F04C14/00 - CPC Classification Index

ClassID:

143499 ⎘

F04C14/00 - CPC Classification

Classification description:

Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations

Sub-classes:

F04C14/02 » specially adapted for several machines or pumps connected in series or in parallel 73
F04C14/04 » specially adapted for reversible machines or pumps 59
F04C14/06 » specially adapted for stopping, starting, idling or no-load operation 82
F04C14/08 » characterised by varying the rotational speed 129
F04C14/10 » characterised by changing the positions of the inlet or outlet openings with respect to the working chamber 32
F04C14/18 » characterised by varying the volume of the working chamber 49
F04C14/24 » characterised by using valves regulating pressure or flow rate, e.g. discharge valves, {unloading valves} 174
F04C14/28 » Safety arrangements; Monitoring 133

Recent Application in this class:

20250369441

AUTOMOTIVE ELECTRIC OIL PUMP

20230279856

DYNAMIC CONTROL OF GEARS IN A GEAR PUMP HAVING A DRIVE-DRIVE CONFIGURATION

20230228266

FLUID PRESSURE UNIT

20220333597

INTEGRATED SCREW-SPINDLE COOLANT PUMP

20210324852

Device for providing a flow and a method of varying a flow rate

20200309119

Electric oil pump

20190242410

Miniature high pressure pump and electrical hydraulic actuation system

20190024547

Continuous reservoir level monitoring

20180209419

Fuel flow control assembly of aircraft engine and method

20180200749

JETTING DISPENSING SYSTEM INCLUDING FEED BY PROGRESSIVE CAVITY PUMP AND ASSOCIATED METHODS

20170090457

Pump integrity detection, monitoring and alarm generation

20160230620

Method for operating a gear pump, and gear pump

20160201694

Miniature high pressure pump and electrical hydraulic actuation system

20160186929

Lubricant reservoir low level indicator

20160186740

Electronic pump motor control

20150219093

Industrial fluid circuits and method of controlling the industrial fluid circuits using variable speed drives on the fluid pumps of the industrial fluid circuits

20140186193

Air compressor

20140056732

HYBRID VARIABLE EXTERNAL GEAR PUMP

20130071274

VACUUM PUMPING SYSTEM

20120295526

Vacuum control in a vacuum filler without external air supply

20120141315

External Gear Pump

20110169651

Open circuit wear sensor for use with a conductive wear counterface

20090020173

Industrial fluid circuits and method of controlling the industrial fluid circuits using variable speed drives on the fluid pumps of the industrial fluid circuits

20060104823

Hydraulic pump with variable flow and variable pressure and electric control

20050118033

Method for adjusting a volumetric flow-variable positive displacement pump in an internal combustion engine