Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04D - Non-positive-displacement pumps › F04D 27 - Control, e.g. regulation, of pumps, pumping nstallations or pumping systems specially adapted for elastic fluids
Patents for F04D 27 - Control, e.g. regulation, of pumps, pumping nstallations or pumping systems specially adapted for elastic fluids (9,590)
04/2014
04/30/2014CN203570628U Automatic speed regulation fan of computer
04/30/2014CN203570627U Fan control device with automatic tracking positioning function
04/30/2014CN203570626U Ventilation fan
04/30/2014CN203570625U Water pump detection system
04/30/2014CN203570624U Automatic control draught fan used for workshop
04/30/2014CN103765011A System and method for controlling a variable speed drive of a compressor motor
04/30/2014CN103758776A Air volume control device and centrifugal fan
04/30/2014CN103758775A Intelligent control box for draught fan
04/30/2014CN103758774A Novel intelligent remote controller for electric fan
04/30/2014CN103758773A Automobile air conditioner blower control method
04/30/2014CN103758772A Electronic fan for commercial vehicle engine
04/30/2014CN103758771A Fan device and method for glass drying
04/30/2014CN103758770A Centrifugal fan round gear transmission adjusting valve
04/30/2014CN103758769A Monitoring method for axial flow fan
04/30/2014CN103758622A Control method and control system of engine cooling fan
04/30/2014CN103758621A Control mechanism for cooling fan on loader
04/30/2014CN102619772B Selection method for rotor floating position of magnetic suspension molecular pump and rotor floating control method
04/30/2014CN102425562B Dynamic balance method for magnetic suspension molecular pump
04/30/2014CN102425561B Dynamic balance method for magnetic suspension molecular pump
04/30/2014CN102425560B Dynamic balance method for magnetic suspension molecular pump
04/30/2014CN102425555B Method for obtaining radial suspension centers of rotor of magnetic molecular pump
04/30/2014CN102425553B Measuring method for rotor suspension center of magnetic suspension molecular pump
04/30/2014CN102410238B Stability control method in accelerating process of magnetic molecular pump
04/30/2014CN102322436B Radial vibration control method for magnetic suspension molecular pump
04/29/2014DE202014100140U1 Luftpumpe mit Funktion zur automatischen Luftzufuhr Air pump with function for the automatic air supply
04/24/2014US20140112754 Thermal Control System Based on Nonlinear Zonal Fan Operation and Optimized Fan Power
04/24/2014DE19945824B4 Regeleinrichtung für ein elektrisch betriebenes Gebläse Control device for an electrically operated fan
04/23/2014EP2721304A1 Evacuating a chamber
04/23/2014DE202014003014U1 Synchronvorrichtung für die Drehzahl von Ventilatoren Synchronous device for the speed of fans
04/23/2014CN203560131U Simple outage time-delay circuit of motor fan
04/23/2014CN203560130U Control circuit for controlling stepless speed regulation of fan in power supply device
04/23/2014CN203560129U Energy economizer for classroom fan
04/23/2014CN203560128U Speed and forward and reverse rotation switch structure of ceiling fan motor
04/23/2014CN203556347U Temperature control device of granulator cooler
04/23/2014CN103742435A Fan component, signal sampling method applied to fan component and automobile
04/23/2014CN103742434A Energy consumption measuring and analyzing test stand and energy consumption measuring and analyzing method for engine cooling fan
04/22/2014US8702372 System and method for adjusting compressor inlet fluid temperature
04/17/2014WO2014059109A1 Variable fan speed control in hvac systems and methods
04/17/2014WO2014058524A1 Centrifugal compressor inlet guide vane control
04/17/2014DE102012020460A1 Compressor for insulating layer drying system of floor constructed in building, has pressure sensor to emit control signal, such that rotation speed of suction motor is reduced automatically or manually by using integrated controller
04/16/2014CN203548298U Electronic fan controller
04/16/2014CN203548297U Hazardous gas energy-saving discharging device
04/16/2014CN203548296U Novel wind-lacked automatic switching control switch for coal mine digging ventilator
04/16/2014CN203548295U Wind-target magnetic-control-type wind power locking control switch
04/16/2014CN203548294U Direct current fan controller
04/16/2014CN203548293U High-pressure fluidization fan with alarm function
04/16/2014CN203548292U Speed regulation circuit of direct current fan
04/16/2014CN203548291U Test device of cross-flow fan
04/16/2014CN203548290U Improved fan regulating door opening and closing device
04/16/2014CN203548289U Intelligent exhaust fan device
04/16/2014CN203548288U Intelligent fan control device
04/16/2014CN203548287U Machine box air exhausting device of micro magnetic tape camera
04/16/2014CN203548286U Triple-purpose speed regulator of electric fan
04/16/2014CN203548285U Infrared remote control signal receiving device for airflow generation device
04/16/2014CN203548263U Air pump with automatic shutdown function
04/16/2014CN103727074A Method for preventing surges of air compressor in process of low-power operation of fuel cell locomotive
04/16/2014CN103727051A Multi-branch accurate flow control system with large sucking rate
04/16/2014CN103727050A Constant-flow blower fan and control method thereof
04/16/2014CN103727049A Remotely-controlled electric fan
04/16/2014CN103727048A Multifunctional fan
04/16/2014CN103727047A Fan control circuit
04/16/2014CN102767416B Electromagnetically-controlled driving device of engine cooling fan and implementation method of electromagnetically-controlled driving device
04/16/2014CN102016324B Casing for a moving-blade wheel of a turbomachine
04/15/2014US8696322 Pump with automatic deactivation mechanism
04/15/2014US8696299 Compressor
04/15/2014US8695337 Gas sealing arrangement for a variable geometry turbocharger
04/10/2014US20140099195 Fan tray perforation pattern
04/09/2014EP2715144A1 Easily adaptable compressor bleed system downstream of a vane platform
04/09/2014EP2715070A1 Wear pin gap closure detection system for gas turbine engine
04/09/2014CN203532300U Connecting structure of two-position three-way magnetic valve
04/09/2014CN203532299U Air regulation door device
04/09/2014CN203532298U Intelligent electric fan
04/09/2014CN203532297U Automobile fan speed control circuit
04/09/2014CN203532296U Underground ventilation frequency-conversion control system
04/09/2014CN203532295U Gas turbine natural gas spacing ventilation stroke switch installation arrangement structure
04/09/2014CN203532289U Intelligent temperature controller circuit for computer case
04/09/2014CN203532288U Outdoor portable barbecuing fan
04/09/2014CN203532285U Electric fan of intelligent start and stop household air conditioner
04/09/2014CN103711731A Cooling apparatus
04/09/2014CN103711719A Induced fan control system
04/09/2014CN103711718A Induced fan controller
04/09/2014CN103711715A Rechargeable multifunctional electric fan
04/09/2014CN103711520A Underground local ventilator power supply system
04/09/2014CN102425554B Gain scheduling control method for magnetic suspension molecular pump
04/09/2014CN102251980B 地铁隧道风机控制系统 Subway tunnel fan control system
04/08/2014US8690519 Wet gas compressor systems
04/03/2014WO2014051887A1 Compressor test rig with pressure ratio targetting by throttling
04/03/2014WO2014048644A1 Integrally geared compressor with adjustable intermediate gearwheel
04/03/2014US20140093396 Compressed gas production and control
04/03/2014US20140093349 Systems and Methods for Operating and Validating a Compressor
04/02/2014CN203520039U System for controlling electric fan by adopting infrared remote control method and human body sensing control method
04/02/2014CN203516162U Fan control circuit for video surveillance circuit box
04/02/2014CN203516161U Fan field test device based on five-hole pneumatic probe
04/02/2014CN203516160U PWM fan speed-adjusting control circuit
04/02/2014CN203516159U Radiating fan control circuit and electronic equipment
04/02/2014CN203516158U Coal mine ventilator wireless monitoring system based on Zigbee technology
04/02/2014CN203516156U Novel direct current fan
04/02/2014CN203516155U Build-in electric air pump for inflating air
04/02/2014CN203516151U Blower device of fluidized bed
04/02/2014CN203516148U Multifunctional lifting floor fan
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