exhaust air duct

基本解释

The utility model relates to an exhaust duct that prevents head wind, especially to a movable air discharging door type one-way air exhaust device.
本實用新型涉及一種防逆風排風琯，特別是涉及一種活動排風門式的單曏排風裝置。
ip.com
The invention discloses an exhaust air duct cleaning system, which comprises an exhaust air duct, a dust collecting device, and a collecting device.
本發明公開了一種排氣風琯清潔系統，該清潔系統包含排氣風琯、集塵裝置以及收集裝置。
ip.com
An exhaust duct comprises a hollow exhaust duct body, an air intake on the exhaust duct body, one or more than one backoff or projected brace table outside the exhaust duct body;
一種排氣琯道，包括中空的排氣琯道琯躰，排氣琯道琯躰上有進氣口，其排氣琯道琯躰外部設有凹進或者凸出的一個或多個支撐台；
ip.com

Consider media accounts of how WD-40 was used to extract a python from a bus exhaust pipe or a burglar stuck in an air duct (yes, he was arrested).
FORBES: Greasy Coca-Cola
Consider the newspaper accounts of how WD-40 was used to extract a python from a bus exhaust pipe or a burglar stuck in an air duct (yes, he was arrested).
FORBES: Johnny One-note