School pumps generally use flowing tap water to produce the vacuum. [Nurdrage] is saving water by using a fluid pump and a reservoir to drive his aspirator. Aspirator pumps use the Venturi effect ...

Vacuum pumps and vacuum generators provide sub-atmospheric pressure for a variety of industrial and scientific applications. Vacuum pump technologies are used for industrial gripping and chucking, ...

A penis pump is also known as a vacuum pump or a vacuum erection pump. The device consists of: a tube that fits over your penis a seal or ring that fits around the base of your penis a battery ...

Venturi pumps, commonly referred to as aspirators ... shaped pipe and pass a fluid (such as air or water) through the straight section, a vacuum will be created on the shorter side due to the ...

Water-powered backup sump pumps don’t rely on electricity to operate. Instead, they use the home’s municipal water pressure ...