ClassID:

45554

B25D2209/002 - CPC Classification

Classification description:

Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously Pressure accumulators

Recent Application in this class:
#1
20250101807
2025-03-27

HYDRAULIC IMPACT MECHANISM FOR USE IN EQUIPMENT FOR PROCESSING ROCK AND CONCRETE

#2
20240326212
2024-10-03

Hydraulic hammer with dampening accumulator

#3
20240253199
2024-08-01

Hydraulic Hammer Internal Damping

#4
20230339087
2023-10-26

Percussion apparatus equipped with a pressure regulating device

#5
20230081812
2023-03-16

Head valve system for air spring power tool

#6
20230069735
2023-03-02

Rock breaking machine and method for storing pressure energy

#7
20220274242
2022-09-01

Rotary-percussive hydraulic perforator provided with a stop piston and a braking chamber

#8
20220274240
2022-09-01

Hydraulic rotary-percussive hammer drill provided with a stop piston

#9
20220024012
2022-01-27

Fluid pressure striking device

#10
20210001462
2021-01-07

Rotary-percussive hydraulic perforator provided with a control chamber permanently connected to a low-pressure accumulator

#11
20200181978
2020-06-11

Two-piston hydraulic striking device

#12
20190224835
2019-07-25

Hydraulic striking device

#13
20180147708
2018-05-31

LATCH MECHANISM FOR RETAINING AND REMOVING A VALVE BODY OF A HYDRAULIC HAMMER

#14
20180066680
2018-03-08

Accumulator

#15
20170291290
2017-10-12

Hydraulic hammer assembly

#16
20170274516
2017-09-28

HYDRAULIC BREAKER

#17
20170167962
2017-06-15

Pressure indicator for hydraulic hammer

#18
20170138376
2017-05-18

Hydraulic buffer with fast startup

#19
20160025112
2016-01-28

Accumulator membrane for a hydraulic hammer

#20
20150000949
2015-01-01

Surge accumulator for hydraulic hammer

#21
20140290972
2014-10-02

Accumulator

#22
20140209340
2014-07-31

Variable volume accumulator

#23
20130186667
2013-07-25

Hydraulic impact mechanism for use in equipment for treating rock and concrete

#24
20070251731
2007-11-01

Hydraulic impact mechanism

#25
20070199725
2007-08-30

Pressure-fluid-operated percussion device

#26
20070068707
2007-03-29

Hydraulic breaking hammer with lubricated implement guide sleeve

#27
20050145400
2005-07-07

Impact tool