B21K1/00 - CPC Classification Index

ClassID:

39223 ⎘

B21K1/00 - CPC Classification

Classification description:

Making machine elements

Sub-classes:

B21K1/02 » balls, rolls, or rollers, e.g. for bearings 15
B21K1/04 » ball-races {or sliding bearing races} 43
B21K1/05 » cages for bearings 10
B21K1/06 » axles or shafts 42
B21K1/14 » fittings 10
B21K1/18 » pistons or plungers 43
B21K1/20 » valve parts 23
B21K1/26 » housings or supporting parts, e.g. axle housings, engine mountings 51
B21K1/28 » wheels; discs 40
B21K1/44 » bolts, studs, or the like 22
B21K1/56 » screw-threaded elements 64
B21K1/58 » rivets 13
B21K1/64 » nuts 14
B21K1/72 » hooks, e.g. crane hooks, railway track spikes 1
B21K1/74 » forked members or members with two or more limbs, e.g. U-bolts, anchors 17
B21K1/76 » elements not mentioned in one of the preceding groups 34

Recent Application in this class:

20170173664

2017-06-22

Apparatus for forming a blank for finish forging for a forged crankshaft for a three-cylinder engine and method for manufacturing a forged crankshaft for a three-cylinder engine using the same

20170173663

2017-06-22

Apparatus for forming a blank for finish forging for a forged crankshaft for a 4-cylinder engine, and method for manufacturing a forged crankshaft for a 4-cylinder engine using the same

20130147257

2013-06-13

WHEEL BEARING ASSEMBLY COMPRISING A JOINT AND CORRESPONDING METHOD OF MANUFACTURE

20130145599

2013-06-13

Assembly comprising a radially intermediate joint and corresponding method of joining two components

20130066517

2013-03-14

Wheel bearing with sensor

20120090290

2012-04-19

Power transmission chain pin and manufacture method thereof

20100043517

2010-02-25

Extraction of chordal test specimens from forgings

20090107201

2009-04-30

Method of forming cam lobe

20080188337

2008-08-07

Power transmission chain pin and manufacture method thereof

#10

20080156058

2008-07-03

METHOD FOR MAKING METALLIC COVER

#11

20070216736

2007-09-20

Liquid ejection head having improved ejection performance

#12

20070184698

2007-08-09

Pin assembly for conveyor chain

#13

20070062242

2007-03-22

Method of manufacturing a woodworker's holdfast

#14

20060101887

2006-05-18

Method for forging plate and method for manufacturing a liquid ejection head

#15

20050257374

2005-11-24

Cylindrical bearing member and method and apparatus for manufacturing same

#16

20050188736

2005-09-01

Fine forging method, manufacturing method of liquid ejection head, and liquid ejection head

#17

20050187065

2005-08-25

Manufacturing method for variator part of torodidal-type continuously variable transmission, variator part of toroidal-type continuously variable transmission and toroidal-type continuously variable transmission

#18

20050081361

2005-04-21

Method for forming protruded shaft of sealed case for memory device