Patent ID: 9714628
Date: 2017-07-25
CPC Classifications: B01D,F02M

Claim:
1. An air cleaner comprising: an air cleaner case including an opening; a first filter element having a tubular or substantially tubular shape and detachably disposed inside the air cleaner case; a lid disposed along an extension line of an axis of the first filter element and detachably attached to the air cleaner case so as to cover the opening, the lid including a rotatable handle; at least one first engagement portion configured to rotate in accordance with rotation of the handle; and at least one second engagement portion connected to the air cleaner case and arranged to engage with the first engagement portion; wherein the lid is arranged so that, when the first engagement portion is rotated along a first direction and thus engaged with the second engagement portion, the lid is fixed to the air cleaner case, and when the first engagement portion is rotated along a second direction opposite to the first direction and thus disengaged from the second engagement portion, the lid is detached from the air cleaner case; and the first engagement portion and the second engagement portion are disposed inside the first filter element.