F02F3/225 - CPC Classification Index

ClassID:

140093 ⎘

F02F3/225 - CPC Classification

Classification description:

Pistons having cooling means the means being a fluid flowing through or along piston the fluid being liquid the liquid being directed into blind holes

Recent Application in this class:

20230145204

2023-05-11

Piston having oil return passage

20180163310

2018-06-14

Method for coating cooling channel with coating containing hexagonal boron nitride

20170175671

2017-06-22

Piston for an internal combustion engine

20160369740

2016-12-22

Piston cooling configurations utilizing lubricating oil from a bearing reservoir in an opposed-piston engine

20150322887

2015-11-12

Piston for an internal combustion engine

20150252715

2015-09-10

Piston cooling configurations utilizing lubricating oil from a bearing reservoir in an opposed-piston engine

20150211438

2015-07-30

PISTON WITH OIL RESERVOIR

20140352647

2014-12-04

Piston for an internal combustion engine

20130032104

2013-02-07

Piston upper part of an assembled or welded piston with extended cooling spaces

#10

20130032103

2013-02-07

Piston including a pair of cooling chambers

#11

20100147251

2010-06-17

Piston of an internal combustion engine with an increased inclination of the box walls of the piston

#12

20080128946

2008-06-05

Mold assembly for lightweight pistons