Patent attributes
A rotating machine includes a receiving member having a base wall. A first cylinder module disposed above the receiving member includes a first cylinder body. Grappling hooks fixedly connecting with the first cylinder module are disposed below the first cylinder body. A second cylinder module mounted on a top surface of the base wall includes a second cylinder body. A rotating module includes a rotatable shaft rotationally settled in the base wall. A top end of the rotatable shaft engages with a salver below the grappling hooks. A gear wheel is located around the rotatable shaft and below the salver. A rack meshing with the gear wheel connects with the second cylinder body, and controlling switches are used for starting the first cylinder module and the second cylinder module.