BE892933A - Marteau demolisseur hydraulique - Google Patents

Marteau demolisseur hydraulique Download PDF

Info

Publication number: BE892933A
Authority: BE; Belgium
Prior art keywords: oil; axial chamber; hydraulic; hammer according; section
Prior art date: 1981-04-23

Application number

BE0/207897A

Other languages

English (en)

French (fr)

Inventor

M Musso

Original Assignee

Musso Mario

Donadio Giovanni

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1981-04-23

Filing date

1982-04-22

Publication date

1982-08-16

1982-04-22 Application filed by Musso Mario, Donadio Giovanni filed Critical Musso Mario

1982-08-16 Publication of BE892933A publication Critical patent/BE892933A/fr

Links

238000009527 percussion Methods 0.000 claims description 23
230000009471 action Effects 0.000 claims description 7
230000035939 shock Effects 0.000 claims description 2
238000010009 beating Methods 0.000 claims 1
239000003921 oil Substances 0.000 description 33
239000012530 fluid Substances 0.000 description 6
230000008901 benefit Effects 0.000 description 4
239000012528 membrane Substances 0.000 description 3
238000007789 sealing Methods 0.000 description 3
238000001816 cooling Methods 0.000 description 2
239000010720 hydraulic oil Substances 0.000 description 2
230000009467 reduction Effects 0.000 description 2
235000001674 Agaricus brunnescens Nutrition 0.000 description 1
241000192308 Agrostis hyemalis Species 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
230000001174 ascending effect Effects 0.000 description 1
210000000481 breast Anatomy 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
239000000470 constituent Substances 0.000 description 1
230000008878 coupling Effects 0.000 description 1
238000010168 coupling process Methods 0.000 description 1
238000005859 coupling reaction Methods 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000000446 fuel Substances 0.000 description 1
239000007789 gas Substances 0.000 description 1
230000006872 improvement Effects 0.000 description 1
238000009434 installation Methods 0.000 description 1
239000000463 material Substances 0.000 description 1
230000010349 pulsation Effects 0.000 description 1
230000001105 regulatory effect Effects 0.000 description 1
230000000630 rising effect Effects 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
238000003971 tillage Methods 0.000 description 1
238000011144 upstream manufacturing Methods 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D9/14—Control devices for the reciprocating piston
- B25D9/26—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D9/06—Means for driving the impulse member
- B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D9/14—Control devices for the reciprocating piston
- B25D9/16—Valve arrangements therefor
- B25D9/20—Valve arrangements therefor involving a tubular-type slide valve
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2209/00—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D2209/002—Pressure accumulators
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2209/00—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D2209/005—Details of portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously having a tubular-slide valve, which is coaxial with the piston

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
Automation & Control Theory (AREA)
Percussive Tools And Related Accessories (AREA)
Earth Drilling (AREA)

BE0/207897A 1981-04-23 1982-04-22 Marteau demolisseur hydraulique BE892933A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT67554/81A IT1144185B (it)	1981-04-23	1981-04-23	Martello demolitore idraulico

Publications (1)

Publication Number	Publication Date
BE892933A true BE892933A (fr)	1982-08-16

Family

ID=11303399

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE0/207897A BE892933A (fr)	1981-04-23	1982-04-22	Marteau demolisseur hydraulique

Country Status (2)

Country	Link
BE (1)	BE892933A (it)
IT (1)	IT1144185B (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1992007169A1 (en) *	1990-10-17	1992-04-30	Bruce Howard D	A method of fracturing rock or similar material
EP3236001A4 (en) *	2014-12-19	2018-04-18	Young Dug Yoon	Excavation apparatus using excavator

1981
- 1981-04-23 IT IT67554/81A patent/IT1144185B/it active
1982
- 1982-04-22 BE BE0/207897A patent/BE892933A/fr not_active IP Right Cessation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1992007169A1 (en) *	1990-10-17	1992-04-30	Bruce Howard D	A method of fracturing rock or similar material
AP273A (en) *	1990-10-17	1993-03-04	Howard Dixon Bruce	A method of fracturing rock or similar material.
EP3236001A4 (en) *	2014-12-19	2018-04-18	Young Dug Yoon	Excavation apparatus using excavator

Also Published As

Publication number	Publication date
IT8167554A0 (it)	1981-04-23
IT1144185B (it)	1986-10-29

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Legal Events

Date

Code

Title

Description

1986-10-31

RE

Patent lapsed

Owner name: MUSSO MARIO

Effective date: 19860430

Owner name: DONADIO GIOVANNI

Effective date: 19860430