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单词 side lever
释义

Definition of side lever in English:

side lever

noun ˈsʌɪd ˌliːvə
  • 1Engineering. Each of two heavy beams located on either side of the cylinder in some early steam engines, which are pivoted centrally to oscillate through a small arc and transmit reciprocating motion from the cross head of the pistons to the connecting rods or crankshaft. Frequently attributive Now historical.

  • 2In a firearm: a lever that is situated alongside the action and operated by the user, typically to allow the barrel to be opened for loading and locked to the action for firing.

  • 3Generally. A lever situated at the side of something.

Origin

Early 19th century; earliest use found in Transactions of the Society of Arts. From side + lever.

Definition of side lever in US English:

side lever

nounˈsʌɪd ˌliːvə
  • 1Engineering. Each of two heavy beams located on either side of the cylinder in some early steam engines, which are pivoted centrally to oscillate through a small arc and transmit reciprocating motion from the cross head of the pistons to the connecting rods or crankshaft. Frequently attributive Now historical.

  • 2In a firearm: a lever that is situated alongside the action and operated by the user, typically to allow the barrel to be opened for loading and locked to the action for firing.

  • 3Generally. A lever situated at the side of something.

Origin

Early 19th century; earliest use found in Transactions of the Society of Arts. From side + lever.

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更新时间:2025/7/5 1:34:37