DE20311430U1 - Loader with two variable pumps - Google Patents
Loader with two variable pumpsInfo
- Publication number
- DE20311430U1 DE20311430U1 DE20311430U DE20311430U DE20311430U1 DE 20311430 U1 DE20311430 U1 DE 20311430U1 DE 20311430 U DE20311430 U DE 20311430U DE 20311430 U DE20311430 U DE 20311430U DE 20311430 U1 DE20311430 U1 DE 20311430U1
- Authority
- DE
- Germany
- Prior art keywords
- circuit
- variable
- loader
- hydraulic
- vehicle
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Classifications
-
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/32—Ground or aircraft-carrier-deck installations for handling freight
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20507—Type of prime mover
- F15B2211/20523—Internal combustion engine
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20546—Type of pump variable capacity
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/20576—Systems with pumps with multiple pumps
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/27—Directional control by means of the pressure source
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/633—Electronic controllers using input signals representing a state of the prime mover, e.g. torque or rotational speed
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/665—Methods of control using electronic components
- F15B2211/6652—Control of the pressure source, e.g. control of the swash plate angle
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/665—Methods of control using electronic components
- F15B2211/6654—Flow rate control
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Description
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically
Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically
Claims (2)
mit einem Verbrennungsmotor,
und mit einem Hydraulikkreislauf für den Fahrantrieb des Fahrzeugs
sowie mit einem Hydraulikkreislauf für eine Arbeitshydraulik, welche unter anderem zum Heben der Bühne dient,
gekennzeichnet durch
zwei hydraulische Verstellpumpen,
wobei eine Verstellpumpe dem Fahrkreislauf und die zweite Verstellpumpe dem Arbeitskreislauf zugeordnet ist,
und wobei der Fahrkreislauf als geschlossener Kreislauf aus gestaltet ist.1. Vehicle in the form of a mobile aircraft loading lifting platform,
with an internal combustion engine,
and with a hydraulic circuit for driving the vehicle
as well as with a hydraulic circuit for working hydraulics, which is used, among other things, to lift the platform,
marked by
two hydraulic variable pumps,
one variable pump being assigned to the driving circuit and the second variable pump to the working circuit,
and wherein the driving circuit is designed as a closed circuit.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE20311430U DE20311430U1 (en) | 2003-07-24 | 2003-07-24 | Loader with two variable pumps |
EP04762484A EP1648772A1 (en) | 2003-07-24 | 2004-07-22 | Loader with two variable displacement pumps |
PCT/DE2004/001634 WO2005009841A1 (en) | 2003-07-24 | 2004-07-22 | Loader with two variable displacement pumps |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE20311430U DE20311430U1 (en) | 2003-07-24 | 2003-07-24 | Loader with two variable pumps |
Publications (1)
Publication Number | Publication Date |
---|---|
DE20311430U1 true DE20311430U1 (en) | 2003-10-16 |
Family
ID=29265660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE20311430U Expired - Lifetime DE20311430U1 (en) | 2003-07-24 | 2003-07-24 | Loader with two variable pumps |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1648772A1 (en) |
DE (1) | DE20311430U1 (en) |
WO (1) | WO2005009841A1 (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8913965D0 (en) * | 1989-06-17 | 1989-08-09 | Mallaghan Engineering Limited | Load handling apparatus |
DE10064326B4 (en) * | 2000-12-22 | 2015-07-30 | Linde Hydraulics Gmbh & Co. Kg | Method for detecting the idling characteristic of a drive machine |
US6755296B2 (en) * | 2001-10-11 | 2004-06-29 | Jack Elwell | Self-propelled belt loader |
-
2003
- 2003-07-24 DE DE20311430U patent/DE20311430U1/en not_active Expired - Lifetime
-
2004
- 2004-07-22 EP EP04762484A patent/EP1648772A1/en not_active Withdrawn
- 2004-07-22 WO PCT/DE2004/001634 patent/WO2005009841A1/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2005009841A1 (en) | 2005-02-03 |
EP1648772A1 (en) | 2006-04-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R207 | Utility model specification |
Effective date: 20031120 |
|
R197 | New subsequently filed claims on ip dossier | ||
R150 | Utility model maintained after payment of first maintenance fee after three years |
Effective date: 20060613 |
|
R157 | Lapse of ip right after 6 years |
Effective date: 20100202 |
|
R082 | Change of representative |
Representative=s name: PATENTANWAELTE OLBRICHT, BUCHHOLD, KEULERTZ PA, DE |