FAN WITH ADJUSTABLE BLADE STRUCTURES

Compressor control device, control method for compressor, and control program product for compressor

Boundary-layer pump and method of use

AIR HANDLER BLOWER AND METHOD OF OERATING THE SAME

Fan module

Fan having first body and second body slidable relative to each other

Adjustment mechanism for an inlet flow section of a compressor wheel of a turbocharger

Pump systems with variable diameter impeller devices

Pump systems with variable diameter impeller devices

CENTRIFUGE ROTOR WITH STAGGERED NOZZLES FOR USE IN A DISC NOZZLE CENTRIFUGE

Impeller, impeller blade wheel, air-blowing device, and method of manufacturing air-blowing device

Centrifugal compressor for a turbocharger, having synergistic ported shroud and inlet-adjustment mechanism

AIR BLOWING APPARATUS AND VACUUM CLEANER

Active stall prevention in centrifugal fans

Adjustable fan damping apparatus for exerciser

Apparatus and method for directing thrust from tilting cross-flow fan wings on an aircraft

Aircraft with tilting cross-flow fan wings

Centrifugal compressor having a casing with an adjustable clearance and connections for a variable flow rate cooling medium, impeller clearance control apparatus for centrifugal compressor, and impeller clearance control method for centrifugal compressor

Device for controlling the flow in a turbomachine, turbomachine and method

Multidirectional fan systems and methods

Fan blade pitch setting

Centrifugal compressor

Cross-flow fan, electronic device, and impeller

Fan for rotary electrical machine

GRINDER

Grinder

Apparatus and method for pumping air for exhaust oxidation in an internal combustion engine

Bidirectional fan having self-adjusting vane

Grinder

Grinder

Dynamically controlled cooling device