WO2024190893A1 - Tondeuse à gazon, système de tonte de gazon et dispositif d'accumulation - Google Patents

Tondeuse à gazon, système de tonte de gazon et dispositif d'accumulation Download PDF

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Publication number
WO2024190893A1
WO2024190893A1 PCT/JP2024/010159 JP2024010159W WO2024190893A1 WO 2024190893 A1 WO2024190893 A1 WO 2024190893A1 JP 2024010159 W JP2024010159 W JP 2024010159W WO 2024190893 A1 WO2024190893 A1 WO 2024190893A1
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WIPO (PCT)
Prior art keywords
lawnmower
storage
grass clippings
outlet
storage section
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.)
Ceased
Application number
PCT/JP2024/010159
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English (en)
Japanese (ja)
Inventor
川口昇
東谷賢一
増田翔平
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.)
Honda Motor Co Ltd
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Honda Motor Co Ltd
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 Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Priority to DE112024001280.9T priority Critical patent/DE112024001280T5/de
Priority to JP2025507165A priority patent/JP7830761B2/ja
Publication of WO2024190893A1 publication Critical patent/WO2024190893A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/67—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis hand-guided by a walking operator
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D43/00—Mowers combined with apparatus performing additional operations while mowing
    • A01D43/06—Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material
    • A01D43/063—Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material in or into a container carried by the mower; Containers therefor

Definitions

  • the present disclosure relates to a lawnmower, a lawnmower system, and a storage device.
  • U.S. Patent Application Publication No. 2020/0170185 describes a lawnmower.
  • the lawnmower includes a blade for cutting grass, a housing for accommodating the blade, and a collection bag for collecting grass clippings, which are pieces of grass cut by the blade.
  • the first aspect of the present disclosure is a lawnmower comprising a blade for cutting grass, a body on which the blade is mounted, and a storage unit for storing grass clippings, which are pieces of the grass cut by the blade, the body having an outlet passage for transporting the grass clippings from the body, the storage unit having an inlet connected to the outlet passage and through which the grass clippings flow, and an outlet provided separately from the inlet and away from the inlet and through which the grass clippings flow out, the storage unit being disposed rearward of the blade in the fore-and-aft direction relative to the traveling direction of the body, and the inlet being formed on a front surface of the storage unit facing forward in the fore-and-aft direction, or on an underside of the storage unit facing downward in the up-and-down direction relative to the traveling direction.
  • a second aspect of the present disclosure is a lawnmower system comprising a lawnmower according to the first aspect and a recirculation device that recirculates the grass clippings flowing out of the outlet of the storage unit to the cutting blade of the lawnmower.
  • a third aspect of the present disclosure is a lawnmower system comprising a lawnmower according to the first aspect and a storage device that stores the grass clippings that flow out of the outlet of the storage section.
  • the fourth aspect of the present disclosure is a storage device for a lawnmower having a blade for cutting grass, a machine body on which the blade is mounted, and a storage section for storing grass clippings that are pieces of the grass cut by the blade, the storage section being provided with a storage section for storing the grass clippings that flow out of the outlet of the storage section.
  • aspects of the present disclosure can provide better lawnmowers, lawn mowing systems, and storage devices.
  • FIG. 1 is a side view showing a lawnmower system according to the present embodiment.
  • FIG. 2 is a perspective view of the lawnmower.
  • FIG. 3 is a side view of the lawnmower.
  • FIG. 4 is a bottom view of the lawnmower.
  • FIG. 5 is a cross-sectional view taken along line VV of FIG.
  • FIG. 6 is a side view showing a lawnmower system according to the first modified example.
  • FIG. 7 is a side view showing a lawnmower according to the second modified example.
  • FIG. 8 is a side view showing a lawnmower system according to the third modification.
  • the lawnmower system 100 includes a lawnmower 1 and a recirculation device 70.
  • the lawnmower 1 will be described as being a rotary lawnmower, but is not limited to this.
  • the lawnmower 1 is also a walk-behind self-propelled working machine, but is not limited to this.
  • the lawnmower 1 may also be a robot-type working machine.
  • the lawnmower 1 has a body portion (machine body (main body of the device)) 10, a number of wheels 2, a power source 4, and a bag (storage portion) 60.
  • the body portion 10 has a housing 11.
  • the housing 11 houses a blade 50.
  • the housing 11 has an opening 11o.
  • the opening 11o is located at the bottom of the housing 11.
  • a blade (cutting blade) 50 for cutting grass is provided in the opening 11o.
  • the blade 50 is attached to the end of an output shaft 40 that rotates by the power of the power source 4.
  • the output shaft 40 extends downward.
  • the output shaft 40 is arranged along the vertical direction.
  • the multiple wheels 2 are rotatably attached to the body portion 10.
  • the multiple wheels 2 have two front wheels 241 arranged on the left and right, and two rear wheels 242 arranged on the left and right.
  • the lawnmower 1 can move as the multiple wheels 2 rotate. Note that the number of wheels 2 provided on the lawnmower 1 is not limited to four.
  • the power source 4 is attached, for example, to the upper part of the body portion 10.
  • the power source 4 may include a driving motor and a working motor, etc.
  • the driving motor is a drive unit that drives and rotates the multiple wheels 2.
  • the working motor is a drive unit that drives and rotates the blade 50.
  • the motor shaft of the working motor is, for example, the output shaft 40 described above, but is not limited to this.
  • the housing 11 has a swivel portion 110.
  • the center of the swivel portion 110 coincides with the axis SC of the output shaft 40.
  • the swivel portion 110 is a space surrounded by a top plate 11a ( Figure 5), an outer tube portion 111, and an inner tube portion 112 ( Figure 4).
  • the outer tube portion 111 is formed in a cylindrical shape.
  • the upper end of the outer tube portion 111 is connected to the top plate 11a.
  • the center of the outer tube portion 111 coincides with the axis SC of the output shaft 40.
  • the inner tube portion 112 is formed in a cylindrical shape.
  • the outer diameter of the inner tube portion 112 is smaller than the outer diameter of the outer tube portion 111.
  • the upper end of the inner tube portion 112 is connected to the top plate 11a.
  • the center of the inner tube portion 112 coincides with the axis SC of the output shaft 40.
  • a passage opening 113 that opens upward and rearward is provided at the right rear portion of the rotating portion 110.
  • the passage opening 113 is connected to the discharge passage 12.
  • the discharge passage 12 is a passage for discharging grass clippings.
  • the discharge passage 12 is provided in the body portion 10.
  • the grass clippings are pieces of grass cut by the blade 50.
  • the discharge passage 12 is provided with an upstream opening 121 and a downstream opening 122.
  • the passage opening 113 is connected to the upstream opening 121 of the discharge passage 12.
  • the discharge passage 12 extends rearward in a direction approximately tangential to the outer tube portion 111 of the swivel portion 110 when viewed from the top-bottom direction. As shown in FIG. 5, the discharge passage 12 extends rearward and upward when viewed from the left-right direction. The downstream opening 122 of the discharge passage 12 opens rearward.
  • the blade 50 rotates in the direction of the arrow Ra around the output shaft 40.
  • the blade 50 cuts grass.
  • the rotation of the blade 50 in the direction of the arrow Ra generates an air current (swirling current) in the direction of the arrow Rb.
  • the directions of the arrows Ra and Rb are counterclockwise when viewed from the bottom side of the lawnmower 1.
  • the swirling portion 110 may be formed so that it is clockwise when viewed from the bottom side of the lawnmower 1.
  • the blade 50 is provided with wings 50A for generating an updraft. Because the wings 50A are formed on the blade 50, an updraft is generated when the blade 50 rotates.
  • the grass clippings cut by the blade 50 are carried by the air current.
  • the grass clippings flow into the discharge passage 12 through the passage opening 113 of the rotating part 110.
  • the grass clippings that flow into the discharge passage 12 flow into the bag 60 through the downstream opening 122 of the discharge passage 12.
  • the downstream opening 122 of the discharge passage 12 may be provided with an opening adjustment mechanism that adjusts the opening of the downstream opening 122.
  • the bag 60 is a container for storing grass clippings.
  • the bag 60 is made of a soft material, but is not limited to this.
  • the bag 60 may be made of a strong material, such as a plastic case.
  • the bag 60 is arranged to cover the downstream opening 122 of the discharge passage 12.
  • the bag 60 is attached to the bag attachment part 13.
  • the bag attachment part 13 is provided at the downstream opening 122 of the discharge passage 12. When the bag 60 is attached to the bag attachment part 13, the inside of the bag 60 and the discharge passage 12 are connected.
  • the bag 60 stores the grass clippings that are transported from the body part 10 via the downstream opening 122 of the discharge passage 12.
  • the bag 60 is removable from the bag attachment portion 13.
  • the body portion 10 is provided with an opening cover 14.
  • the opening cover 14 is, for example, rotatable around the upper end of the opening cover 14 as the rotation axis. When the bag 60 is removed from the bag attachment portion 13, the downstream opening 122 of the discharge passage 12 is blocked by the opening cover 14.
  • the bag 60 has an inlet 61, a rear end face (rear surface) 62, an upper end face (upper surface) 63A, a lower end face (lower surface) 63B, a left end face (left surface) 63C, a right end face (right surface) (not shown), and a front end face (front surface) 63D.
  • the inlet 61 is a portion that opens toward the body portion 10.
  • the inlet 61 is formed on the front end face 63D, but may be formed on the lower end face 63B.
  • the inlet 61 is connected to a downstream opening 122 of the discharge passage 12. When the bag 60 is attached to the bag attachment portion 13, the inlet 61 of the bag 60 is connected to the downstream opening 122.
  • the rear end face 62 faces rearward in the front-to-rear direction of the bag 60.
  • the rear end face 62 is located on the opposite side to the inlet 61.
  • the upper end surface 63A faces upward in the up-down direction of the bag 60.
  • the lower end surface 63B faces downward in the up-down direction of the bag 60.
  • the left end surface 63C faces left in the left-right direction of the bag 60.
  • the right side surface (not shown) faces right in the left-right direction of the bag 60.
  • the front end surface 63D faces forward in the front-to-rear direction of the bag 60.
  • the upper end surface 63A, the lower end surface 63B, the left end surface 63C, and the right side surface extend from the inlet 61 (front end surface 63D) to the rear end surface 62.
  • the rear end surface 62 may be substantially rectangular.
  • An outlet 64 is formed in the rear end surface 62 through which grass clippings are discharged.
  • the outlet 64 may be formed in the upper end surface 63A, the lower end surface 63B, the left end surface 63C, or the right end surface (not shown) instead of the rear end surface 62.
  • a plurality of outlets 64 may be formed. In this case, one outlet 64 may be formed in at least two of the rear end surface 62, the upper end surface 63A, the lower end surface 63B, the left end surface 63C, and the right end surface (not shown). Alternatively, a plurality of outlets 64 may be formed in the rear end surface 62, the upper end surface 63A, the lower end surface 63B, the left end surface 63C, or the right end surface (not shown).
  • the inlet 61 and the outlet 64 are separated from each other.
  • a lid (blocking portion) 65 (FIG. 3) is attached to the outlet 64.
  • the lid 65 covers the entire outlet 64, but may cover only a portion of it. Because the lid 65 is attached to the outlet 64, grass clippings transported from the downstream opening 122 of the discharge passage 12 are stored inside the bag 60 without being discharged from the outlet 64.
  • the lid 65 is removable from the outlet 64.
  • the lid 65 When the lid 65 is removed from the outlet 64, at least a portion of the grass clippings located in the bag 60 flows out from the outlet 64 due to the airflow generated by the rotation of the blade 50. Therefore, the grass clippings can be discharged to the outside of the bag 60 without removing the bag 60.
  • the outlet 64 is formed on the rear end surface 62 opposite the inlet 61 connected to the downstream opening 122. Therefore, the grass clippings that flow into the bag 60 through the downstream opening 122 can be efficiently discharged to the outside of the bag 60.
  • the lid 65 may have a throttle structure that can change the opening area. In this case, the amount of grass clippings that flows out from the outlet 64 can be adjusted without removing the lid 65 from the outlet 64. Therefore, when the lid 65 has a structure that can change the opening area of the outlet 64, the lid 65 may be disposed inside the bag 60.
  • the recirculation device 70 has a duct member (flow path member) 71 and a storage section (storage device) 72.
  • the duct member 71 is a member that passes through the grass clippings discharged from the outlet 64 of the bag 60.
  • the duct member 71 is detachable from the outlet 64.
  • the duct member 71 has one end 71A that is detachable from the outlet 64, and the other end 71B opposite the one end 71A.
  • a connection section 71C is provided at the other end 71B of the duct member 71.
  • the connection section 71C is formed so as to be connectable to the storage section 72.
  • the storage section 72 is a container capable of storing grass clippings discharged from the duct member 71.
  • the storage section 72 is disposed below the blade 50.
  • the storage section 72 has an upper wall 72A, a lower wall 72B, a first side wall 72C, a second side wall 72D, a third side wall (not shown), and a fourth side wall (not shown).
  • the storage section 72 is capable of placing the lawnmower 1 on the upper wall 72A. In other words, the storage section 72 is formed so that the upper wall 72A can support the lawnmower 1.
  • the first side wall 72C is located between the upper wall 72A and the lower wall 72B.
  • the upper end of the first side wall 72C is connected to the edge of the upper wall 72A.
  • the lower end of the first side wall 72C is connected to the edge of the lower wall 72B.
  • the first side wall 72C extends in a direction perpendicular to the lower wall 72B.
  • a grass clippings inlet 73 is formed in the first side wall 72C.
  • the connecting portion 71C of the duct member 71 can be connected to the grass clippings inlet 73.
  • the second side wall 72D is located between the upper wall 72A and the lower wall 72B.
  • the upper end of the second side wall 72D is connected to the edge of the upper wall 72A.
  • the lower end of the second side wall 72D is connected to the edge of the lower wall 72B.
  • the second side wall 72D is located opposite the first side wall 72C.
  • the second side wall 72D is inclined so that it becomes higher from the lower wall 72B toward the upper wall 72A.
  • the second side wall 72D can function as a slope portion 74 for moving the lawnmower 1 to the upper wall 72A.
  • a communication port 75 is formed in the upper wall 72A.
  • the communication port 75 is an opening that communicates between the inside of the storage portion 72 and the outside of the storage portion 72.
  • the lawnmower 1 is placed on the upper wall 72A.
  • the lawnmower 1 is placed on the upper wall 72A so that the blade 50 is located above the communication opening 75.
  • the grass clippings located in the storage section 72 are raised by the air current generated by the rotation.
  • the grass clippings raised by the air current flow into the housing 11 through the communication opening 75 formed at the position where the air current reaches, and are chopped by the blade 50.
  • the chopped grass clippings pass through the rotating section 110 of the housing 11 and the discharge passage 12 in that order, and flow into the bag 60.
  • the grass clippings located in the bag 60 can be transported (recirculated) from the outlet 64 through the duct member 71 to the storage section 72.
  • the grass clippings in the storage section 72 can reach the blade 50 through the communication port 75. With the grass clippings recirculated to the blade 50, the lawnmower 1 rotates the blade 50 to re-cut the recirculated grass clippings.
  • the circulation path includes the discharge passage 12, the bag 60, the duct member 71, and the storage section 72.
  • the recirculation device 70 of the lawn mowing system 100 is equipped with a suction fan motor (promotion unit) 76 that promotes the flow of grass clippings flowing out of the outlet 64.
  • the suction fan motor 76 is provided inside the storage unit 72 near the grass clippings inlet 73.
  • the suction fan motor 76 sucks the grass clippings from the duct member 71, promoting the flow of the grass clippings flowing out of the outlet 64.
  • the suction fan motor 76 may be replaced with a fan motor for blowing air.
  • the fan motor for blowing air is provided inside the storage unit 72 near the communication port 75.
  • the fan motor for blowing air blows air to the grass clippings rising toward the communication port 75, promoting the flow of the grass clippings that flow out of the outlet 64 and are stored in the storage unit 72. As a result, the grass clippings are easily transported (recirculated).
  • the recirculation device 70 of the lawnmower system 100 includes an extension 78 that extends upward from the outer surface (upper wall surface) of the upper wall 72A.
  • the extension 78 restricts the outflow of at least a portion of the debris from the opening 11o of the lawnmower 1 to the outside of the body portion 10.
  • the debris includes sand and grass clippings.
  • the extension 78 is formed of an elastic material such as rubber.
  • the extension 78 abuts against the body portion 10, but there may be a small gap between the extension 78 and the body portion 10.
  • the extension 78 is located rearward of the blade 50, but may be located on the outer periphery of the opening 11o.
  • the extension 78 may be detachable from the storage portion 72.
  • the recirculation device 70 of the lawnmowing system 100 is provided with a mesh member (intervening member) 79 at the communication port 75.
  • the mesh member 79 is intervened at the communication port 75 and has a mesh pattern.
  • the mesh member 79 suppresses the flow of grass clippings through the communication port 75 and allows the flow of air through the communication port 75.
  • the communication port 75 is formed in the upper wall 72A, but is not limited to this.
  • the communication port 75 may be formed in a location other than the upper wall 72A of the storage section 72, as long as it is a position that can be reached by the airflow caused by the rotation of the blade 50.
  • this embodiment provides a better lawnmower 1 and lawnmower system 100.
  • FIG. 6 is a side view showing a lawnmower system 100 according to the first modified example.
  • a recess CP may be formed in the ground F, and the storage section 72 may be housed in the recess CP.
  • the upper wall 72A of the storage section 72 is flush with the ground F.
  • the second side wall 72D of the storage section 72 may extend along a direction perpendicular to the lower wall 72B. In other words, at least a portion of the storage section 72 is buried below the surface with which the wheels 2 of the lawnmower 1 come into contact.
  • the ground F includes the floor surface.
  • the recirculation device 70 may include a temporary storage section 80 between the bag 60 and the storage section 72.
  • the connection section 71C of the duct member 71 is connected to an inlet (not shown) of the temporary storage section 80.
  • the temporary storage section 80 is a container for temporarily storing grass clippings transported through the duct member 71.
  • the temporary storage section 80 has a transport section 81 that transports the grass clippings stored in the temporary storage section 80 to the storage section 72.
  • the transport section 81 may be a pipe member or a belt conveyor.
  • FIG. 7 is a side view showing the lawnmower 1 according to the second modification.
  • the lawnmower 1 is provided with a duct member 71x.
  • the duct member 71x is a flow path member through which the grass clippings discharged from the outlet 64 of the bag 60 pass.
  • One end 71A of the duct member 71x is connected to the outlet 64.
  • the other end 71B of the duct member 71x is not connected to the storage section 72.
  • the other end 71B of the duct member 71x is open to the outside of the lawnmower 1 and communicates with the atmosphere.
  • the grass clippings can be scattered on the ground or the like through the duct member 71x. It is preferable that the duct member 71x is bendable. If the duct member 71x is bendable, it is easy to control the scattering direction of the grass clippings.
  • the duct member 71x may branch off from the duct member 71 of the above embodiment.
  • an openable and closable opening is provided between one end 71A and the other end 71B of the duct member 71 of the above embodiment, and one end 71A of the duct member 71x is connected to the opening.
  • the duct member 71x may be provided so that the other end 71B faces upward.
  • the duct member 71x is supported by a support member attached to the bag 60 or the like so that the other end 71B faces upward.
  • the degree of dispersion of the grass clippings discharged from the other end 71B before they fall to the ground or the like is improved. This makes it possible to reduce the variation in the distribution of the grass clippings scattered on the ground or the like, resulting in a better finish after scattering.
  • the other end 71B of the duct member 71x may be provided with the lid portion (blocking portion) 65 of the above embodiment.
  • the lid portion 65 may be provided inside the duct member 71x.
  • FIG. 8 is a side view showing a lawnmower system 100 according to Modification 3.
  • the lawnmower system 100 includes a lawnmower 1, a duct member (flow path member) 71, and a storage device 82.
  • the storage device 82 stores grass clippings discharged from the duct member 71.
  • the storage device 82 has a storage section 72x and a grass clippings inlet section 73.
  • the storage section 72x differs from the storage section 72 described above in that it does not have a communication port 75. That is, the storage section 72x has an upper wall 72A, a lower wall 72B, a first side wall 72C, a second side wall 72D, a third side wall (not shown), and a fourth side wall (not shown).
  • the storage section 72x allows the lawnmower 1 to be placed on the upper wall 72A.
  • the grass clippings inlet section 73 is provided on the first side wall 72C of the storage section 72x, but is not limited to this.
  • the lawnmowing system 100 of this modified example allows grass clippings to be stored without being recirculated.
  • the storage device 82 may include the promotion section 76 of the above embodiment, or the extension section 78 of the above embodiment.
  • the lawnmower (1) of the present disclosure is a lawnmower comprising a blade (50) for cutting grass, a body (10) on which the blade is mounted, and a storage section (60) for storing grass clippings, which are pieces of the grass cut by the blade, the body having an outlet passage (12) for transporting the grass clippings from the body, the storage section having an inlet (61) connected to the outlet passage and through which the grass clippings flow, and an outlet (64) provided separately from the inlet and away from the inlet and through which the grass clippings flow out, the storage section being positioned rearward of the blade in the fore-and-aft direction relative to the traveling direction of the body, and the inlet being formed on a front surface (63D) of the storage section facing forward in the fore-and-aft direction, or on a bottom surface (63B) of the storage section facing downward in the up-and-down direction relative to the traveling direction.
  • a front surface (63D) of the storage section facing forward in the fore
  • the outlet may be provided on a rear surface (62) facing rearward in the fore-and-aft direction of the storage part, a left surface (63C) facing left in the left-right direction relative to the direction of travel of the storage part, a right surface of the storage part facing right in the left-right direction, an upper surface (63A) facing upward in the up-down direction of the storage part, or the lower surface, rather than on the front surface.
  • the outlet may be provided separately from the storage section, and a flow path member (71, 71x) through which the grass clippings discharged from the outlet pass may be removably attached.
  • the flow path member has one end (71A) that is detachably attached to the outlet, and the other end (71B) opposite the one end, and the other end may be connected so as to communicate with a storage section (72, 72x) that is provided outside the lawnmower and stores the grass clippings.
  • the flow path member has one end that is detachably attached to the outlet and another end opposite the one end, and the other end may be open to the outside of the lawnmower.
  • the flow path member may be provided so that the other end is oriented upward in the up-down direction.
  • the lawnmower according to any one of appendices 3 to 6 may further include a blocking portion (65) that is provided so as to be able to block at least a portion of the flow path of the flow path member.
  • the lawnmower system (100) of the present disclosure comprises a lawnmower as described in any one of appendices 1 to 7, and a recirculation device (70) that recirculates the grass clippings flowing out of the outlet of the storage section to the blade of the lawnmower.
  • the recirculation device may have a promotion section (76) that promotes the flow of the grass clippings flowing out of the outlet.
  • the recirculation device may have a storage section that stores the grass clippings that flow out from the outlet of the storage section.
  • the lawnmower system of the present disclosure comprises a lawnmower as described in any one of appendices 1 to 7, and a storage device (72, 82) that stores the grass clippings that flow out of the outlet of the storage section.
  • the storage device may have a storage section that stores the grass clippings that flow out from the outlet of the storage section.
  • the storage section has a communication port (75) that connects the inside of the storage section to the outside of the storage section, and the communication port may be positioned at a position where it is reached by airflow caused by rotation of the blade of the lawnmower placed in the vicinity of the storage section.
  • the storage unit may be provided so that the lawnmower can be placed above the storage unit.
  • the storage unit may be arranged so that the lawnmower can be placed on an upward-facing surface of the storage unit.
  • the storage section may be provided such that at least a portion of the storage section is buried below the ground (F).
  • the storage portion may have an extension portion (78) extending upward from an upwardly facing surface of the storage portion.
  • the storage section may have an intervening member (79) that suppresses the flow of grass clippings through the communication opening and allows the flow of air through the communication opening.
  • the storage device of the present disclosure includes a storage section for storing grass clippings that flow out of the outlet of a lawnmower having a blade for cutting grass, a body on which the blade is mounted, and a storage section for storing grass clippings, which are pieces of the grass cut by the blade.
  • the storage device according to Supplementary Note 19 may further include a flow path member having one end connected to communicate with the storage portion and the other end connected to communicate with the outlet.
  • the storage device according to appendix 19 or 20 may further include a recirculation section (75) that recirculates the grass clippings in the storage section to the cutting blade of the lawnmower.
  • the recirculation section may be disposed in a position that is affected by an airflow caused by rotation of the blade of the lawnmower placed near the storage section.
  • the storage device may further include a promotion section that promotes the flow of the grass clippings flowing out of the outlet.

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  • Harvester Elements (AREA)

Abstract

Une tondeuse à gazon (1) comprend : un corps de dispositif (10) pourvu d'une lame de tonte (50) ; et une unité de stockage (60) qui stocke l'herbe tondue. L'unité de stockage (60) comprend : une ouverture d'entrée (61) qui est reliée à un trajet de transport (12) du corps de dispositif (10), et dans laquelle s'écoule l'herbe tondue ; et une ouverture de sortie (64) qui est ménagée séparément et à distance de l'ouverture d'entrée (61), et hors de laquelle s'écoule l'herbe tondue. L'unité de stockage (60) est disposée derrière la lame de tonte (50) dans la direction avant-arrière par rapport à la direction de déplacement du corps de dispositif (10). L'ouverture d'entrée (64) est formée dans une surface avant (63D) de l'unité de stockage (60), la surface avant faisant face à l'avant dans la direction avant-arrière, ou dans une surface inférieure (63B) de l'unité de stockage (60), la surface inférieure faisant face vers le bas dans la direction haut-bas par rapport à la direction de déplacement.
PCT/JP2024/010159 2023-03-16 2024-03-15 Tondeuse à gazon, système de tonte de gazon et dispositif d'accumulation Ceased WO2024190893A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE112024001280.9T DE112024001280T5 (de) 2023-03-16 2024-03-15 Rasenmäher, Rasenmähsystem und Sammelvorrichtung
JP2025507165A JP7830761B2 (ja) 2023-03-16 2024-03-15 芝刈機、芝刈システムおよび貯留装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2023042073 2023-03-16
JP2023-042073 2023-03-16

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WO2024190893A1 true WO2024190893A1 (fr) 2024-09-19

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Country Link
JP (1) JP7830761B2 (fr)
DE (1) DE112024001280T5 (fr)
WO (1) WO2024190893A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006006206A (ja) * 2004-06-25 2006-01-12 Honda Motor Co Ltd 芝刈機
JP2008017800A (ja) * 2006-07-14 2008-01-31 Yanmar Co Ltd 芝刈機
JP2008035751A (ja) * 2006-08-03 2008-02-21 Honda Motor Co Ltd 排風循環式芝刈機
JP2018102204A (ja) * 2016-12-26 2018-07-05 本田技研工業株式会社 作業機

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006006206A (ja) * 2004-06-25 2006-01-12 Honda Motor Co Ltd 芝刈機
JP2008017800A (ja) * 2006-07-14 2008-01-31 Yanmar Co Ltd 芝刈機
JP2008035751A (ja) * 2006-08-03 2008-02-21 Honda Motor Co Ltd 排風循環式芝刈機
JP2018102204A (ja) * 2016-12-26 2018-07-05 本田技研工業株式会社 作業機

Also Published As

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JPWO2024190893A1 (fr) 2024-09-19
DE112024001280T5 (de) 2026-01-08
JP7830761B2 (ja) 2026-03-16

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