Roots blower

Roots blower

[′rüts ‚blō·ər]
(mechanical engineering)
A compressor in which a pair of hourglass-shaped members rotate within a casing to deliver large volumes of gas at relatively low pressure increments.
References in periodicals archive ?
reciprocating compressors--piston diaphragm type; rotary compressors --sliding vane, gear, screw, roots blower.
The Roots blower design on which many superchargers are based, actually predates the internal combustion engine, and these devices were being used to optimize blast furnace output in the 1870s.
Thus, the ROOTS[R] blower concept and Roots Blower Company was created in their hometown of Connersville, Indiana, USA.
The new package comprises a GV Drystar vacuum pump, Roots blower fitted with hydrokinetic coupling, and vapour booster.
The 645 is available in 8-, 12- and 16-cylinder versions with a Roots blower and in 8-, 12-, 16- and 20-cylinder turbocharged versions.
In 1859, Philander Roots' hat blew straight off his head, and the basic design of Roots blower was born.
When used with a Roots blower, the 050 can achieve pumping speeds up to 1,000 [m.
Tenders are invited for contractual operation and routine maintenance of one number high pressure jetting cum suction machine with roots blower blow-vac machine with two suction dump tanks of mechanical sewer cleansing department central division for one year.
The most popular designs for pumping particulates and toxic, corrosive, or reactive gases are the intermeshing claw, the multistage Roots blower, and the Roots and claw combination.
Generally speaking, fan in China includes ventilator, blower, compressor and Roots blower, but excludes positive displacement blower and compressor such as piston compressor.
Tenders are invited for Supply And Installation Of Roots Blower For 1000Cfm Air Discharge At 0.
Contract awarded for Chevron restore water quality copper district centers Roots blower machine construction and purchase