WO2019239413A2 - Appareil de mise en prise d'objet - Google Patents

Appareil de mise en prise d'objet Download PDF

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Publication number
WO2019239413A2
WO2019239413A2 PCT/IL2019/050668 IL2019050668W WO2019239413A2 WO 2019239413 A2 WO2019239413 A2 WO 2019239413A2 IL 2019050668 W IL2019050668 W IL 2019050668W WO 2019239413 A2 WO2019239413 A2 WO 2019239413A2
Authority
WO
WIPO (PCT)
Prior art keywords
engaging element
engagement apparatus
engaging
attaching
space
Prior art date
Application number
PCT/IL2019/050668
Other languages
English (en)
Other versions
WO2019239413A3 (fr
WO2019239413A9 (fr
Inventor
Eran GAFNI
Original Assignee
Nvisol
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 Nvisol filed Critical Nvisol
Publication of WO2019239413A2 publication Critical patent/WO2019239413A2/fr
Publication of WO2019239413A9 publication Critical patent/WO2019239413A9/fr
Publication of WO2019239413A3 publication Critical patent/WO2019239413A3/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G7/00—Devices for assisting manual moving or tilting heavy loads
    • B65G7/12—Load carriers, e.g. hooks, slings, harness, gloves, modified for load carrying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B9/00—Hand-held gripping tools other than those covered by group B25B7/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
    • B64D1/22—Taking-up articles from earth's surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00—Portable or mobile lifting or hauling appliances
    • B66D3/02—Manually-operated, e.g. lever-actuated, devices operating on ropes, cables, or chains for hauling in a mainly horizontal direction

Definitions

  • the present subject matter relates to object lifting devices. More particularly, the present subject matter relates to apparatuses for engaging lifting devices with objects to be lifted.
  • an object engagement apparatus 1 for engaging an object without an intervention of a user, the object engagement apparatus 1 comprising: a first engaging element 13, configured to attach to a lifting element 30; and a second engaging element 15, configured to attach to the object, wherein the first engaging element 13 is configured to engage with the second engaging element 15.
  • the second engaging element 15 comprises a second attaching element 152 attached to an object attaching element 154, wherein the second attaching element is 152 is configured to engage with the first engaging element 13, and the object attaching element 154 is configured to attach to an object 500 to be lifted.
  • the second attaching element 152 has a mushroom like structure comprising a stalk 1524 and a cap 1526 on top of the stalk 1524, wherein the cap 1526 is wider than the stalk 1524, and wherein the cap 1526 is configured to engage with the first engaging element 13.
  • the second attaching element 152 further comprises a base 1528 attached to the stalk 1524, opposite to the cap 1526, wherein the base 1528 is configured to attach to the object attaching element 154.
  • the first engaging element 13 is configured to grip the second attaching element 152.
  • a structure of the first engaging element 13 corresponds to a structure of the second attaching element 152.
  • the first engaging element 13 has a bell-like structure, configured to grip and accommodate the mushroom-like structure of the second attaching element 152.
  • the first engaging element 13 comprises a housing 132, and an opening 134 at the bottom of the housing 132, wherein the housing 132 is configured to accommodate the cap 1526, and the opening 134 is configured to allow entry of the cap 1526 into the housing 132.
  • the first engaging element 13 further comprises a gripper 136, located inside the housing 132, above the opening 134, wherein the gripper 136 is configured to grip the second engaging element 15.
  • the gripper 136 comprises at least one gripping arm 1362, and an axis 1364, wherein at least one of the at least one gripping arm 1362 is configured to rotate about the axis 1364, and wherein the at least one gripping arm 1362 enclose a space 1368, and wherein a size of the space 1368 is configured to change.
  • the gripper 136 comprises two gripping arms 1362, and an axis 1364, wherein at least one of the two gripping arms 1362 is configured to rotate about the axis 1364, and wherein the two gripping arms 1362 enclose a space 1368, and wherein the size of the space 1368 is configured to change.
  • the gripper 136 comprises an elastic element 1369 attached to at least one of the gripping arms 1362, and wherein a default state of the elastic element 1369 is to hold the at least one gripping arm 1362 in a manner that encloses a first space 1368, and wherein at least one of the gripping arms 1362 is configured to be forced to move in a manner that causes the at least one gripping arm 1362 to enclose a second space 1368 that is larger than the first space 1368, and when the force is released, the at least one gripping arm 1362 is configured to return to the default state, while the space 1368 returns to be the first space 1368.
  • the first space 1368 is smaller than a diameter of the cap 1526, and equal to, or larger, than a diameter of the stalk 1526, and wherein the second space 1368 is equal to or larger, than the diameter of the cap 1526.
  • the first engaging element 13 further comprise a lifting element connector 138 configured to connect the first engaging element 13 with a lifting element 30.
  • the first engaging element 13 further comprises a magnet, and wherein at least part of the second engaging element 15 is made of a material that is attracted by a magnet, and wherein the magnet is configured to attract the first engaging element 13 to the second engaging element 15 when the first engaging element 13 is lowered toward the second engaging element 15.
  • FIG. 1A-D schematically illustrate, according to some exemplary embodiments, some uses of an object engagement apparatus.
  • FIGs. 2A-D schematically illustrate, according to some exemplary embodiments, a side perspective view of stages of engaging and lifting an object 500 to be lifted with a lifting element 30 and an object engagement apparatus.
  • FIG. 3 schematically illustrates, according to an exemplary embodiment, a side perspective view of a second engaging element.
  • FIG. 4 schematically illustrates, according to an exemplary embodiment, a side perspective view of a second attaching element.
  • FIGs. 5A-B schematically illustrate, according to some exemplary embodiments, a side perspective view and a bottom perspective view, respectively, of a first engaging element.
  • FIG. 6 schematically illustrates, according to an exemplary embodiment, an upper view of a gripper.
  • FIGs. 7A-C schematically illustrate, according to some exemplary embodiment, a side see-through view of a first engaging element engaging with a second engaging element.
  • the present subject matter provides an object engagement apparatus 1.
  • the object engagement apparatus 1 is configured to allow self-engagement of a lifting element, with an object, for example an object to be lifted, without an intervention of a user, for example an operator, of the object engagement apparatus 1.
  • the object engagement apparatus 1 is configured to allow self-engagement of any type of lifting element known in the art, for example a non- solid lifting element, like a lifting cable, and a solid lifting element, for example a lifting rod.
  • the object engagement apparatus 1 is further configured to allow self-disengagement of an object from the lifting element. In other words, when using the object engagement apparatus 1, there is no need for an operator for engaging an object to be lifted with a lifting element, and for disengaging the object from the lifting element. This subject matter is therefore advantageous over prior art systems for lifting objects that need an operator for engaging a lifting element with an object to be lifted.
  • FIGs. 1A-D schematically illustrate, according to some exemplary embodiments, some uses of an object engagement apparatus 1.
  • Figs. 1A-B illustrate the usage of the object engagement apparatus 1 for lifting an object 500 with a flying object 900, like a helicopter, illustrated in Fig. 1A, or a drawn, illustrated in Fig. 1B.
  • a lifting element 30, for example a lifting cable is attached to the flying object 900 with one end, and a part of the object engagement apparatus 1 is attached to an opposite end of the lifting element 30.
  • the part of the object engagement apparatus 1 that is attached to the lifting element 30 engages with another part of the object engagement apparatus 1 that is attached to the object 500 to be lifted.
  • a detailed description of the parts of the object engagement apparatus 1 will be given hereinafter.
  • Figs. 1C-D illustrate instances when an operator 700 of a lifting element 30 uses the object engagement apparatus 1 for engaging a lifting element 30 with an object 500 to be lifted, when access of the operator 700 to the object 500 is impossible or prohibited.
  • Fig. 1C illustrates an operator 700 standing on the ground and using the object engagement apparatus 1 for lifting an object 500 positioned in an underground tunnel 600 through a pear 650 leading to the tunnel 600.
  • Fig. 1D illustrates an operator standing on a roof of a building 400 and using the object engagement apparatus 1 for lifting an object positioned on the ground.
  • Figs. 2A-D schematically illustrate, according to some exemplary embodiments, a side perspective view of stages of engaging and lifting an object 500 to be lifted with a lifting element 30 and an object engagement apparatus 1.
  • the object engagement apparatus 1 comprises a first engaging element 13, configured to attach to a lifting element 30, and a second engaging element 15, configured to attach to an object 500, wherein the first engaging element 13 is configured to engage with the second engaging element 15 without an intervention of a user of the object engagement apparatus 1.
  • the first engaging element is attached to an end of a lifting element
  • the second engaging element 15 is attached to an object 500 to be lifted.
  • the first engaging element 13 that is attached to an end of a lifting element 30 is lowered toward the second engaging element 15 that is attached to an object 500 to be lifted.
  • the first engaging element 13 is brought to the vicinity of the second engaging element 13.
  • the lifting element 30 is lifted up, lifting the object 500 due to the mediation of the object engagement apparatus 1.
  • Fig. 3 schematically illustrates, according to an exemplary embodiment, a side perspective view of a second engaging element 15.
  • the second engaging element 15 comprises a second attaching element 152 attached to an object attaching element 154.
  • the second attaching element 152 is configured to engage with the first engaging element 13.
  • the object attaching element 154 is configured to attach to an object 500 to be lifted. Any means and mechanism known in the art for attaching the object attaching element 154 to an object 500 is under the scope of the present subject matter, for example, adhering, gluing, sewing and the like.
  • the second engaging element 15 can further comprise at least one hole 1542 at the object attaching element 154, for example a hole 1542 at each side of the object attaching element 154, as illustrated in Fig. 3.
  • the at least one hole 1542 is configured to allow nailing with a nail or screwing with a screw the object attaching element 154 to an object 500.
  • the attachment of the object attaching element 154 to the object 500 can be permanent or temporary, according to requirements and desires, and the nature of the means and mechanism of attachment.
  • Fig. 4 schematically illustrates, according to an exemplary embodiment, a side perspective view of a second attaching element 152.
  • the second attaching element 152 is configured to attach to the object attaching element 154, as can be seen in Fig. 3.
  • the attaching of the second attaching element 152 to the object attaching element 154 can be permanent, for example by casting the entire second engaging element 15 in one piece including the second attaching element 152 and the object attaching element 154, or by welding, or gluing, for example, the second attaching element 152 to the object attaching element 154.
  • the attaching of the second attaching element 152 to the object attaching element 154 can be temporary, for example by screwing.
  • the second attaching element 152 can comprise a bore 1522, as can be seen in Fig. 4.
  • the bore 1522 of the second attaching element 152 is configured to accommodate a screw that screws the second attaching element 152 to the object attaching element 154.
  • the second attaching element 152 is configured to engage with the first engaging element 13.
  • the engagement of the second attaching element 152 with the first engaging element 13 can be achieved, for example, by gripping of the second attaching element 152 with a corresponding gripping element of the first engaging element 13, that will be described hereinafter.
  • the second attaching element 152 is configured to be gripped by a corresponding gripping element of the first engaging 13. Any structure of the second attaching element 152 that allows gripping of the second attaching element 152 is under the scope of the present subject matter. For example, as can be seen in Figs.
  • the second attaching element 152 can have a mushroom-like structure comprising a stalk 1524 and a cap 1526 on top of the stalk 1524.
  • the cap 1526 is wider than the stalk 1524. Therefore, the cap 1526 is configured to engage with the first engaging element 13, for example by being gripped by a corresponding gripping element of the first engaging element 13, as will be described hereinafter.
  • this is only an exemplary embodiment of the second attaching element 152, and that any structure of the second attaching element 152 that is configured to allow gripping of the second attaching element 152 is under the scope of the present subject matter.
  • the second attaching element 152 can further comprise a base 1528 attached to the stalk 1524, opposite to the cap 1526.
  • the base 1528 is configured to attach to the object attaching element 154, as can be seen in Fig. 3.
  • Figs. 5A-B schematically illustrate, according to some exemplary embodiments, a side perspective view and a bottom perspective view, respectively, of a first engaging element 13.
  • the first engaging element 13 is configured to engage with the second engaging element 15.
  • the first engaging element 13 is configured to engage with the second attaching element 152 of the second engaging element 15.
  • the first engaging element 13 is configured to engage with the second attaching element 152 by gripping the second attaching element 152.
  • the structure of the first engaging element 13 corresponds to the structure of the second attaching element 152 that it is configured to grip. Therefore, in an embodiment where the second engaging element 15 has a mushroom-like structure, as illustrated in Figs.
  • the first engaging element 13 has a bell-like structure, configured to grip and accommodate the mushroom-like structure of the second attaching element 152. It should be noted though, that a bell-like structure of the first engaging element 13 is only exemplary, and that any structure of the first engaging element 13 that is configured to grip and accommodate the second gripping element 15 is under the scope of the present subject matter.
  • the first engaging element 13 comprises a housing 132, as can be seen in Fig. 5 A, and an opening 134 at the bottom of the housing 132, as can be seen in Fig. 5B.
  • the housing 132 is configured to accommodate the cap 1526 of the second attaching element 152 of the second engaging element 15.
  • the structure and size of the housing 132 corresponds to the structure and size of the cap 1526.
  • the opening 134 is configured to allow entry of the cap 1526 into the housing 132.
  • the first engaging element 13 further comprises a gripper 136, located inside the housing 132, above the opening 134, the gripper 136 is configured to grip the second engaging element 15, as described hereinafter.
  • Fig. 6 schematically illustrates, according to an exemplary embodiment, an upper view of a gripper 136.
  • the gripper 136 comprises at least one gripping arm 1362.
  • the gripper 136 further comprises an axis 1364, wherein at least one of the at least one gripping arm 1362 is configured to rotate about the axis 1364.
  • the at least one gripping arm 1362 is configured to close a space 1368.
  • the space 1368 is between the gripping arm 1362 and the housing.
  • the gripper comprises more than one gripping arm 1362
  • the space 1368 is between the gripping arms 1362. Since the at least one gripping arm 1362 is configured to rotate about the axis 1364, a size of the space 1368 is configured to change.
  • the gripper 136 comprises two gripping arms 1362, as illustrated in Fig. 6, wherein at least one of the two gripping arms 1362 is configured to rotate about the axis 1364.
  • the two gripping arm 1362 enclose the space 1368, and rotation of at least one of the two gripping arms 1362 changes a size of the space 1368.
  • the gripper 136 further comprises an elastic element 1369, for example in the form of a spring 1369, attached to at least one of the gripping arms 1362.
  • the elastic element 1369 can be attached to each of the gripping arms 1362. Due to the elastic element 1369, a default state of the elastic element 1369 is to hold the at least one gripping arm 1362 in a manner that encloses a first space 1368.
  • At least one of the gripping arms 1362 is configured to be forced to move in a manner that causes the at least one gripping arm 1362 to enclose a second space 1368 that is larger than the first space 1368, and when the force is released, the at least one gripping arm 1362 is configured to return to the default state, while the space 1368 returns to be the first space 1368.
  • the first space 1368 is smaller than a diameter of the cap 1526 of the second attaching element 152, and equal to, or larger, than a diameter of the stalk 1526 of the second attaching element 152.
  • the second space 1368 is equal to, or larger, than the diameter of the cap 1526.
  • the first engaging element 13 can further comprise a lifting element connector 138, configured to connect the first engaging element 13 with a lifting element 30.
  • the lifting element connector 138 is positioned at a top of the housing 132.
  • the first engaging element 13 further comprises a magnet. Any type of magnet known in the art, made of any magnetic material known in the art, is under the scope of the present subject matter.
  • the magnet can be a permanent magnet, an electromagnet, and the like.
  • the magnet can be positioned in any position in the first engaging element 13.
  • the housing can partially or entirely be made of a magnet. The magnet is configured to attract the first engaging element 13 to the second engaging element 15 when the first engaging element 13 is lowered toward the second engaging element 15, as illustrated for example in Figs. 2A-B.
  • the first engaging element 13 comprises a magnet
  • at least part of the second engaging element 15 is made of a material that is attracted by a magnet.
  • the cap 1526 is made of a material that is attracted by a magnet in order to allow attraction of the first engaging element 13 directly to the cap 1526, thus allowing direct entrance of the cap 1526 into the opening 134 of the first engaging element 13.
  • the magnet is further configured to apply a force that is required for locking the second attaching element 152 with gripper 136. More particularly, there is a need to force the cap 1526 to enter into the first engaging element 13, while pushing aside the gripping arms 1362, as illustrated for example in Fig. 7B. This is achieved by the magnetic force of the magnet.
  • the magnetic force of the magnet can be used for strengthening the engagement of the first engaging element 13 with the second engaging element 15, for example when the object 500 that is lifted is heavy.
  • the magnetic force of the magnet is used only for attracting the first engaging element 13 to the second engaging element 15 when the first engaging element 13 is lowered toward the second engaging element 15. This embodiment is important in the sense that it allows engagement of the first engaging element 13 with the second engaging element 15 without the intervention of an operator.
  • FIGs. 7A-C schematically illustrate, according to some exemplary embodiment, a side see-through view of a first engaging element 13 engaging with a second engaging element 15.
  • Fig. 7A illustrates a first engaging element 13 positioned above a second engaging element 15.
  • the gripping arms 1362 of the first engaging element 13 are in a default close position defining a first space 1368.
  • Fig. 7B illustrates a first engaging element 13 being lowered toward the second engaging element 15, while the cap 1526 and stalk 1524 of the second engaging element 15 have partially entered into the housing 132 of the first engaging element 13 through the opening 134.
  • the cap 1526 is in contact with the gripping arms 1362 and pushing them apart.
  • FIG. 7C illustrates a first engaging element 13 being further lowered toward the second engaging element 15, while the cap 1526 and stalk 1524 of the second engaging element 15 have fully entered into the housing 132 of the first engaging element 13.
  • the gripping arms 1362 are in contact with the stalk 1524 that is thinner than the cap 1526. Due to the elastic element 1369, the gripping arms 1362 have now returned to the default close position. As a result, the gripping arms 1362 are now gripping the stalk 1524 and entrapped between the cap 1526 and the base 1528.
  • the first engaging element 13 is engaged with the second engaging element 15, allowing lifting of an object 500 that is attached to the second engaging element 15.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Casings For Electric Apparatus (AREA)
  • Studio Devices (AREA)

Abstract

L'invention concerne un appareil de mise en prise d'objet (1) pour mettre en prise un objet (500) sans l'intervention d'un utilisateur, l'appareil de mise en prise d'objet (1) comprenant : un premier élément de mise en prise (13), configuré pour se fixer à un élément de levage (30) ; et un second élément de mise en prise (15), configuré pour se fixer à l'objet (500), le premier élément de mise en prise (13) étant configuré pour venir en prise avec le second élément de mise en prise (15). Des modes de réalisation supplémentaires de l'appareil de mise en prise d'objet sont décrits de manière détaillée dans le présent document.
PCT/IL2019/050668 2018-06-13 2019-06-13 Appareil de mise en prise d'objet WO2019239413A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862684205P 2018-06-13 2018-06-13
US62/684,205 2018-06-13

Publications (3)

Publication Number Publication Date
WO2019239413A2 true WO2019239413A2 (fr) 2019-12-19
WO2019239413A9 WO2019239413A9 (fr) 2020-02-06
WO2019239413A3 WO2019239413A3 (fr) 2020-03-12

Family

ID=68841977

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IL2019/050668 WO2019239413A2 (fr) 2018-06-13 2019-06-13 Appareil de mise en prise d'objet

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WO (1) WO2019239413A2 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019239413A3 (fr) * 2018-06-13 2020-03-12 Nvisol Appareil de mise en prise d'objet
DE102020201341A1 (de) 2020-02-04 2021-08-05 Zf Friedrichshafen Ag Verfahren zum Erfassen und Bewegen in eine Heberichtung einer einen hervorstehenden Stutzen aufweisenden Komponente mittels eines Hebewerkzeugs sowie Hebewerkzeug mit mehreren Greifelementen zum Erfassen und Bewegen in eine Heberichtung einer einen hervorstehenden Stutzen aufweisenden Komponente
EP3929082A1 (fr) * 2020-06-22 2021-12-29 Airbus Defence and Space GmbH Dispositif de fixation permettant de fixer de manière amovible un dispositif de charge sur un dispositif de guidage, système de transport et aéronef doté d'un dispositif de fixation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2210563B1 (fr) * 1972-12-19 1976-06-04 Bernard Maurice Et Fils
SU816935A1 (ru) * 1979-06-29 1981-03-30 Куйбышевский Филиал Всесоюзного Инсти-Тута По Проектированию Организацииэнергетического Строительства"Оргэнергострой" Захватное устройство дл грузов сошТыРЕМ и фигуРНОй гОлОВКОй
NO324006B1 (no) * 2004-08-06 2007-07-30 Ole Molaug Anordning ved pa koblingsredskap
CN109496193B (zh) * 2016-07-27 2022-04-29 申正勋 无人机的运送物品装载设备
WO2019239413A2 (fr) * 2018-06-13 2019-12-19 Nvisol Appareil de mise en prise d'objet

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019239413A3 (fr) * 2018-06-13 2020-03-12 Nvisol Appareil de mise en prise d'objet
DE102020201341A1 (de) 2020-02-04 2021-08-05 Zf Friedrichshafen Ag Verfahren zum Erfassen und Bewegen in eine Heberichtung einer einen hervorstehenden Stutzen aufweisenden Komponente mittels eines Hebewerkzeugs sowie Hebewerkzeug mit mehreren Greifelementen zum Erfassen und Bewegen in eine Heberichtung einer einen hervorstehenden Stutzen aufweisenden Komponente
EP3929082A1 (fr) * 2020-06-22 2021-12-29 Airbus Defence and Space GmbH Dispositif de fixation permettant de fixer de manière amovible un dispositif de charge sur un dispositif de guidage, système de transport et aéronef doté d'un dispositif de fixation

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WO2019239413A3 (fr) 2020-03-12
WO2019239413A9 (fr) 2020-02-06

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