Patent ID: 8430124

Claim:
A ventilating apparatus having a configuration extending along a first axis, a second axis and a third axis, wherein the first axis, the second axis and the third axis are orthogonal to each other, the ventilating apparatus comprising: a main body having a head end and a tail end disposed along the second axis, two sidewalls disposed along the third axis, and a first aperture passing therethrough along the first axis near the head end of the main body, wherein the main body further has a first air orifice and bypassing air orifices, the first air orifice being configured along the second axis and passing from the tail end of the main body to the first aperture, and the bypassing air orifices connecting the first air orifice and the first aperture, and the bypassing air orifices includes a pair of second air orifices, a pair of third air orifices and a pair of fourth air orifices, each said second air orifices having two ends closed, each said third air orifices and fourth air orifices having an end near the corresponding sidewall of the main body closed, each said third air orifices connecting the second air orifices and the first air orifices, and each said fourth air orifices connecting the second air orifices and the first aperture; and a tail pipe being connected to the tail end of the main body and having a second aperture passing therethrough along the second axis, wherein the second aperture is connected to the first air orifice.