Abstract: This study proposes a cleaning machine using a multistage planetary gear mechanism to remove accumulated grease from kitchen ducts with various geometries, including circular and square ...

The giant sinkhole opened up on Monday night at AJ Burkitt Reserve in Heidelberg. The hole, which has been fenced off in an exclusion zone, is near where twin tunnel boring machines are digging the ...

Syska Hennessy Group, the international engineering firm, has launched an app called the Ductulator, which helps architects, owners, contractors, and mechanical engineers easily determine and specify ...