Portable blower

A portable blower comprising:

• a casing having an intake port and a discharge port open therein;
• an air passage provided inside the casing and connecting between the intake port and the discharge port;
• a blower fan arranged inside the air passage;
• a filter arranged at the intake port;
• and
• a lid portion openably fitted to the casing, the lid portion, when open, exposing the intake port and, when closed, covering the intake port, wherein
• when the lid portion is open, the lid portion supports the casing to let the casing stand on a table top,
• as the blower fan is operated, outside air is introduced through the intake port into the air passage so as to be sent out through the discharge port,
• the casing is formed in a shape of a thin box,
• a recessed portion is defined in a face of the casing perpendicular or substantially perpendicular to a thickness direction of the casing,
• the intake port is provided in a bottom face of the recessed portion,
• the discharge port is provided in a circumferential face contiguous with the face in which the intake port is formed, and
• the lid portion is pivoted at an end portion of the casing away from the discharge port such that, when the lid portion is closed, the lid portion fits into the recessed portion.