BR8807358A - Sistema de acionamento por hidraulica pulsante - Google Patents
Sistema de acionamento por hidraulica pulsanteInfo
- Publication number
- BR8807358A BR8807358A BR888807358A BR8807358A BR8807358A BR 8807358 A BR8807358 A BR 8807358A BR 888807358 A BR888807358 A BR 888807358A BR 8807358 A BR8807358 A BR 8807358A BR 8807358 A BR8807358 A BR 8807358A
- Authority
- BR
- Brazil
- Prior art keywords
- drive system
- hydraulic drive
- pulsing
- pulsing hydraulic
- hydraulic
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
- E02F5/32—Rippers
- E02F5/326—Rippers oscillating or vibrating
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
- E02F3/402—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with means for facilitating the loading thereof, e.g. conveyors
- E02F3/405—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with means for facilitating the loading thereof, e.g. conveyors using vibrating means
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
- E02F9/221—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for generating actuator vibration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/12—Fluid oscillators or pulse generators
- F15B21/125—Fluid oscillators or pulse generators by means of a rotating valve
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Shovels (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873742198 DE3742198A1 (de) | 1987-12-12 | 1987-12-12 | Pulshydraulik-antriebssystem |
PCT/EP1988/001106 WO1989005408A1 (en) | 1987-12-12 | 1988-12-05 | Pulsating hydraulic drive system |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8807358A true BR8807358A (pt) | 1990-03-01 |
Family
ID=6342476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR888807358A BR8807358A (pt) | 1987-12-12 | 1988-12-05 | Sistema de acionamento por hidraulica pulsante |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0359785A1 (pt) |
JP (1) | JPH02502475A (pt) |
AU (1) | AU2808089A (pt) |
BR (1) | BR8807358A (pt) |
DD (1) | DD276125A5 (pt) |
DE (1) | DE3742198A1 (pt) |
ES (1) | ES2013378A6 (pt) |
WO (1) | WO1989005408A1 (pt) |
ZA (1) | ZA889273B (pt) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO303137B1 (no) * | 1996-08-13 | 1998-06-02 | Gjerstad Mek Ind As | Anordning ved gravemaskinskuff |
JP3468672B2 (ja) * | 1997-10-23 | 2003-11-17 | 帝人製機株式会社 | 振動発生装置 |
US6763661B2 (en) | 2002-05-07 | 2004-07-20 | Husco International, Inc. | Apparatus and method for providing vibration to an appendage of a work vehicle |
DE10339190A1 (de) * | 2003-08-22 | 2005-03-17 | Kreye, Jürgen | Ballenschneider, Hydraulikzylinder, hydraulische Schaltung, Verfahren zur Erzeugung einer pulsierenden Bewegung eines hydraulischen Antriebes |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3027027A (en) * | 1960-01-05 | 1962-03-27 | Marcus J Bles | Combination pick and bucket attachment for excavating machines and the like |
US3113390A (en) * | 1962-04-30 | 1963-12-10 | Charles W Pewthers | Movable excavating bucket teeth |
DE1634709A1 (de) * | 1965-11-19 | 1970-07-16 | Bilger Fa Friedr | Arbeitsgeraet mit Bodenbearbeitungswerkzeug |
FR1582406A (pt) * | 1967-10-26 | 1969-09-26 | ||
FR2049403A5 (pt) * | 1969-06-09 | 1971-03-26 | Haynes Freddie | |
DE2813202A1 (de) * | 1978-03-25 | 1979-10-04 | Salzgitter Maschinen Ag | Senklader mit ganz oder teilweise aktivierter schaufel |
US4537556A (en) * | 1983-05-12 | 1985-08-27 | Tharp Emery C | Reciprocating backhoe bucket |
-
1987
- 1987-12-12 DE DE19873742198 patent/DE3742198A1/de not_active Withdrawn
-
1988
- 1988-12-05 EP EP89900120A patent/EP0359785A1/de not_active Withdrawn
- 1988-12-05 JP JP1500059A patent/JPH02502475A/ja active Pending
- 1988-12-05 WO PCT/EP1988/001106 patent/WO1989005408A1/de not_active Application Discontinuation
- 1988-12-05 BR BR888807358A patent/BR8807358A/pt unknown
- 1988-12-05 AU AU28080/89A patent/AU2808089A/en not_active Abandoned
- 1988-12-12 ES ES888803762A patent/ES2013378A6/es not_active Expired - Lifetime
- 1988-12-12 ZA ZA889273A patent/ZA889273B/xx unknown
- 1988-12-12 DD DD88322961A patent/DD276125A5/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DD276125A5 (de) | 1990-02-14 |
ES2013378A6 (es) | 1990-05-01 |
DE3742198A1 (de) | 1989-06-22 |
EP0359785A1 (de) | 1990-03-28 |
AU2808089A (en) | 1989-07-05 |
ZA889273B (en) | 1989-08-30 |
JPH02502475A (ja) | 1990-08-09 |
WO1989005408A1 (en) | 1989-06-15 |
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