F04B27/067 - CPC Classification Index

ClassID:

142875 ⎘

F04B27/067 - CPC Classification

Classification description:

Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement Control

Sub-classes:

F04B27/0673 » {by using a valve in a system with several pumping chambers, wherein the flow-path through the chambers can be changed, e.g. series-parallel} 8
F04B27/0676 » {by changing the phase relationship between the actuating cam and the distribution means} 0
F04B27/073 » by varying the relative eccentricity between two members, e.g. a cam and a drive shaft 1

Recent Application in this class:

20180223820

2018-08-09

Reciprocating compressor having first and second cylinders in selective fluid communication with respective first and second suction plenums

20180135609

2018-05-17

Air-conditioner compressor for vehicle

20160123314

2016-05-05

Reciprocating compressor system

20130047595

2013-02-28

Air compression method and apparatus

20120325080

2012-12-27

Gas boosters

20120192583

2012-08-02

Suction Cutoff Unloader Valve For Compressor Capacity Control

20100107622

2010-05-06

System and method for pilot-operated high pressure valve

20060218959

2006-10-05

Refrigerant compressor

20060005556

2006-01-12

Flow rate control valve