US Patent 11819963 Shared mold manufacturing method for industrial lighting devices

A shared mold manufacturing method for industrial lighting devices includes the following steps: putting a metal material in a mold to execute a casting molding step to generate a semi-finished product; the semi-finished product has a plate portion and a box portion disposed on the plate portion; taking the semi-finished product from the mold and performing a cooling step to cool the semi-finished product; performing a separating step to separate the plate portion from the box portion; executing a re-processing step for the plate portion and the box portion in order to obtain a heat sink and a driver; and performing a combining step to combine the heat sink with the driver.