Patent ID: 8097056
Filing Date: 2012-01-17
Classification: F02M

Abstract:
1. An air cleaner unit for filtering air to be introduced into an internal combustion engine of a vehicle, the air cleaner unit comprising: a casing defining an intake air passage through which the air flows, the casing including a first case member and a second case member, the first case member having a first opening and a first sealing surface on a periphery of the first opening, the second case member having a second opening and a second sealing surface on a periphery of the second opening, the first case member and the second case member being coupled to each other such that the first opening is opposed to the second opening in a substantially horizontal direction of the vehicle; and a filter element disposed in a substantially vertical position in the casing, the filter element having an element body pleated in a substantially up and down direction of the vehicle and a peripheral portion that is interposed between the first sealing surface and the second sealing surface, wherein the first case member includes a side wall defining the intake air passage and a projection projecting from an inner surface of the side wall toward the intake air passage, the projection is received in between pleats of the element body when the filter element is assembled to the first case member, and the filter element is held in the substantially vertical position in the casing through the projection of the first case member.