EP4087380A1 - Outil de récolte d'olives - Google Patents

Outil de récolte d'olives

Info

Publication number
EP4087380A1
EP4087380A1 EP21700025.6A EP21700025A EP4087380A1 EP 4087380 A1 EP4087380 A1 EP 4087380A1 EP 21700025 A EP21700025 A EP 21700025A EP 4087380 A1 EP4087380 A1 EP 4087380A1
Authority
EP
European Patent Office
Prior art keywords
rod
rake
tool
sector
motion
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.)
Pending
Application number
EP21700025.6A
Other languages
German (de)
English (en)
Inventor
Pasquale Patrizio Pellicano'
Giampiero CURCU
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Campagnola Srl
Original Assignee
Campagnolo SRL
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 Campagnolo SRL filed Critical Campagnolo SRL
Publication of EP4087380A1 publication Critical patent/EP4087380A1/fr
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D46/00—Picking of fruits, vegetables, hops, or the like; Devices for shaking trees or shrubs
    • A01D46/26—Devices for shaking trees or shrubs; Fruit catching devices to be used therewith
    • A01D46/264—Devices for beating or vibrating the foliage; Fruit catching devices to be used therewith
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D46/00—Picking of fruits, vegetables, hops, or the like; Devices for shaking trees or shrubs
    • A01D46/26—Devices for shaking trees or shrubs; Fruit catching devices to be used therewith
    • A01D2046/266—Portable devices to shake branches

Definitions

  • This invention relates to a tool for harvesting olives.
  • Olives are traditionally harvested using a portable tool known as an olive harvesters; an olive tree shaker is a power-driven tool equipped with a rake designed to sweep the branches of olive trees so as to detach the olives from them.
  • the rake usually includes a plurality of prongs, configured to engage the olives, and moves with pivoting motion that results in a shaking action which causes the olives to be detached from the branches and to fall to the ground.
  • Tree shakers known in the prior art are described, for example, in patent documents W003/030625A1 , EP1795064A1 , EP18183967 EP3313166B1 and EP0974257A1.
  • the aim of this disclosure is to provide a tool for harvesting olives and a method for harvesting olives to overcome at least one of the above mentioned disadvantages of the prior art. This aim is fully achieved by the tool and method of this disclosure as characterized in the appended claims.
  • this disclosure addresses a tool (or shaker) for harvesting small fruits such as, for example, olives, bilberries, currants, raspberries and the like.
  • the tool of this disclosure is suitable for harvesting olives; the disclosure therefore refers specifically to olives; it should be noted, however, that what is described with regard to olives is also applicable to other kinds of small fruits.
  • the tool comprises a frame.
  • the frame includes a handgrip portion.
  • the handgrip portion is configured to be gripped by an operator during harvesting.
  • the tool is a portable tool.
  • the tool comprises a rake that includes a plurality of prongs configured to interact with the olives of an olive tree.
  • the rake is movable relative to the frame with pivoting motion.
  • the tool comprises a motor.
  • the motor is associated with the frame.
  • the tool comprises a transmission unit interconnected between the motor and the rake.
  • the motor is connected to the transmission unit to drive the pivoting motion of the rake.
  • the transmission unit includes a slotted link device (or mechanism).
  • the transmission unit preferably also includes a first rod which is elongated along a first axis.
  • the motor is (kinematically) linked to the first rod to impart rotational motion to the first rod; preferably, the rotational motion of the first rod occurs about the first axis.
  • the transmission unit includes a second rod which is elongated along a second axis. More specifically, the second rod extends between a first end and a second end. The second rod is movable to and from along the second axis with reciprocating motion. More specifically, the second rod is constrained to move along the second axis.
  • the slotted link device is interconnected between the first rod and the second rod (specifically the first end of the second rod) to convert the rotational motion of the first rod into the reciprocating motion of the second rod.
  • the slotted link device (or mechanism) imparts reciprocating motion to the second rod.
  • the transmission unit includes a pivoting linkage.
  • the second rod (specifically, the second end of the second rod) is kinematically linked to the rake by the pivoting linkage.
  • the pivoting linkage is configured to convert the reciprocating motion of the second rod into the pivoting motion of the rake.
  • the slotted link device includes a slotted element, defining a slot therein.
  • the slotted element is integral with the second rod and is constrained to translate reciprocatingly along the second axis.
  • the slotted link device includes a rotary member which is kinematically coupled to the first rod. More specifically, the rotary member is rotatable about a third axis (along which the rotary member extends). The rotary member is kinematically coupled to the first rod by a gear mechanism (that is, a gear system) to receive from the first rod a rotational motion about a third axis.
  • a gear mechanism that is, a gear system
  • the gear mechanism preferably includes a first bevel gear which is integral with the first rod and a second bevel gear which is integral with the rotary member.
  • the third axis is (obliquely) inclined relative to the first axis. More specifically, the second axis is inclined relative to the first axis at an angle greater than 65°; preferably, the angle is less than 85°; for example, the angle may be between 70° and 80°; still more preferably, the angle is between 70° and 75°.
  • the slotted link device includes a pin which is fixed to the rotary member. More specifically, the pin is fixed eccentrically to the rotary member. The pin is slidably inserted in the slot of the slotted element.
  • the rake includes a first sector, which includes a first group of prongs of the plurality of prongs, and a second sector, which includes a second group of prongs of the plurality of prongs.
  • the first and second group of prongs form the plurality of prongs.
  • the first sector and the second sector are connected to the frame at respective fulcrums.
  • the first sector and the second sector are pivoting about respective pivot axes through the pivoting motion.
  • the pivoting motion of the rake is determined by a reciprocating pivoting motion of the first and second sectors. More specifically, the first sector and the second sectors pivot towards and away from each other during the pivoting motion.
  • the pivot axes of the first and second sectors are perpendicular to the second axis and pass through the aforementioned fulcrums.
  • the pivoting linkage includes a first and a second connecting element, interconnected between the second rod and the first and the second sector, respectively.
  • the first and the second connecting element are configured to convert the reciprocating motion of the second rod into the pivoting motion of the first and the second sector, respectively.
  • the pivoting linkage transmits motion from the second rod to the rake.
  • the first and the second connecting element are connected to the first sector and to the second sector, respectively, at respective connecting points interposed between the first fulcrum and the second fulcrum.
  • the motor is preferably an electric motor; for example, the motor may be a brushless electric motor.
  • This disclosure also provides a method for harvesting small fruits (specifically, olives).
  • the method comprises a step of gripping a handgrip portion of a frame of an olive harvesting tool, by an operator.
  • the method comprises a step of placing a rake of the tool in contact with the olives on an olive tree.
  • the rake includes a plurality of prongs.
  • the method comprises a step of switching on a motor (of the tool) to start a step of moving the rake relative to the frame. More specifically, in the step of moving, the rake moves relative to the frame with a pivoting motion driven by a transmission unit which is interconnected between the motor and the rake.
  • the transmission unit may have one or more of the features described in this disclosure. More specifically, the transmission unit preferably includes a slotted link device. The slotted link device receives rotational motion from the motor (through a first rod) and converts it into reciprocating motion for a second rod that is connected to the rake.
  • the rake In the step of moving, the rake is moved by a pivoting linkage that is interconnected between a second rod of the transmission unit and the rake.
  • the second rod moves with reciprocating motion along a second axis that is in turn driven by the slotted link device.
  • the slotted link device converts a rotational motion of a first rod which is kinematically linked to the motor (and which rotates about a first axis), into the reciprocating motion of the second rod.
  • the rake includes a first sector and a second sector. In the pivoting motion of the rake, the first sector and the second sector pivot (or oscillate) about respective pivot axes; more specifically, the first and the second sector pivot towards and away from each other.
  • FIG. 1 shows a tool for harvesting olives according to this disclosure
  • - Figure 2 shows a head of the tool of Figure 1 ;
  • - Figure 3 shows the head of Figure 2 in a front cross section;
  • - Figures 4 and 5 show the transmission unit of the tool of Figure 1 ;
  • Figure 6A shows a detail from Figure 6.
  • the numeral 1 denotes a tool for harvesting olives.
  • the tool 1 comprises a handgrip portion 21 , mounted on a frame 2, and a head 10, fixed to the frame 2.
  • the handgrip portion 21 can be gripped by an operator 7.
  • the frame 2 defines a handle, extending between a first end and a second end, and the head 10 is connected to the first end of the handle.
  • the tool 1 also comprises a motor 4, preferably mounted at the second end of the handle.
  • the motor 4 is an electric motor; the electric motor 4 is connectable (operatively connected) to an electric (power) source.
  • the electric motor 4 is connected to a battery system; preferably, the battery system is housed in a backpack 6 wearable by the operator 7; alternatively, the electric motor 4 may be connected to a battery placed on the ground.
  • the tool 1 (more specifically, the head 10) comprises a rake 3.
  • the rake 3 includes a first sector 31 and a second sector 32, which are movable relative to the frame 2.
  • the first sector 31 and the second sector 32 are movable relative to the frame 2 with pivoting motion; more specifically, the first sector 31 and the second sector 32 are movable towards and away from each other so as to knock the olives on an olive tree 8 to cause them to be detached from the branches of the tree 8.
  • the rake 3 includes a plurality of prongs 300; the plurality of prongs 300 includes a first group of prongs 300A, mounted on the first sector 31 , and a second group of prongs 300B, mounted on the second sector 32.
  • the tool 1 comprises a transmission unit 5, connected to the motor 4 and to the rake 3 and configured to transfer motion from the motor 4 to the rake 3.
  • the transmission unit 5 comprises a first rod 51 which is elongated along a first axis A1.
  • the first rod 51 is housed in the handle of the frame 2.
  • the first rod 51 has a first end, which is kinematically linked to the motor 4 to receive rotational motion about the first axis A1 , and a second end, opposite to the first end.
  • the transmission unit 5 comprises a slotted link device 50, connected to the first rod 51.
  • the transmission unit 5 comprises a second rod 52, connected to the slotted link device 50.
  • the slotted link device 50 receives rotational motion from the first rod 51 and transmits reciprocating motion to the second rod 52.
  • the second rod 52 is elongated along a second axis A2 and is configured to slide with reciprocating motion in parallel with the second axis A2.
  • the slotted link device 50 comprises a rotary member 502 which is meshed with the first rod 501.
  • the rotary member 502 extends along a third axis A3 and rotates about the third axis A3.
  • the rotary member 502 receives rotational motion about the third axis A3 from the first rod 501.
  • the slotted link device 50 comprises a first gear 504, fixed to the second end of the first rod 51 , and a second gear 505, fixed to the rotary member 502.
  • the first gear 504 and the second gear 505 are bevel gears.
  • the third axis A3 is inclined relative to the first axis A1. More specifically, the third axis A3 is inclined relative to the first axis A1 at an angle d less than 90°.
  • the angle d is between 70° and 80°. Still more preferably, the angle d is 75°. This inclination makes harvesting easier for the operator 7.
  • the slotted link device 50 comprises a pin 503, fixed to the rotary member 502 eccentrically relative to the rotary member 502.
  • the pin 503 fixed to the rotary member 502 eccentrically relative to the rotary member 502.
  • the slotted link device 50 comprises a slotted element 501 which defines a slot having an elongate shape. More specifically, the slot of the slotted element 501 is shaped to extend in a direction perpendicular to the third axis A3. The pin 503 is slidably inserted in the slotted element 501 to move in the direction defined by the slot.
  • the second rod 52 has a first end 52A which is connected to the slotted element 501.
  • the slotted link device 50 receives rotational motion from the first rod 51 and transmits reciprocating motion to the second rod 52.
  • the transmission unit 5 also comprises a gear motor, interconnected between the first rod 51 and the motor 4 to reduce and/or modify the rotation speed of the first rod 51 , hence the pivoting speed of the rake 3.
  • the slotted link device 50 may also comprise a counterweight 506, interposed between the slotted element 501 and the second bevel gear 504.
  • the frame 2 comprises a shell 23 which encloses the slotted link device 50.
  • the shell 23 defines a guide 231 which is oriented in parallel with the second axis A2; the slotted element 501 is slidably coupled to the guide 231.
  • the slotted element 501 is constrained by the guide 231 to move in parallel with the second axis A2.
  • the guide 231 may be provided on a pair of inside walls of the shell 23, facing each other, to constrain the slotted element 501 on two opposite sides.
  • the transmission unit 5 also comprises a pivoting linkage 53, connected to a second end 52B of the second rod 52, opposite to the first end 52A.
  • the pivoting linkage 53 comprises a first connecting element 531, which is connected to the first sector 31 of the rake 3, and a second connecting element 532, which is connected to the second sector 32 of the rake 3. More specifically, at its second end 52B, the second rod 52 comprises a plate oriented transversely to the second axis A2.
  • the first connecting element 531 is pivoted to the plate at a first pin 531 A and is pivoted to the first sector 31 at a second pin 531 B, spaced from the first pin 531 A.
  • first connecting element 531 is rotatably connected both to the second rod 52 and to the first sector 31.
  • second connecting element 532 is pivoted to the plate at a first pin 532A and is pivoted to the second sector 32 at a second pin 532B, spaced from the first pin 532A.
  • the second connecting element 532 is rotatably connected both to the second rod 52 and to the second sector 32.
  • the frame includes a supporting element 22, fixed to the shell 23.
  • the first sector 31 and the second sector 32 are pivotally connected to the supporting element 22 of the frame 2. More specifically, the first sector 31 is pivotally connected to the supporting element 22 at a first fulcrum F1 and the second sector 32 is pivotally connected to the supporting element 22 at a second fulcrum F2.
  • the first sector 31 is rotatably connected (idly) to the supporting element 22 at the first fulcrum F1 to pivot with rotational motion about a first pivot axis A4; this motion is transmitted by the first connecting element 531 .
  • the second sector 32 is rotatably connected (idly) to the supporting element 22 at the second fulcrum F2 to pivot with rotational motion about a second pivot axis A5; this motion is transmitted by the second connecting element 532.
  • first and the second pivot axis A4 and A5 are parallel to each other and perpendicular to the second axis A2.
  • the first and the second connecting element 531 and 532 are interposed between the first and the second pivot axis A4 and A5 and also rotate about axes which are parallel to the first and the second pivot axis A4 and A5.
  • first and the second sector 31 and 32 rotate about respective pivot axes A4 and A5 in opposite rotation directions.
  • the first and the second sector 31 and 32 move away from each other and when the second rod 52 moves downwards (towards the first rod 51 ), the first and the second sector 31 and 32 move towards each other. This movement defines the pivoting motion of the rake 3.
  • the pivoting linkage 53 converts the reciprocating motion of the second rod 52 into a pivoting motion of the first sector 31 and of the second sector 32.
  • the slotted link device 50, the second rod 52, the pivoting linkage 53 and the rake 3 make up a head of the tool 1.
  • the first rod 51 extends into the handle.
  • one end of the handle is connected to the motor 4 and the opposite end is connected to the head; preferably, the handgrip portion 21 is interposed between the motor 4 and the head.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Harvesting Machines For Specific Crops (AREA)

Abstract

Un outil (1) pour récolter des olives comprend : un cadre (2) comprenant une partie manche (21) ; un râteau (3) comprenant une pluralité de dents (300) conçues pour interagir avec les olives sur un olivier (8), le râteau (3) étant mobile par rapport au cadre (2) avec un mouvement de pivotement ; un moteur (4) associé au cadre (2) ; une unité de transmission (5) reliée entre le moteur (4) et le râteau (3), le moteur (4) étant relié à l'unité de transmission (5) pour entraîner le mouvement de pivotement du râteau (3).
EP21700025.6A 2020-01-08 2021-01-07 Outil de récolte d'olives Pending EP4087380A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102020000000184A IT202000000184A1 (it) 2020-01-08 2020-01-08 Attrezzo per la raccolta di olive
PCT/IB2021/050092 WO2021140459A1 (fr) 2020-01-08 2021-01-07 Outil de récolte d'olives

Publications (1)

Publication Number Publication Date
EP4087380A1 true EP4087380A1 (fr) 2022-11-16

Family

ID=70228682

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21700025.6A Pending EP4087380A1 (fr) 2020-01-08 2021-01-07 Outil de récolte d'olives

Country Status (3)

Country Link
EP (1) EP4087380A1 (fr)
IT (1) IT202000000184A1 (fr)
WO (1) WO2021140459A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0974257A1 (fr) * 1998-07-20 2000-01-26 ELEXSO SORTIERTECHNIK GmbH Barre tremblante portable motorisée pour la récolte de fruits d'arbustes et d'arbres
EP1417878A1 (fr) * 2001-07-11 2004-05-12 Hispaes, S.A. Dispositif equilibreur et demultiplicateur de forces destine a un vibreur-collecteur mecanique portatif
CN101326878A (zh) * 2008-07-18 2008-12-24 雷泽民 果实采摘机
CN105325123A (zh) * 2015-10-08 2016-02-17 西北农林科技大学 一种振幅可连续调节的振动式收获机传动机构
EP3313166A1 (fr) * 2015-06-29 2018-05-02 Ai.Ma Automazione Industriale & Macchine Agricole S.R.L. Dispositif portable pour cueillir des petits fruits

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2277953T3 (es) 2001-10-03 2007-08-01 Alberto Rolla Herramienta de vareo para la recogida de aceitunas de alto rendimiento.
EP1795064B1 (fr) 2005-11-30 2008-02-13 Campagnola S.R.L. Dispositif pour la récolte d'olives, de fruits ou similaires

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0974257A1 (fr) * 1998-07-20 2000-01-26 ELEXSO SORTIERTECHNIK GmbH Barre tremblante portable motorisée pour la récolte de fruits d'arbustes et d'arbres
EP1417878A1 (fr) * 2001-07-11 2004-05-12 Hispaes, S.A. Dispositif equilibreur et demultiplicateur de forces destine a un vibreur-collecteur mecanique portatif
CN101326878A (zh) * 2008-07-18 2008-12-24 雷泽民 果实采摘机
EP3313166A1 (fr) * 2015-06-29 2018-05-02 Ai.Ma Automazione Industriale & Macchine Agricole S.R.L. Dispositif portable pour cueillir des petits fruits
CN105325123A (zh) * 2015-10-08 2016-02-17 西北农林科技大学 一种振幅可连续调节的振动式收获机传动机构

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021140459A1 *

Also Published As

Publication number Publication date
IT202000000184A1 (it) 2021-07-08
WO2021140459A1 (fr) 2021-07-15

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