B23H2300/20 - CPC Classification Index

ClassID:

42728 ⎘

B23H2300/20 - CPC Classification

Classification description:

Power source circuits or energization Relaxation circuit power supplies for supplying the machining current, e.g. capacitor or inductance energy storage circuits

Sub-classes:

B23H2300/22 » Circuits using or taking into account line impedance to shape the discharge pulse 10

Recent Application in this class:

20210370424

2021-12-02

Power source device for electric discharge machine

20190366456

2019-12-05

Electrical discharge machine time slice power supply

20190168505

2019-06-06

Driving variable capacitive loads

20180056421

2018-03-01

Wire electrical discharge machine

20160354851

2016-12-08

ELECTRIC DISCHARGE MACHINING APPARATUS, ELECTRIC DISCHARGE MACHINING METHOD, AND SEMICONDUCTOR SUBSTRATE MANUFACTURING METHOD

20150343544

2015-12-03

Plural resistance-capacitance (PRC) electrical discharge machining system

20150314383

2015-11-05

Machining power supply device for electric discharge machine

20150283634

2015-10-08

Electric discharge machining apparatus

20140319102

2014-10-30

Power supply device for electrical discharge machine

#10

20140097909

2014-04-10

High-frequency power source device

#11

20130292360

2013-11-07

Power supply device for electric discharge machining apparatus and electric discharge machining method

#12

20130015162

2013-01-17

Power supply device for wire electric discharge machine capable of suppressing wire electrode consumption

#13

20110220615

2011-09-15

Power supply device for sinker electric discharge machining

#14

20110163071

2011-07-07

Power supply device for electrical discharge machine

#15

20110114604

2011-05-19

Electric discharge machining apparatus, electric discharge machining method, and semiconductor substrate manufacturing method

#16

20090314747

2009-12-24

Wire electric discharge machine with impedance switching

#17

20070163999

2007-07-19

Device for machining by electroerosion

#18

20070023400

2007-02-01

Method and generator for electrical discharge machining

#19

20060054600

2006-03-16

Discharge-processing power source device

#20

20050194947

2005-09-08

Power supply device for electric discharge machining