ClassID:

144258

F04D29/288 - CPC Classification

Classification description:

Details, component parts, or accessories; Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps Part of the wheel having an ejecting effect, e.g. being bladeless diffuser

Recent Application in this class:
#1
20250207605
2025-06-26

TURBOMACHINE AND APPARATUS COMPRISING SAID TURBOMACHINE

#2
20250003412
2025-01-02

PUMP APPARATUS

#3
20230193819
2023-06-22

Diffuser pipe with exit flare

#4
20220325627
2022-10-13

Rotor having a plurality of spiral pathways to pass liquid or gas therethrough to increase power thereof

#5
20220145901
2022-05-12

Bladeless fan with multiple air ducts

#6
20200392966
2020-12-17

Fan device

#7
20190264697
2019-08-29

CENTRIFUGAL FAN

#8
20190264696
2019-08-29

CENTRIFUGAL FAN

#9
20190264695
2019-08-29

CENTRIFUGAL FAN

#10
20190264694
2019-08-29

Centrifugal fan

#11
20180030994
2018-02-01

Ventilator wheel and ventilator

#12
20170300094
2017-10-19

Viscous flow blower for thermal management of an electronic device

#13
20170227015
2017-08-10

Centrifugal pumps having anti-air-locking features

#14
20160186771
2016-06-30

Rotor hub assembly, electric fan

#15
20160115968
2016-04-28

BLADELESS FLUID PROPULSION PUMP

#16
20150345511
2015-12-03

Centrifugal fan

#17
20150198169
2015-07-16

Synthetic jets in compressors

#18
20150110614
2015-04-23

Hybrid drive engine

#19
20140127023
2014-05-08

Centrifugal compressor impeller

#20
20140069138
2014-03-13

Turbo-compressor-condenser-expander

#21
20100322773
2010-12-23

Impeller of a suction-enforced type and fan-motor having the same

#22
20100180631
2010-07-22

Turbo-compressor-condenser-expander

#23
20090263240
2009-10-22

Multiblade centrifugal blower

#24
20080286121
2008-11-20

Ejector-type rotary device

#25
20060228212
2006-10-12

Radial fan wheel, fan unit and radial fan arrangement

#26
18541606
2024-11-12

Integrated centrifugal compressor diffuser and high pressure turbine vane assembly