WO2023194664A2 - Verrou tournant - Google Patents

Verrou tournant Download PDF

Info

Publication number
WO2023194664A2
WO2023194664A2 PCT/FI2023/050196 FI2023050196W WO2023194664A2 WO 2023194664 A2 WO2023194664 A2 WO 2023194664A2 FI 2023050196 W FI2023050196 W FI 2023050196W WO 2023194664 A2 WO2023194664 A2 WO 2023194664A2
Authority
WO
WIPO (PCT)
Prior art keywords
twistlock
shaft
pawl
ratchet
cone
Prior art date
Application number
PCT/FI2023/050196
Other languages
English (en)
Other versions
WO2023194664A3 (fr
Inventor
Ekaterina ALIFANOVA
Michael BRINI
Pauli HAIMILAHTI
Niklas JÄNKÄLÄ
Original Assignee
Aalto University Foundation Sr
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 Aalto University Foundation Sr filed Critical Aalto University Foundation Sr
Publication of WO2023194664A2 publication Critical patent/WO2023194664A2/fr
Publication of WO2023194664A3 publication Critical patent/WO2023194664A3/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/0006—Coupling devices between containers, e.g. ISO-containers
    • B65D90/0013—Twist lock
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/0006—Coupling devices between containers, e.g. ISO-containers
    • B65D90/0013—Twist lock
    • B65D90/002—Apparatus for manual or automatic installation/removal of twist-lock
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2590/00—Component parts, details or accessories for large containers
    • B65D2590/0008—Coupling device between containers
    • B65D2590/0025—Twist lock
    • B65D2590/0033—Semi or fully automatic twist lock, i.e. semi or fully automatic locking/unlocking

Definitions

  • the present invention relates to a twistlock.
  • the present invention relates to an arrangement comprising two containers and at least one twistlock.
  • the present invention relates to use of the twistlock in connection with two containers.
  • the present invention relates to a method of coupling two containers to one another.
  • Certain embodiments of the present invention relate to shipping containers onboard of a shipping vessel, and more precisely, securing the containers by locking them together or on the ship deck to prevent the containers from spilling overboard.
  • Containers are mainly shipped using container vessels or other cargo vessels.
  • the containers are stacked on top of each other to be able to ship large amounts of containers in a single vessel. Because of severe weather conditions, the containers must be secured on the vessel to prevent the cargo from spilling overboard. Twistlocks are important means to secure the containers together and on the ship deck.
  • twistlocks there are three main types of container twistlocks on the market.
  • the twistlocks on the market are manual, semi-automatic or fully automatic.
  • Manual twistlocks are mainly used at the ship deck level, where they can be easily locked and unlocked manually by the crew.
  • Semi-automatic and fully automatic twistlocks are used in between stacked containers, to secure the containers together.
  • the twistlocks In order to lock the containers together high up in the stack of containers, the twistlocks are inserted in the lower container comer castings on the ground usually by the harbor crew. The container is then lifted on the stack of containers by a crane and lowered down until the twistlocks on bottom of the upmost container lock the containers together.
  • Fully automatic twistlocks do not require additional work for opening the lock, and they lock automatically as well.
  • the crane can lift the container because fully automatic locks only allow for direct upward movement, which in theory cannot happen during the transportation on the seas.
  • fully automatic twistlocks have been found to be less reliable than semi-automatic twistlocks, resulting in huge losses of containers in some accidents.
  • document US 4626155 A discloses a semi-automatic container twistlock where the locking head rotates between unlocked and loaded position.
  • the container is locked by the weight of the container, and the lock is opened by lifting the container and applying an extensive force on the lock.
  • the limitation of the design is a possibility for missing the container in case of high forces occurring due to severe weather conditions, for example, if the ship rocks on the sea, resulting in heavy forces.
  • Document US 10717595 B2 further describes a remotely controlled latching container lock.
  • the lock includes a DC motor, a battery, and electronics enabling controlling and viewing the state of the lock using a control device.
  • Ability to control the lock accelerates opening the lock and discharging the containers.
  • the downside of the device is the high cost due to the use of electronics inside the lock. Cost is a critical factor, as there may be tens of thousands of locks onboard. Electronics are also prone for damaging and failure operation modes in the harsh and corrosive naval environment.
  • the invention is defined by the features of the independent claims. Some specific embodiments are defined in the dependent claims. Certain embodiments of the present invention relate to a semi-automatic twistlock, which can be loaded prior to locking the containers together with the twistlock.
  • the twistlock can be opened by releasing the energy stored inside the twistlock using an energy storing device, such as a magnet or other suitable device, instead of pulling a handle.
  • a twistlock comprising a main body, a shaft extending through the main body, wherein a first cone is arranged at a first end of the shaft and a second cone is arranged at a second end of the shaft, wherein the shaft is rotatable around a first axis of rotation in order to move the first cone and the second cone from an unlocked position to a locked position and reverse, and a pawl, wherein the pawl is linearly movable or rotatable around a second axis of rotation, wherein a portion of the pawl is configured to engage with
  • the twistlock further comprises a first energy storing device capable of rotating the ratchet, and thus the shaft and the first and second cones via the wire, into the unlocked position when the portion of the pawl is disengaged from the portion of the ratchet, a second energy storing device capable of returning the pawl to the original position after utilizing the movement means, and a third energy storing device capable of turning the first and second cones, when the ratchet is rotated, into the locked position, or
  • the twistlock further comprises a first energy storing device capable of rotating the shaft, thus the first and second cones, into the unlocked position when the portion of the pawl is disengaged from the portion of the shaft, and a second energy storing device capable of returning the pawl to the original position subsequent to utilizing the movement means.
  • Various embodiments of the first aspect may comprise at least one feature from the following bulleted list:
  • the first energy storing device is a tension spring, a torsion spring or a pressure spring
  • the second energy storing device is a tension spring, a torsion spring or a pressure spring
  • the third energy storing device is a tension spring, a torsion spring or a pressure spring
  • a handle is attached to the ratchet for moving the ratchet, and thus the shaft and the first and second cones, into the locked position
  • the material of the pawl is paramagnetic or ferromagnetic
  • the pawl is arranged to move within a guiding formed by a part of the main body
  • the portion of the pawl is a comer or a protrusion
  • the second energy storing device is capable of returning the pawl to the original position subsequent to utilizing a motor, a solenoid or an unlocking device configured to provide a magnetic field
  • the third energy storing device is capable of, when the portion of the pawl is engaged with the portion of the ratchet, temporarily allowing rotation of the shaft caused by an external force and subsequently returning the shaft and the first and second cones into the locked position [0016]
  • an arrangement comprising two containers and at least one twistlock according to any one of claims 1 - 13.
  • Various embodiments of the second aspect may comprise at least one feature from the following bulleted list:
  • the arrangement further comprises an unlocking device capable of providing a magnetic field
  • a method comprising coupling a first cone of a twistlock according to any one of claims 1 - 13 to a first container, and coupling a second cone of the twistlock to a second container.
  • Various embodiments of the fourth aspect may comprise at least one feature from the following bulleted list:
  • the method further comprising providing a magnetic field by an unlocking device or utilizing a motor in order to move a pawl or a pulling device of the twistlock
  • a twistlock comprising a main body, a shaft extending through the main body, wherein a first cone is arranged at a first end of the shaft and a second cone is arranged at a second end of the shaft, wherein the shaft is rotatable around an axis of rotation in order to move the first cone and the second cone from an unlocked position to a locked position and reverse, an energy storing device coupled to the main body at its first end and to the shaft spaced apart from the axis of rotation at its second end, wherein the energy storing device is capable of turning the shaft into its locked position, an actuator connected to the shaft by a flexible coupling, a reader capable of sending a signal to a microcontroller, wherein the microcontroller is configured to allow power from a power source to the actuator in response to a read-out in order to pull on the flexible coupling to turn the shaft into the unlocked position.
  • Various embodiments of the fifth aspect may comprise at least one feature from the following bulleted list: • the power source is a battery pack
  • twistlock comprises a solar panel connected to the battery pack
  • the reader is an RFID reader
  • twistlock further comprises an indicator configured to indicate a lock state
  • twistlock further comprises an on/off switch
  • twistlock further comprises a position sensor configured to determine a lock state
  • an arrangement comprising two containers and at least one twistlock according to any one of claims 19 - 26.
  • the arrangement further comprises an unlocking device comprising an RFID tag.
  • a method comprising coupling a first cone of a twistlock according to any one of claims 19 - 26 to a first container, and coupling a second cone of the twistlock to a second container.
  • the method further comprises reading out an RFID tag by the reader.
  • a twistlock which has the robust and simple nature of a traditional semi-automatic twistlock, but allows for drastically decreasing the time needed to open the lock. This further reduces the time at port, and thus increases savings.
  • FIGURE 1 illustrates a schematic perspective view of a twistlock in accordance with at least some embodiments of the present invention, wherein the twistlock is shown in its open state
  • FIGURE 2 illustrates a schematic perspective view of a twistlock in accordance with at least some embodiments of the present invention, wherein the twistlock is shown in its closed state
  • FIGURE 3 illustrates a schematic cross-section of a twistlock in accordance with at least some embodiments of the present invention, wherein the twistlock is shown in its open state
  • FIGURE 4 illustrates a schematic cross-section view of a twistlock in accordance with at least some embodiments of the present invention, wherein the twistlock is shown in its closed state
  • FIGURE 5 illustrates a schematic cross-section view of another twistlock in accordance with at least some embodiments of the present invention, wherein the twistlock is shown in its open state
  • FIGURE 6 illustrates a schematic cross-section view of a twistlock in accordance with at least some embodiments of the present invention, wherein the twistlock is shown in its closed state
  • FIGURE 7 illustrates a schematic cross-section view of a twistlock in accordance with at least some embodiments of the present invention, wherein the twistlock is shown in its temporarily open state, and
  • FIGURES 8 - 11 schematically illustrate a yet further twistlock in accordance with at least some embodiments of the present invention.
  • Certain embodiments of the present invention relate to a twistlock including a main body 1, a shaft 4 with an upper cone 2 and a lower cone 3, a pawl 5, and required actuators, like springs and other connecting pieces.
  • An embodiment of the invention comprises a ratchet 7 (FIGURES 1 - 4), which can be integrated to the shaft 4 as well (FIGURES 5 - 7).
  • An embodiment also comprises a pulling device 13 (FIGURES 5 - 7), which can be integrated into the pawl 5 as well (FIGURES 1 - 4).
  • the twistlock is loaded by turning the lower member, like cone 3 until a pawl 5, triggered by an energy storing device, like spring 11, moves across a tooth 6, preventing the movement backwards.
  • the mechanism can also be designed using other devices, such as a pin and a slot. Turning the twistlock into a loaded position happens either at harbor when inserting the lock into a comer casting or at ship during the top-down movement of the container and contact with the lower container.
  • Turning the lower cone 3 can happen by turning the cone itself, or a device connected on the body of the lower cone, such as a handle 8 attached on a ratchet 7.
  • An energy storing device like spring 10 inside the lock allows the shaft 4 to rotate further during the top-down movement of the container, when the lower cone 3 hits the opening in the lower container comer casting.
  • the spring 10 returns the shaft 4 back to the closed (loaded) position, and the pawl 5 prevents the shaft 4 from moving to an open position.
  • the stored energy in an energy storing device can be released by moving the pawl 5 to a required distance away from the tooth 6.
  • the distance should be large enough to reliably prevent the ratchet 7 and the shaft 4 from rotating accidentally, but small enough to enable easy opening.
  • the pawl 5 rotates along its axis of rotation 13, however, the pawl can be designed to move other ways as well, such as linearly.
  • the spring 11 returns the pawl back to its original position.
  • the energy storing devices, like springs 9, 10, and 11 can be, for instance, tension springs or torsion springs, but the invention is not limited to these types of springs. The invention is not either limited to springs as the energy storing device to be used.
  • Moving the pawl can be done by bringing a magnet close to the pawl 5 or pulling device 14. If using a magnet as an unlocking device, the pawl should be manufactured of a paramagnetic or ferromagnetic material, preferably ferromagnetic.
  • the nose 16 keeps the unlocking device outside of the twistlock, and the pawl 5 or the pulling device 14 moves towards the magnet, allowing the ratchet 7 and shaft 4 to rotate by releasing the stored energy in spring 8. Due to the difference in the angle of the lower and upper cone, the twistlock remains hanging on the upper comer casting and can be transported into the harbor by the crane.
  • the release method of the pawl 5 is not limited to bringing a magnet next to the lock but releasing the pawl 5 can be done by other means, such as using a solenoid or some other type of a motor inside the lock. Furthermore, the release method is not limited to using a magnetic device, but releasing can be actuated by any other means providing a suitable amount of movement and force.
  • the lock can also be designed to require other type of movement than pulling for opening, such as pushing.
  • a wire 12 may be required to reliably rotate the shaft 4 into open position, as a tension spring may not be sufficient for pushing the shaft.
  • the other rotating object can be connected to the shaft 4 also by other means than with a tension spring 10 and a wire 12.
  • Handle 8 is advantageous for two purposes. In a closed state, the handle is hidden between the containers. In an open state, the handle sticks out from the twistlock, clearly indicating the open state of the lock. Handle also enables rotating the twistlock back to the closed state if the lock has been opened accidentally.
  • the handle can be replaced with another device, such as a wire. Implementing a wire in the mechanism could enable loading the lock by pulling the wire, and increase the robustness of the lock.
  • FIGURES 1 - 4 present an embodiment of the twistlock comprising a separate ratchet 7 and a handle 8, which enable operating the lock when the lock is between the containers in a stack of containers.
  • the lock is loaded into counterclockwise direction, and the lower cone 3 rotates into clockwise direction when entering the comer casting.
  • FIGURES 5 and 6 present a section view of an embodiment of the twistlock comprising a ratchet tooth 6 included into the shaft 4.
  • the pulling device 13 is separated from the pawl 5, and they are connected with a wire 15 in order to provide the pulling device 13 closer to the nose 16 of the lock.
  • This embodiment of the lock requires rotating the shaft 4 approximately 180 degrees during the operation, as shown in the figures.
  • the lock is loaded into clockwise direction, and the lower cone 3 rotates into same direction when entering the comer casting, as the embodiment contains only one spring controlling the movement of the shaft.
  • FIGURE 1 a schematic perspective view of a twistlock in accordance with at least some embodiments of the present invention is illustrated.
  • the shown twistlock comprises a main body 1 as well as a movable first cone 2 and a movable second cone 3, wherein the twisted first and second cones 2, 3 are interconnected by a rotatable shaft extending through the main body 1.
  • the twistlock is shown in its unlocked, open or unloaded state.
  • FIGURE 2 a schematic perspective view of the twistlock is illustrated, wherein the twistlock is shown in its closed state. Further elements and functions of the twistlock are described in more detail in connection with FIGURES 3 and 4.
  • FIGURE 3 a schematic cross-section of a twistlock in accordance with at least some embodiments of the present invention is illustrated, wherein the twistock is shown in its open state, and in FIGURE 4 a schematic cross-section of the twistlock is illustrated, wherein the twistock is shown in its closed state.
  • the twistlock comprises a main body 1. Further, the twistlock comprises a shaft 4 extending through the main body 1. A first cone 2 is arranged at a first end of the shaft 4 and a second cone is arranged at a second end of the shaft 4. The shaft 4 is rotatable around a first axis of rotation in order to move the first cone 2 and the second cone 3 from an unlocked or open position to a locked or closed position and reverse. Furthermore, the twistlock comprises a pawl 5. The pawl 5 is rotatable around a second axis of rotation. However, the pawl may also be linearly movable according to certain other embodiments. The pawl 5 may be arranged to move within a guiding formed by a part of the main body 1.
  • a portion of the pawl 5, for example a comer, is configured to engage with a portion 6 of a ratchet 7, for example a tooth 6, in the locked position.
  • the ratchet 7 is rotatable around a third axis of rotation.
  • the ratchet 7 is coupled to the shaft 4 via a wire 12.
  • the pawl 5 is configured such that a movement means causes motion of the pawl 5 from an original position in order to disengage the portion of the pawl 5 from the portion 6 of the ratchet 7.
  • the movement means may be, for example, an unlocking device capable of providing a magnetic field.
  • the material of the pawl 5 is paramagnetic or ferromagnetic.
  • the twistlock further comprises a first energy storing device 9 capable of rotating the ratchet 7, and thus the shaft 4 and the first and second cones 2, 3 via the wire 12, into the unlocked position when the portion of the pawl 5 is disengaged from the portion 6 of the ratchet 7.
  • the first energy storing device 9 may be, for example, a tension spring or a torsion spring.
  • the first energy storing device 9 is coupled to the main body 1 at its first end and coupled to the ratchet 7 spaced apart from the third axis of rotation at its second end.
  • the twistlock further comprises a second energy storing device 11 capable of returning the pawl 5 to the original position after utilizing the movement means.
  • the second energy storing device 11 may be, for example, a tension spring or a torsion spring.
  • the second energy storing device 11 is coupled to the main body 1 at its first end and coupled to the pawl 5 spaced apart from the second axis of rotation at its second end.
  • the twistlock comprises a third energy storing device 10 capable of turning the first and second cones 2, 3, when the ratchet 7 is rotated, into the locked position.
  • the third energy storing device 10 is coupled to the shaft 4 spaced apart from the first axis of rotation at its first end and coupled to the ratchet 7 spaced apart from the third axis of rotation at its second end.
  • the third energy storing device 10 is further capable of, when the portion of the pawl 5 is engaged with the portion 6 of the ratchet 7, temporarily allowing rotation of the shaft 4 caused by an external force and subsequently returning the shaft 4 and the first and second cones 2, 3 into the locked position.
  • the third energy storing device 10 may be, for example, a tension spring or a torsion spring.
  • the twistlock comprises a handle 8 attached to the ratchet 7 for moving the ratchet 7, and thus the shaft 4 as well as the first and second cones 2, 3, into the locked position.
  • FIGURE 5 a schematic cross-section of another twistlock in accordance with at least some embodiments of the present invention is illustrated, wherein the twistock is shown in its open state, and in FIGURE 6 a schematic cross-section of the twistlock is illustrated, wherein the twistock is shown in its closed state.
  • the twistlock comprises a main body 1. Further, the twistlock comprises a shaft 4 extending through the main body 1. A first cone 2 is arranged at a first end of the shaft 4 and a second cone is arranged at a second end of the shaft 4. The shaft 4 is rotatable around a first axis of rotation in order to move the first cone 2 and the second cone 3 from an unlocked or open position to a locked or closed position and reverse. Furthermore, the twistlock comprises a pawl 5. The pawl 5 is rotatable around a second axis of rotation.
  • the pawl may also be linearly movable according to certain other embodiments.
  • a portion of the pawl 5, for example a comer, is configured to engage with a portion 6 of the shaft 4, for example a tooth 6, in the locked position.
  • the pawl 5 is configured such that a movement means causes motion of the pawl 5 from an original position in order to disengage the portion of the pawl 5 from the portion 6 of the shaft 4.
  • the pawl 5 is coupled to a pulling device 14 via a wire 15.
  • the movement means may be, for example, an unlocking device capable of providing a magnetic field.
  • the material of the pulling device 14 is paramagnetic or ferromagnetic.
  • the twistlock further comprises a first energy storing device 9 capable of rotating the shaft 4, and thus the first and second cones 2, 3, into the unlocked position when the portion of the pawl 5 is disengaged from the portion 6 of the shaft 4.
  • the first energy storing device 9 may be, for example, a tension spring or a torsion spring.
  • the first energy storing device 9 is coupled to the main body 1 at its first end and coupled to the shaft 4 spaced apart from the first axis of rotation at its second end.
  • the twistlock further comprises a second energy storing device 11 capable of returning the pawl 5 to the original position subsequent to utilizing the movement means.
  • the second energy storing device 11 may be, for example, a tension spring or a torsion spring.
  • the second energy storing device 11 is coupled to the main body 1 at its first end and coupled to the pawl 5 spaced apart from the second axis of rotation at its second end.
  • FIGURE 7 a schematic cross-section view of a twistlock in accordance with at least some embodiments of the present invention is illustrated, wherein the twistlock is shown in its temporarily open state.
  • the first energy storing device 9 is capable of, when the portion of the pawl 5 is engaged with the portion 6 of the shaft 4, temporarily allowing rotation of the shaft 4 caused by an external force and subsequently returning the shaft 4 and the first and second cones 2, 3 into the locked position.
  • FIGURE 8 a schematic view of a further twistlock in accordance with at least some embodiments is illustrated.
  • This is a semi-automatic twistlock designed to fit e.g. in an ISO 1161 comer casting of a marine shipping container - ISO 1161 standard specifies the standardized dimensions of the comer castings welded to shipping containers. Its purpose is to couple shipping containers vertically in a stack, securing them for transport. It is semi-automatic because it locks automatically from the force applied by the weight of the container and unlocks only when there is input from an operator. The shape of bottom handle is such that it allows the shaft to turn when force is applied, and a spring returns it in locked position. Unlocking is triggered by an RFID tag read by the lock.
  • the battery-powered system actuates a solenoid which spins the bottom handle to the unlocked position so that the container can be lifted free.
  • the battery pack can be continuously recharged with an exterior solar panel. Combining of the non-contact nature of RFID and electric actuation provides a lock that does not require extra work from an operator, is safe to operate in any weather condition, and actuates quickly.
  • the semi-automatic twistlock contains an actuator 18, preferably a latching solenoid, a lock shaft 4, a coupling 19, preferably a flexible coupling between the solenoid and lock shaft 4, an elastic connector 17, preferably a spring, a controlling member, preferably a microcontroller 21, a reader 20, preferably an RFID reader, a push button 26, a power source 22, preferably a battery pack, a solar panel 23, an indicator light 24, a position sensor 27 and tag, an on/off switch 25, and a case or main body 1.
  • the twistlock contains the spring 17, the solenoid 18, the microcontroller 21, the RFID reader 20, the solar panel 23 and battery pack 22 inside the lock case 1.
  • the solenoid 18 is connected to the lock shaft 4 with flexible coupling 19.
  • Spring 17 keeps lock shaft 4 in a normally locked mode.
  • the indicator light 24 indicates lock state. Indicator light 24 changes color when sensor 27 reads sensor tag.
  • an RFID tag is read by RFID reader 20. This sends a signal to microcontroller 21 to allow power from battery pack 22 to latching solenoid 18. Latching solenoid 18 pulls on flexible coupling 19 to turn lock shaft 4 until latching solenoid 18 completes its stroke and is locked in position. Position sensor 27 reports lock shaft 4 is open to microcontroller 21 which changes the color of the indicator 24 from red to green. The container is then lifted off the stack as shown in FIGURE 11. The solenoid is then released by push button 26 and the lock can be switched off by on/off switch 25.
  • the battery pack 22 and microcontroller 21 may be removed from their openable cases 28 and 29, respectively.
  • the battery pack 22 is under constant recharging from solar panel 23.
  • At least some embodiments of the present invention find industrial application in securing of containers.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lock And Its Accessories (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)

Abstract

Selon un aspect donné à titre d'exemple de la présente invention, l'invention concerne un verrou tournant semi-automatique pour coupler un premier récipient à un second récipient. Certains modes de réalisation de la présente invention concernent des conteneurs de transport à bord d'un navire de transport, et plus précisément, la fixation des conteneurs en les verrouillant ensemble ou sur le pont de navire pour empêcher les conteneurs de passer par dessus bord.
PCT/FI2023/050196 2022-04-06 2023-04-06 Verrou tournant WO2023194664A2 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FI20227046 2022-04-06
FI20227046 2022-04-06
FI20227047 2022-04-06
FI20227047 2022-04-06

Publications (2)

Publication Number Publication Date
WO2023194664A2 true WO2023194664A2 (fr) 2023-10-12
WO2023194664A3 WO2023194664A3 (fr) 2023-11-09

Family

ID=86053742

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/FI2023/050196 WO2023194664A2 (fr) 2022-04-06 2023-04-06 Verrou tournant

Country Status (1)

Country Link
WO (1) WO2023194664A2 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4626155A (en) 1986-01-13 1986-12-02 Maclean-Fogg Company Automatic container securement device with a spring biased, cam surfaced head
US10717595B2 (en) 2016-10-27 2020-07-21 Lox Container Technology Ab Container corner lock for locking a shipping container into position

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8809688U1 (fr) * 1988-07-29 1988-10-13 Conver-Osr Ozean-Service-Reparatur-Ingenieurtechnik Gmbh, 2800 Bremen, De
US5193253A (en) * 1988-07-29 1993-03-16 Conver-Osr Ozean Service-Reparatur-Ingenieurtechnik Gmbh Coupling piece and method for connecting containers
TW380110B (en) * 1997-04-16 2000-01-21 Taiyo Seiki Iron Works Container connector
CN1688497A (zh) * 2003-06-02 2005-10-26 株式会社马里菲特 集装箱连结配件

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4626155A (en) 1986-01-13 1986-12-02 Maclean-Fogg Company Automatic container securement device with a spring biased, cam surfaced head
US10717595B2 (en) 2016-10-27 2020-07-21 Lox Container Technology Ab Container corner lock for locking a shipping container into position

Also Published As

Publication number Publication date
WO2023194664A3 (fr) 2023-11-09

Similar Documents

Publication Publication Date Title
KR102253300B1 (ko) 선적 컨테이너를 적소에 잠금하기 위한 컨테이너 모서리 잠금 장치
EP2984019B1 (fr) Pièce de coin pour former un coin d'un conteneur, conteneur comportant une telle pièce de coin, et bras de dispositif de saisie et dispositif de saisie pouvant coopérer avec ue telle pièce de coin
US4925226A (en) Manually operated cargo container hook apparatus
US11661236B2 (en) Container
US9346615B2 (en) Coupling member for interconnecting two containers stacked one above the other
US20060115350A1 (en) Device for automatically installing and reoving twistlocks
JP2006516014A (ja) ツイストロックを自動的に取り付け取り外しするための装置
WO2023194664A2 (fr) Verrou tournant
CN105292835B (zh) 智能全自动集装箱扭锁
WO2005113405A1 (fr) Coupleur de levage de chargement
EP3448782B1 (fr) Mécanisme de verrouillage
EP0790944A1 (fr) Dispositif de verrouillage pour conteneur
WO1989001907A1 (fr) Dispositif pour emboiter et verrouiller entre eux des conteneurs empiles
US20170129697A1 (en) Interconnect for freight containers
EP1339631B1 (fr) Mecanisme de verrouillage
WO2006016851A1 (fr) Procédé et appareil de levage
CN113697300A (zh) 多用途的且可回收利用的容纳系统以及相关方法
US20200115154A1 (en) Cylindrical twist lock device
WO2011028747A1 (fr) Système de câble à libération automatique
CN219526022U (zh) 一种钠冷快堆模拟组件单件吊装抓具
CN110758926A (zh) 旋锁、集装箱及集装箱装卸方法
US20030202863A1 (en) Lifting system
CN109677796A (zh) 一种船用集装箱快速锁定与解锁装置
JP7217687B2 (ja) 荷下ろし装置及びこれを備える搬送装置
US10518966B2 (en) Collapsible shipping container with cam lock mounting bracket

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 23718010

Country of ref document: EP

Kind code of ref document: A2