Patent ID: 7364308

Claim:
A projection apparatus, comprising: a light source including a lamp and a glass bulb, the light source further including a first hole in an upper portion of the glass bulb and a second hole in a lower portion of the glass bulb; a lamp case including a front case and a rear case, the front case engaging the rear case to securely enclose the light source in the lamp case; a cooling unit including a ventilation fan, the fan blowing cooling air into the light source through the first hole; and an optical unit for modulating light emitted from the light source in response to an input video signal; the front case further comprising: an air inlet in an upper wall of the front case and aligned with the first hole of the light source; an air outlet in a lower wall of the front case and aligned with the second hole of the light source; and a tray integrally formed on and extended from the lower wall of the front case, the tray facing the air outlet.