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单词 Jack shaft
释义

Jack shaft

英语百科

Jackshaft

A two-pulley jackshaft redirecting belt power from horizontal to vertical.
A PTO Shaft or jackshaft with a protective shield to prevent entanglement.

A jackshaft, also called a countershaft, is a common mechanical design component used to transfer or synchronize rotational force in a machine. A jackshaft is often just a short stub with supporting bearings on the ends and two pulleys, gears, or cranks attached to it. In general, a jackshaft is any shaft that is used as an intermediary transmitting power from a driving shaft to a driven shaft.

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更新时间:2025/6/18 2:57:32