ITBA20050012A1 - Macchina oleodinamica a percussione con un cassetto di distribuzione di tipo on-off e pistone pilota - Google Patents

Macchina oleodinamica a percussione con un cassetto di distribuzione di tipo on-off e pistone pilota

Info

Publication number
ITBA20050012A1
ITBA20050012A1 ITBA20050012A ITBA20050012A1 IT BA20050012 A1 ITBA20050012 A1 IT BA20050012A1 IT BA20050012 A ITBA20050012 A IT BA20050012A IT BA20050012 A1 ITBA20050012 A1 IT BA20050012A1
Authority
IT
Italy
Prior art keywords
pilot piston
type drawer
hydraulic percussion
percussion machine
hydraulic
Prior art date
Application number
Other languages
English (en)
Inventor
Antonio Andriani
Original Assignee
Eutecna S R L Soc
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.)
Filing date
Publication date
Application filed by Eutecna S R L Soc filed Critical Eutecna S R L Soc
Priority to ITBA20050012 priority Critical patent/ITBA20050012A1/it
Priority to PCT/IB2006/000555 priority patent/WO2006097816A1/en
Priority to EP06710541A priority patent/EP1863616A1/en
Publication of ITBA20050012A1 publication Critical patent/ITBA20050012A1/it

Links

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
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/145—Control devices for the reciprocating piston for hydraulically actuated hammers having an accumulator
    • 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
    • B25D2209/005—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)
ITBA20050012 2005-03-16 2005-03-16 Macchina oleodinamica a percussione con un cassetto di distribuzione di tipo on-off e pistone pilota ITBA20050012A1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ITBA20050012 ITBA20050012A1 (it) 2005-03-16 2005-03-16 Macchina oleodinamica a percussione con un cassetto di distribuzione di tipo on-off e pistone pilota
PCT/IB2006/000555 WO2006097816A1 (en) 2005-03-16 2006-03-03 Oleodynamic percussion machine with on-off slide valve and pilot piston
EP06710541A EP1863616A1 (en) 2005-03-16 2006-03-03 Oleodynamic percussion machine with on-off slide valve and pilot piston

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITBA20050012 ITBA20050012A1 (it) 2005-03-16 2005-03-16 Macchina oleodinamica a percussione con un cassetto di distribuzione di tipo on-off e pistone pilota

Publications (1)

Publication Number Publication Date
ITBA20050012A1 true ITBA20050012A1 (it) 2006-09-17

Family

ID=36572031

Family Applications (1)

Application Number Title Priority Date Filing Date
ITBA20050012 ITBA20050012A1 (it) 2005-03-16 2005-03-16 Macchina oleodinamica a percussione con un cassetto di distribuzione di tipo on-off e pistone pilota

Country Status (3)

Country Link
EP (1) EP1863616A1 (it)
IT (1) ITBA20050012A1 (it)
WO (1) WO2006097816A1 (it)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2369908A1 (fr) * 1976-11-08 1978-06-02 Montabert Roger Appareil a percussions hydraulique
US4474248A (en) * 1981-04-23 1984-10-02 Giovanni Donadio Hydraulic demolishing rock drill
GB2141657A (en) * 1983-05-10 1985-01-03 Panther Equip Ltd Improvements in hydraulically operated hammers
WO1987003925A1 (fr) * 1985-12-23 1987-07-02 Spetsialnoe Konstruktorskoe Bjuro Gidroimpulsnoi T Dispositif de percussion
DE19652079C2 (de) * 1996-12-14 1999-02-25 Krupp Berco Bautechnik Gmbh Fluidbetriebenes Schlagwerk
IT1312140B1 (it) * 1999-06-22 2002-04-09 Priver Ind Srl Macchina oleodinamica a percussione di concezione innovativafunzionante a pressione idraulica costante.

Also Published As

Publication number Publication date
WO2006097816A1 (en) 2006-09-21
EP1863616A1 (en) 2007-12-12

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