ClassID:

143310

F04B2203/0404 - CPC Classification

Classification description:

Motor parameters of linear electric motors Frequency of the electric current

Recent Application in this class:
#1
20250234920
2025-07-24

ELECTRONIC VAPORISER SYSTEM

#2
20240247651
2024-07-25

MICROFLUIDIC PUMP CONTROL

#3
20230313790
2023-10-05

Fluid control device

#4
20230180826
2023-06-15

Electronic vaporizer system

#5
20210095659
2021-04-01

Fluid control device

#6
20210028738
2021-01-28

Method for controlling motor-driven pump in a fluid system

#7
20200373866
2020-11-26

Linear motor system and compressor

#8
20200195119
2020-06-18

Linear motor control apparatus and compressor equipped with the same

#9
20200182231
2020-06-11

Linear compressor and method for controlling the same

#10
20190170130
2019-06-06

Linear motor system and compressor

#11
20190145393
2019-05-16

Electric control module solenoid pump

#12
20180320673
2018-11-08

Solenoid Pump Driver

#13
20180051686
2018-02-22

Pump having a top portion fixed to an external structure

#14
20180029673
2018-02-01

Hybrid cargo handling method of oil tanker and cargo pump prime mover system for the method

#15
20180023557
2018-01-25

Operating method and actuation device for a piston pump

#16
20170218942
2017-08-03

Miniature fluid control device

#17
20170218939
2017-08-03

Miniature pneumatic device

#18
20170218938
2017-08-03

Miniature pneumatic device

#19
20170152845
2017-06-01

Blower with a vibrating body having a restraining plate located on a periphery of the body

#20
20170042224
2017-02-16

Electronic vaporiser system

#21
20160053754
2016-02-25

Linear compressor, and apparatus and method for controlling a linear compressor

#22
20140340003
2014-11-20

System and method for controlling the stroke and operation at resonance frequency of a resonant linear motor

#23
20130028753
2013-01-31

High pressure solenoid pump

#24
20120315153
2012-12-13

Machine including compressor controlling apparatus and method

#25
20090232666
2009-09-17

Linear Compressor

#26
20090208347
2009-08-20

Controlling apparatus for linear compressor

#27
20090206778
2009-08-20

Control apparatus for linear compressor

#28
20080267798
2008-10-30

SOLENOID PUMP

#29
20070286751
2007-12-13

CAPACITY CONTROL OF A COMPRESSOR

#30
20070256428
2007-11-08

Vibration control of free piston machines through frequency adjustment

#31
20060257264
2006-11-16

System and method for controlling linear compressor

#32
20060110259
2006-05-25

System for adjusting resonance frequencies in a linear compressor

#33
20060056980
2006-03-16

Apparatus and method for controlling operation of compressor

#34
20050271526
2005-12-08

Reciprocating compressor, driving unit and control method for the same