F04C2270/025 - CPC Classification Index

ClassID:

143854 ⎘

F04C2270/025 - CPC Classification

Classification description:

Control; Monitoring or safety arrangements; Power Controlled or regulated

Recent Application in this class:

20220260075

2022-08-18

Compressor, monitoring system, and method of monitoring compressor

20200132074

2020-04-30

Rotary compressors with variable speed and volume control

20190277277

2019-09-12

Motor drive system and method

20190249650

2019-08-15

Motor drive system and method

20180283379

2018-10-04

Method for regulating the rotational speed of a compressor as a function of the available gas flow of a source and regulation thereby applied

20170218965

2017-08-03

Load/unload control method for compressor system

20170211573

2017-07-27

Method for twin screw positive displacement pump protection

20170089337

2017-03-30

Arrangement for specifying a pressure

20170082104

2017-03-23

Electric pump

#10

20160116059

2016-04-28

Variable displacement pump and gearbox control system

#11

20150093273

2015-04-02

Rotary compressors with variable speed and volume control

#12

20140119966

2014-05-01

Method for rotary positive displacement pump protection

#13

20050232791

2005-10-20

Dual-shaft vacuum pump