ClassID:

39238

B21K1/20 - CPC Classification

Classification description:

Making machine elements valve parts

Sub-classes:
Recent Application in this class:
#1
20230008981
2023-01-12

Lined butterfly valve and method for manufacturing lined butterfly valve

#2
20220049650
2022-02-17

RELIEF VALVE FOR A TURBOCHARGER AND PROCESS FOR MANUFACTURING A RELIEF VALVE

#3
20210402967
2021-12-30

ABS pressure control valve assembly

#4
20210299739
2021-09-30

Methods for forming low stress component for medical devices

#5
20210095767
2021-04-01

Appliance for making isotropically finished seal ring of seal assembly for machine

#6
20210086292
2021-03-25

Internally cooled valve having a valve bottom, and method for the production thereof

#7
20210025506
2021-01-28

Electric ball valve and manufacturing method therefor

#8
20200271229
2020-08-27

Method and appliance for making isotropically finished seal ring of seal assembly for machine

#9
20170266715
2017-09-21

Open die forging process for minimizing end losses and a product made using it

#10
20170072457
2017-03-16

BAR MATERIAL TRANSFER METHOD AND CONVEYOR

#11
20160177790
2016-06-23

Lash adjuster and method of making same

#12
20150266084
2015-09-24

Bar material transfer method and conveyor

#13
20150233220
2015-08-20

GAS LIFT VALVE

#14
20140352389
2014-12-04

Forging system for forging a valve

#15
20130186078
2013-07-25

MICRO-VALVE HAVING AN ELASTICALLY DEFORMABLE VALVE LIP, METHOD FOR PRODUCING SAME AND MICRO-PUMP

#16
20130139389
2013-06-06

LIGHTWEIGHT TITANIUM ALUMINIDE VALVES AND METHODS FOR THE MANUFACTURE THEREOF

#17
20120137520
2012-06-07

Integrated valve sleeve

#18
20110049410
2011-03-03

Lightweight titanium aluminide valves and methods for the manufacture thereof

#19
20090242668
2009-10-01

Fuel injection valve and method for forming orifice thereof

#20
20080034573
2008-02-14

Method of forming member, valve guide and method of forming the same, and method of forming tubular member

#21
20070214639
2007-09-20

ROLLER FOLLOWER ASSEMBLY

#22
20070144468
2007-06-28

Camshaft, method of manufacturing cam for camshaft, and method of manufacturing shaft for camshaft

#23
20050252473
2005-11-17

Metering socket