced 35 at the same conditions and 40 maximum.
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- Copyright (C) 1994- Nichigai Associates, Inc., All rights reserved.
- Wiktionary
- Text is available under Creative Commons Attribution-ShareAlike (CC-BY-SA) and/or GNU Free Documentation License (GFDL).
Weblio英和・和英辞典に掲載されている「Wiktionary英語版」の記事は、Wiktionaryのover square (改訂履歴)、oversquare (改訂履歴)の記事を複製、再配布したものにあたり、Creative Commons Attribution-ShareAlike (CC-BY-SA)もしくはGNU Free Documentation Licenseというライセンスの下で提供されています。
