WO2004056691A1 - Vehicule de la manutention de materiaux - Google Patents
Vehicule de la manutention de materiaux Download PDFInfo
- Publication number
- WO2004056691A1 WO2004056691A1 PCT/FR2003/003797 FR0303797W WO2004056691A1 WO 2004056691 A1 WO2004056691 A1 WO 2004056691A1 FR 0303797 W FR0303797 W FR 0303797W WO 2004056691 A1 WO2004056691 A1 WO 2004056691A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- vehicle
- wheels
- telescopic arm
- power unit
- engine power
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/065—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks non-masted
- B66F9/0655—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks non-masted with a telescopic boom
-
- 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
- E02F3/283—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 with a single arm pivoted directly on the chassis
- E02F3/286—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 with a single arm pivoted directly on the chassis telescopic or slidable
Definitions
- the present invention relates to • a load handling vehicle, hereinafter called “vehicle of specified type”, which comprises a structure having a load transport device placed at a front end of the vehicle, a lifting device intended to lift the load transport device, an engine power unit intended to produce the power necessary for the load transport device and the propulsion device, a propulsion device comprising a pair of large front wheels and of contact with the ground, placed one for each side of the vehicle and a pair of rear wheels of small dimensions intended to be in contact with the ground and placed each on one side of the vehicle, a seat for the operator.
- vehicle of specified type which comprises a structure having a load transport device placed at a front end of the vehicle, a lifting device intended to lift the load transport device, an engine power unit intended to produce the power necessary for the load transport device and the propulsion device, a propulsion device comprising a pair of large front wheels and of contact with the ground, placed one for each side of the vehicle and a pair of rear wheels of small dimensions intended to be in contact with the ground and placed each
- the invention relates in particular to a vehicle of the specified type which is suitable for handling industrial loads, usually in . warehouses or in other situations where the vehicle may have limited maneuvering space. So far, there are two types of vehicles:
- Such a vehicle comprising a vertical mast device, placed in front of the vehicle and in front of the driver's seat, and a loose gear.
- the visibility of the driver towards the front is reduced by the structure of the vertical mast and this mast in the folded position occupies a considerable height and can prevent access to warehouses having accesses little clear in height.
- a vehicle comprising a telescopic arm located on the side of the machine and before a load transport device on its front end.
- This device includes a telescopic arm located above a front wheel.
- the front wheels are small, causing significant pressure at the contact of the front wheels with the ground and a lack of traction in difficult terrain.
- the invention therefore has for object the production of a materials handling vehicle which does not have the aforementioned drawbacks or at least by reducing the sharpness.
- the construction of the material handling vehicle of the specified type comprises a telescopic beam pivotally mounted on the support structure in a rear end region of the beam, up or down under the action of the motor device in a plane which extends in the front-rear direction of the vehicle, the arm having a load-carrying accessory, in its front end region, the front wheels in contact with the ground, large dimensions being driven by the engine power unit and the rear wheels in contact with the ground being steered, the load lifting device being disposed substantially in the median axis of the vehicle, the seat being offset on one side of this median axis, the group of engine power being installed on the other side of this median axis.
- the rear ground contact wheels may not be driven by the engine power unit.
- the axis of the engine crankshaft is substantially perpendicular to the median plane x-x 'front-rear of the vehicle and placed as far back as possible, in front of the rear wheels.
- the telescopic arm can be installed along the seat, above the engine power unit - and in the low position on the inside of a front wheel, and the load lifting device in the median axis of the vehicle.
- the driver's seat could be offset by '450 mm from the median axis, partially covering the load lifting device located in this axis.
- the telescopic arm being offset by approximately 150 mm on the other side of the median axis and allowing the passage of the arm next to a front wheel.
- the 'vehicle preferably has a width less than 1800 mm.
- the engine power unit can cause wheels by a hydraulic device.
- the pivot axis of the arm can occupy a position located behind the axis of rotation of the rear wheels.
- Such a vehicle is relatively narrow, has large front wheels while the forward visibility of the driver is not superfluously reduced by elements of the vehicle.
- FIG. 1 is a side elevational view of a load handling vehicle according to the invention.
- FIG. 1 is a side view of the side opposite to Figure 1.
- FIG. 3 is a top view of the vehicle according to the invention.
- - Figure 4 is a front view of the vehicle according to the invention.
- - Figure 5 is a rear view of the 'Vehicle according to the invention.
- FIG. 6 is a cross-sectional view at the level of the motor axis.
- FIGS. 1 to 5 represent a load vehicle of the type of a • telescopic forklift, bearing the general reference 1.
- the vehicle 1 has a front end 11 and an end rear 12.
- Two front wheels 13 for contact with the ground of large dimensions are placed in the front end region and are opposite in the direction of the width of the vehicle so that they are each on one side of the vehicle.
- Two rear wheels 14 for contact with the ground are placed in a rear end region of the vehicle and are also spaced apart along the width of the vehicle so that they are each on one side of the vehicle.
- the rear wheels 14 are mounted on an axle 15 of conventional suspension 16 and they are not driven by the motor. They are directed by means of a steering cylinder 17 of conventional installation.
- the front wheels 13 are driven by a set of reducers 18 and hydraulic motors 19 of conventional design. This assembly could be replaced by a bridge driven by a hydraulic motor.
- a seat 20 is offset from the median plane x-x 'of the vehicle in the opposite direction to the arm 30 and to the power unit 60 defined below.
- a seat 20 intended for the operator can be arranged inside an operator compartment 21, in which is placed a steering wheel 22 and conventional controls for pedals and levers of the vehicle.
- This compartment 21 of cabin type has several openings which can be glazed or. no. An access door may or may not be fitted in this compartment.
- This assembly can be linked to the supporting structure by elastic suspensions.
- the load lifting device comprises a single telescopic arm 30 pivotally mounted on the structure 50 in a rear region 12 of the arm so that it presents a vertical pivoting movement under the control of the load lifting device in a plane which extends in the front-rear direction of the vehicle, parallel to the central plane xx 'of the vehicle and offset from this plane in the direction of ' the width.
- the arm 30 is articulated on the structure 50 around a horizontal axis 62, also placed in the rear region 12 of the structure 50.
- This telescopic arm 30, extending parallel to the median plane XX 'on the side opposite to the operator compartment 21, is offset relative to the central plane xx' so that its projection is located generally inside front wheel and leaves a space available for installation of the operator compartment '21 and the load lifting device on one side of this arm.
- the telescopic arm 30 is composed at its front end 31 of an accessory load support 32 articulated around the axis 33 secured to the telescopic arm.
- the accessory support is rotated by a tilt cylinder 34 placed substantially in the median axis xx ′ of the vehicle and fixed to the accessory support by the articulation 35, and the telescopic arm by the articulation 36.
- the telescopic arm 30 is pivoted up and down by a lifting cylinder 37 connected at 38 by an axis to the telescopic arm 30 and by an axis 39 to the structure 50.
- This position of the telescopic arm 30 allows the installation of large front wheels 13.
- the load lifting device tilt cylinder 34 and lifting cylinder 37
- a compensation cylinder 40 fixed on the arm 30 by the joint 41 and on the structure 50 by the joint 42.
- This cylinder 40 connected to the tilt cylinder 34 by hydraulic pipes and by a suitable definition maintains • the accessories support angularly with respect to the horizontal during the lifting function.
- the compensation function installed is of the classic type.
- This compensation cylinder 40 is installed in the plane of the lifting cylinder 37.
- the 3 cylinders of the load lifting device, ie- the tilting cylinders 34, lifting 37 and compensation 40 are located substantially in the median plane xx 'of the machine.
- the 'power group -60 engine is installed on the side opposite the driver's seat, and partly under the arm 30, its crankshaft axis 61 being disposed substantially perpendicular to the median axis x-x '.
- This engine power group 60 can have as fuel the fuel, but also the gas (natural or propane) or the electricity delivered by batteries.
- This engine power unit is arranged transversely allowing natural accessibility of the engine 60 and of the hydraulic members 70 and 75 located under the structure 50 and the cabin 21.
- the supporting structure 50 comprises a central beam 51 reconstituted by assembling welded sheets 52 and forming a closed section 53 of great torsional inertia, and ensuring good maintenance of the load when the latter is lifted.
- the section of the central beam is substantially square.
- the power motor 60 is connected to the front drive wheels 13 by a hydraulic transmission comprising a pump 70, one or more hydraulic motors 18, different sensors and actuators, all managed by an electronic assembly.
- This hydraulic transmission will come from a manufacturer of this type of component.
- Hydraulic distributor controlled from the control station 21 will distribute the power''issued by the pump 75 on the cylinders selected. This transmission will be carried out at using trade components.
- FIG. 7 describes a variant of the preceding vehicle and consists in making the rear driving and steering wheels.
- the hydraulic transmission of the power from the motor 60 to the rear wheels 14 will be done by means of hydraulic motors 72 and reducers 73 installed on the pivoting part of the wheels 14. This hydraulic transmission will take up part of the components of the translation of the front wheels 13.
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Vehicle Step Arrangements And Article Storage (AREA)
- Control And Other Processes For Unpacking Of Materials (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Body Structure For Vehicles (AREA)
- General Details Of Gearings (AREA)
- Medicines Containing Plant Substances (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE60313806T DE60313806T2 (de) | 2002-12-18 | 2003-12-18 | Lasthandhabungsfahrzeug |
AU2003300660A AU2003300660A1 (en) | 2002-12-18 | 2003-12-18 | Material handling vehicle |
EP03813633A EP1585699B1 (fr) | 2002-12-18 | 2003-12-18 | Vehicule de la manutention de materiaux |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR02/16068 | 2002-12-18 | ||
FR0216068A FR2849009B1 (fr) | 2002-12-18 | 2002-12-18 | Chariot semi-industriel, a portee variable, pour la manutention de materiaux |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004056691A1 true WO2004056691A1 (fr) | 2004-07-08 |
Family
ID=32406143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2003/003797 WO2004056691A1 (fr) | 2002-12-18 | 2003-12-18 | Vehicule de la manutention de materiaux |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1585699B1 (fr) |
AT (1) | ATE361895T1 (fr) |
AU (1) | AU2003300660A1 (fr) |
DE (1) | DE60313806T2 (fr) |
ES (1) | ES2287576T3 (fr) |
FR (1) | FR2849009B1 (fr) |
WO (1) | WO2004056691A1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2477760B (en) * | 2010-02-11 | 2015-06-03 | Bamford Excavators Ltd | Working machine |
GB2477759B (en) | 2010-02-11 | 2015-02-18 | Bamford Excavators Ltd | Working machine |
FR3027614B1 (fr) * | 2014-10-22 | 2016-12-23 | R M S Rondeau Metallerie Service | Dispositif de terrassement adaptable sur le tablier d’un chariot telescopique |
FR3043997B1 (fr) | 2015-11-24 | 2018-07-27 | Manitou Bf | Vehicule de manutention |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0692448A1 (fr) * | 1994-07-15 | 1996-01-17 | J.C. Bamford Excavators Limited | Véhicule de manutention de matériel |
US5727921A (en) * | 1992-06-30 | 1998-03-17 | Caterpillar Inc. | Material handling machine |
US5964567A (en) * | 1997-08-23 | 1999-10-12 | Bamford; Joseph Cyril | Skid steer loader vehicle |
EP0949187A2 (fr) * | 1998-04-09 | 1999-10-13 | J.C. Bamford Excavators Limited | Véhicule de manutention de matériaux |
EP0987213A1 (fr) * | 1998-09-10 | 2000-03-22 | MERLO S.P.A. Industria Metalmeccanica | Véhicule utilisable comme un appareil de levage et un tracteur agricole |
US20020134609A1 (en) * | 2000-12-08 | 2002-09-26 | Donald Knutson | Transmission on all wheel steer power machine |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2790568A (en) * | 1955-06-30 | 1957-04-30 | Vernon G Mandt | Swing-type material moving machine |
FR2827589B1 (fr) * | 2001-07-20 | 2003-12-05 | Bobcat France Sa | Chariot elevateur compact |
-
2002
- 2002-12-18 FR FR0216068A patent/FR2849009B1/fr not_active Expired - Fee Related
-
2003
- 2003-12-18 EP EP03813633A patent/EP1585699B1/fr not_active Expired - Lifetime
- 2003-12-18 AU AU2003300660A patent/AU2003300660A1/en not_active Abandoned
- 2003-12-18 AT AT03813633T patent/ATE361895T1/de not_active IP Right Cessation
- 2003-12-18 WO PCT/FR2003/003797 patent/WO2004056691A1/fr active IP Right Grant
- 2003-12-18 ES ES03813633T patent/ES2287576T3/es not_active Expired - Lifetime
- 2003-12-18 DE DE60313806T patent/DE60313806T2/de not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5727921A (en) * | 1992-06-30 | 1998-03-17 | Caterpillar Inc. | Material handling machine |
EP0692448A1 (fr) * | 1994-07-15 | 1996-01-17 | J.C. Bamford Excavators Limited | Véhicule de manutention de matériel |
US5964567A (en) * | 1997-08-23 | 1999-10-12 | Bamford; Joseph Cyril | Skid steer loader vehicle |
EP0949187A2 (fr) * | 1998-04-09 | 1999-10-13 | J.C. Bamford Excavators Limited | Véhicule de manutention de matériaux |
EP0987213A1 (fr) * | 1998-09-10 | 2000-03-22 | MERLO S.P.A. Industria Metalmeccanica | Véhicule utilisable comme un appareil de levage et un tracteur agricole |
US20020134609A1 (en) * | 2000-12-08 | 2002-09-26 | Donald Knutson | Transmission on all wheel steer power machine |
Also Published As
Publication number | Publication date |
---|---|
AU2003300660A1 (en) | 2004-07-14 |
ES2287576T3 (es) | 2007-12-16 |
FR2849009B1 (fr) | 2005-12-30 |
EP1585699B1 (fr) | 2007-05-09 |
DE60313806T2 (de) | 2008-01-24 |
DE60313806D1 (de) | 2007-06-21 |
FR2849009A1 (fr) | 2004-06-25 |
ATE361895T1 (de) | 2007-06-15 |
EP1585699A1 (fr) | 2005-10-19 |
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