Working machine

A working machine, comprising:

• a working unit;
• a prime mover configured to drive the working unit;
• a housing that supports the working unit and houses the prime mover;
• a trigger lever, extending through a through hole defined in the housing, so as to be located inside and outside the housing, wherein the trigger lever includes a manipulation portion outside the housing which is configured to be manipulated by a user, and the trigger lever includes a detection portion inside the housing;
• a sensor disposed inside the housing and configured to detect a movement of the detection portion of the trigger lever located inside the housing;
• and
• a control unit configured to control the prime mover based on a detection result by the sensor,
• wherein
• the trigger lever is rotatably supported by the housing via a rotation shaft,
• the trigger lever includes a block portion that has a shape of a solid cylinder that is centered on a rotation axis of the trigger lever, wherein the manipulation portion extends from the block portion and the detection portion extends from the block portion, and
• a peripheral edge of the through hole includes a facing edge that faces an outer circumferential surface of the block portion.