Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H49/00—Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
  • B65H49/18—Methods or apparatus in which packages rotate
  • B65H49/34—Arrangements for effecting positive rotation of packages
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H49/00—Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
  • B65H49/18—Methods or apparatus in which packages rotate
  • B65H49/20—Package-supporting devices
  • B65H49/32—Stands or frameworks
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H54/00—Winding, coiling, or depositing filamentary material
  • B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
  • B65H54/40—Arrangements for rotating packages
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H54/00—Winding, coiling, or depositing filamentary material
  • B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
  • B65H54/40—Arrangements for rotating packages
  • B65H54/44—Arrangements for rotating packages in which the package, core, or former is engaged with, or secured to, a driven member rotatable about the axis of the package
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H54/00—Winding, coiling, or depositing filamentary material
  • B65H54/70—Other constructional features of yarn-winding machines
  • B65H54/72—Framework; Casings; Coverings
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H54/00—Winding, coiling, or depositing filamentary material
  • B65H54/70—Other constructional features of yarn-winding machines
  • B65H54/74—Driving arrangements
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2701/00—Handled material; Storage means
  • B65H2701/30—Handled filamentary material
  • B65H2701/33—Hollow or hose-like material

Definitions

• the present invention relates to a device for driving in rotation of coils, intended to be placed between two flexible line storage coils and to selectively cooperate with each coil to rotate the coil about an axis of rotation, the device training comprising:
• a central tower comprising a frame
• Such a device is used in particular for winding flexible lines on a storage reel and / or for unrolling these flexible lines from the storage reel.
• the flexible lines are intended to be arranged on the bottom of an expanse of water, in particular on the bottom of the sea.
• the flexible line is in particular a flexible pipe as described for example in standard documents API 17J (Specification for Unbonded Flexible Pipe) 4 th Edition, May 2014, API RP 17B (Recommended Practice for Flexible Pipe) 5th Edition May 2014, and API 16C (Choke and Kill Equipment) 2nd Edition, March 2015, prepared by the American Petroleum Institute. More generally, the flexible line is an umbilical, as described in the normative document published by the American Petroleum Institute (API) API 17E "Specification for Subsea umbilicals," 5th Edition, July 2017.
• the pipes made from a composite material comprising a thermoplastic matrix reinforced with fibers commonly called “Thermoplastic Composite Pipe” (TCP) as described in the normative document DNVGL-RP-F1 19, " Recommended Practice - Thermoplastic composite pipes ", published in December 2015 by the DNV GL (Det Norske Veritas GL), pipes made from a composite material comprising a thermosetting matrix reinforced with fibers, or the so-called hybrid flexible pipes which have an intermediate structure between that of flexible pipes TCP and those of flexible pipes of unbound type.
• TCP Thermoplastic Composite Pipe
• the device according to the invention can be used for the winding and / or unwinding of rigid pipes such as described for example in the normative document DNV OS-F101 (Submarine Pipeline Systems) Edition of October 2013, established by the Det Norske Veritas (DNV).
• the storage coil usually comprises a cylindrical barrel flanked by two flanges for laterally retaining the flexible pipe wrapped around the barrel.
• the flanges respectively have a rim and inside, a concentric hub, the two being connected together by spokes.
• the flanges form the side faces of the storage spool. Examples of storage coils are described in documents FR 2 914 290, FR 2 866 018 and FR 2 980 785.
• the flexible lines are unwound and introduced into the body of water from reels on the deck of a laying boat. It is possible on these boats to have two rows of coils in parallel with each other.
• a first row of coils is disposed between a first side rail and a central rail
• a second row of coils is disposed between the central rail and a second rail.
• the reels are typically arranged on supports also called cradles, welded to the deck of the laying boat to keep the reels in place during transport.
• a device for rotating coils is arranged on the central rail.
• the training device includes a first drive wheel directed to the first row of reels for engagement with the first row reels, and a second drive wheel directed to the second row of reels to engage with the first row reels. coils of the second row.
• the first drive wheel is driven by at least one motor, and the second drive wheel is driven by the first drive wheel via a coupling therewith, via a system comprising a drive shaft. transmission cooperating with a hub.
• the first drive wheel In operation, when it is desired to wind and / or unwind a flexible line carried by a first spool on the first row of spools, the first drive wheel is engaged with the first spool, so that the first spool is rotated. . Then, to wind and / or unwind a flexible line carried by a second coil on the second row of coils, the second drive wheel is engaged with the second coil.
• the second drive wheel driven by the first drive wheel, then rotates the second coil.
• the configuration with double drive wheels makes it difficult to access the drive motors during technical interviews.
• the second drive wheel masks access to the motors, and it is necessary to disassemble to access the motors.
• An object of the present invention is to make more reliable the selective drive of coils located on a first row and a second row of coils by a common drive device, while simplifying the maintenance of the device.
• the subject of the invention is a drive device of the aforementioned type, in which the support is pivotally mounted about a pivot axis between a first position for engaging the drive wheel on a first coil and a second position for engaging the drive wheel on a second coil.
• the training device according to the invention may comprise one or more of the following characteristics, taken in isolation or in any technically possible combination:
• the device comprises a movement mechanism capable of moving the support when the support occupies the first position from a position released from the drive wheel with respect to the first coil towards a position of engagement of the drive wheel with the first reel and adapted to move the support when the support occupies the second position from a position released from the drive wheel relative to the second reel to a position of engagement of the drive wheel with the second reel;
• the displacement mechanism comprises a transverse displacement assembly of the central tower in a transverse direction substantially perpendicular to the pivot axis;
• the frame defines a stop blocking the support, the support having a first complementary stop defining a first locking surface, adapted to cooperate with the stop in the first position of the support and a second stop complementary defining a second blocking surface adapted to cooperate with the stop in the second position of the support;
• the central tower comprises at least one vertical pillar, the frame being movably mounted in vertical translation on said at least one pillar;
• pivot axis extends horizontally or extends vertically
• the device comprises an active mechanism for pivoting the support relative to the chassis;
• the active pivoting mechanism comprises a rack integral with one of the support and the frame and a drive pinion secured to the other of the support and the frame.
• the invention also relates to a set of unrolling and / or winding of flexible line sections, comprising:
• a first guide tower of a first coil adapted to cooperate with a face of the first coil
• a second guide tower of a second coil adapted to cooperate with a face of the second coil
• the central tower being adapted to be positioned transversely between the first guide tower and the second guide tower, the support in the first position extending opposite the first tower; guide, the support in the second position extending opposite the second guide tower.
• the unrolling and / or winding assembly according to the invention may comprise the following characteristic:
• the assembly comprises a first rail and a second rail, the first and second rails extending in the longitudinal direction,
• the first guide tower being movably mounted on the first rail in the longitudinal direction
• the second guide tower being movably mounted on the second rail in the longitudinal direction.
• the invention further relates to a winding and / or unwinding method for winding and / or unrolling sections of flexible lines, comprising the following successive steps:
• the method according to the invention may comprise one or more of the following characteristics, taken separately or in any technically possible combination:
• the engagement of the drive wheel with the opposite face of the first coil comprises the displacement of the central tower in the transverse direction towards the first coil, the disengagement of the drive wheel with the opposite face of the first coil; comprising moving the central tower in the transverse direction away from the first coil, and
• the engagement of the drive wheel with the opposite face of the second reel including the displacement of the central tower in the transverse direction towards the second reel, the disengagement of the drive wheel with the opposite face of the second reel comprising moving the central tower in the transverse direction away from the second coil;
• the first coil and the second coil are each arranged in a cradle, the method comprising, between step (ii) and step (iii), raising the first coil out of its cradle and then, between step (iii) and the step (iv) lowering the first coil in its cradle,
• step (vi) raising the second coil out of its cradle and, after step (vii), lowering the second coil in its cradle.
• FIG. 1 is a top view of the assembly according to the invention, the central tower engaging with the first coil;
• FIG. 2 is a view similar to Figure 1, the central tower engaging with the second coil;
• FIG. 8 is a detail view of the support according to the invention.
• longitudinal and transverse refer to the normal direction of elongation of a laying ship, that is to say, extend respectively in the direction connecting the bow to stern and in the direction connecting port to starboard.
• vertical means a direction orthogonal to the longitudinal and transverse directions.
• a first laying ship 6 with at least one flexible line 8 is partially illustrated in FIGS. 1 and 2.
• the laying ship 6 is intended to convey the flexible line 8 to the place of installation, for the purpose of installing it in a body of water.
• the body of water is, for example, a sea, a lake or an ocean.
• the depth of the water extent to the right of the fluid operating installation is for example between 20 m and 4000 m.
• the flexible line 8 is in particular a flexible pipe as described for example in the normative documents API 17J (Specification for Unbounded Flexible Pipe), API RP 17B (Recommended Practice for Flexible Pipe) and API 16C (Choke and Kill Equipment) established by the American Petroleum Institute.
• the flexible pipe is advantageously of unbound type ("unbonded" in English).
• the pipe is generally formed of a set of concentric and superimposed layers. It is considered as "unbound" in the sense of the present invention since at least one of the layers of the pipe is able to move longitudinally relative to the adjacent layers during bending of the pipe.
• an unbonded pipe is a pipe devoid of binding materials connecting layers forming the pipe.
• the flexible pipe is an integrated production bundle, comprising a central core formed by a standard flexible pipe structure of the type defined above by the normative documents and an assembly comprising at least one tube. , a cable or pipe, wrapped around the central core.
• the main function of the assembly is to provide active heating to the hydrocarbon fluid circulating in the central core.
• said at least one tube allows the transport of a thermally controlled fluid.
• said at least one tube allows gas drainage.
• the assembly may also include at least one cable for carrying electrical power or information between the bottom and the surface of the body of water.
• the assembly may comprise at least one pipe for transporting hydraulic power or a service fluid to allow a return to production of the flexible pipe easy after a long stop.
• the assembly may also include mechanical reinforcing elements (or "fillers" in English) suitable for transmitting the radial forces.
• the flexible line is an umbilical, as described in the normative document published by the American Petroleum Institute (API), API17E "Specification for Subsea Umbilicals”.
• the flexible line is an underwater cable for transporting energy or telecommunications.
• the flexible line is a flexible pipe made from a composite material comprising a thermoplastic matrix or is a hybrid flexible pipe.
• the flexible line 8 is intended to be laid from the laying ship 6 using an S laying method, from one end of the laying ship.
• the flexible line 8 is laid by a laying method J, from a central well (or "moon pool") formed in the laying ship 6 or from one of the edges of the laying ship 6 at which is disposed a chute for guiding the flexible line 8.
• the laying ship 6 comprises a bridge 9 and a unwinding and / or winding assembly 10 of flexible line sections 8.
• unwinding and / or winding assembly 10 comprises a first guide tower 14 intended to be mounted on a first rail 16, a second guide tower 18 intended to be mounted on a second rail rail 20, and a rotational driving device 22 disposed between the lathes 14, 18.
• the first tower 14 is configured to guide in rotation a first flexible line storage coil 24.
• the first coil 24 has a face 26 disposed facing the first tower 14 and an opposite face 28.
• the first tower 14 comprises a first wheel 29 adapted to cooperate with the face 26 of the first coil 24, and a vertical displacement assembly (Not shown in the figures) of the first tower 14 own to move the first wheel 29 in the vertical direction.
• the first rail 16 extends substantially in the longitudinal direction of the laying ship 6.
• the first tower 14 is movably mounted on the first rail 16 in the horizontal direction, the displacement of the first tower 14 being guided by the first rail 16.
• “Substantially in the longitudinal direction” means for example that the first rail 16 extends in the longitudinal direction or inclined relative to the longitudinal direction by an angle less than 60 °.
• the second tower 18 is configured to rotate a second flexible line storage coil 8.
• the second coil 30 has a face 32 facing the second tower 18 and an opposite face 34.
• the second tower 18 has a second wheel 35 adapted to cooperate with the face 32 of the second coil 30, and a vertical displacement assembly (not shown in the figures) of the second tower 18 adapted to move the second wheel 35 in the vertical direction.
• the second rail 20 also extends substantially in the longitudinal direction.
• the second tower 18 is movably mounted on the second rail 20 in the horizontal direction, the displacement of the second tower 18 being guided by the second rail 20.
• the drive device 22 is intended to be placed between the first and second coils 24, 30. It is intended to cooperate selectively with each coil 24, 30 to rotate the coil 24, 30 about a horizontal axis of rotation. A-A '.
• the drive device 22 comprises a central tower 40 having a frame 42, a support 44 carried by the frame 42, the support 44 being pivotally mounted on the frame 42 about a pivot axis B-B 'between a first position for engagement on the first coil 24 and a second position for engagement on the second coil 30.
• the driving device 22 also comprises an active pivoting mechanism 46 of the support 44 (visible in FIG. 8) and a movement mechanism 48 of the central tower 40.
• the central tower 40 is adapted to be positioned transversely between the first guide tower 14 and the second guide tower 18, as shown in FIGS. 1 and 2.
• the chassis 42 defines at least one locking stop 50, preferably two stops (visible in FIG. 8) of the support adapted to cooperate with the support 44 to block it in the first and / or in the second position.
• the central tower 40 also comprises two vertical pillars 52 arranged on a base 53 (for example in the form of a carriage), the two vertical pillars 52 being movable transversely relative to the base 53.
• the vertical pillars 52 delimit between them a slide 54 to guide the vertical translation of the frame 42 and the support 44 to vertically place the support 44 at the appropriate height for each coil 24, 30.
• the tower 40 is movably mounted on a central rail 55 in the transverse direction, as shown in FIGS. 1 and 2. This configuration makes it possible for the chassis 42 to move in the transverse direction between the first and second coils 24, 30 to adapt to the different widths of coils 24, 30 and to engage on the faces 28, 34 of the coils 24, 30.
• the support 44 comprises a coil drive wheel 56, at least one rotation motor 58, a first complementary abutment 60, and a second complementary abutment 62.
• the first and second complementary abutments 60, 62 each comprise two regions. of stops.
• the drive wheel 56 When the support 44 occupies its first position, the drive wheel 56 is disposed opposite the first coil 24 to engage selectively on the opposite face 28 of the first coil 24. When the support 44 occupies its second position, the drive wheel 56 is disposed facing the second coil 30 to engage selectively on the opposite face 34 of the second coil 30.
• the rotation motor 58 is able to rotate the drive wheel 56 and the coil 24, which cooperates with the drive wheel 56, about the axis of rotation A-A '.
• the support 44 comprises four rotation motors 58 disposed at the periphery of the drive wheel 56, as illustrated in FIG. 8.
• Each rotation motor 58 is advantageously provided with an external toothing which cooperates with the external toothing (not shown in the figures) of the drive wheel 56.
• the motor (s) 58 rotation (s) is (are) arranged (s) in the center of the drive wheel 56.
• External gear teeth (s) rotation 58 cooperate with the internal toothing of the drive wheel 56.
• the first complementary stop 60 is adapted to cooperate with the stop 50 in the first position of the support 44. It defines a first locking surface 64 intended to abut with the stop 50 when the support 44 occupies its first position so as to prevent the support 44 from pivoting beyond the first position.
• the second complementary stop 62 is adapted to cooperate with the stop 50 in the second position of the support 44. It delimits a second locking surface 66 intended to bear against the stop 50 when the support 44 occupies its second position so as to prevent the support 44 from pivoting beyond the second position.
• the stop 50 is removable or erasable to allow the support 44 to pivot freely about the axis B-B ', on a complete turn.
• the support 44 can be pivoted so that the drive wheel 56 is directed towards the deck 9 of the laying ship 6 and thus, that the rotation motors 58 are directed upwards. The maintenance operations on the engines 58 are thus facilitated.
• the support 44 further comprises a connection box 68.
• At least one electrical and / or hydraulic power supply line (not shown in the figures) is disposed inside the connection box 68 and is adapted to provide the support 44 with electrical energy and / or hydraulic fluid for the motor (s) 58 (rotation).
• the support 44 is devoid of connection box 68.
• the support 44 comprises at least one coupling or rotating joint disposed within the axis (or axes) of pivoting B-B 'of the support 44 relative to the frame 42.
• the active pivoting mechanism 46 is adapted to rotate the support 44 relative to the frame 42 about the pivot axis B-B '. It comprises a rack 72 secured to one of the support 44 and the frame 42, and a drive pinion 74 integral with the other of the support 44 and the frame 42, the drive pinion 74 cooperating with the rack 72.
• the active swivel mechanism 46 also includes a swivel motor 76.
• the rack 72 is secured to the support 44, and the drive pinion 74 is integral with the frame 42.
• the rack 72 is integral with the frame 42, and the driving pinion 74 is integral with the support 44.
• the pivot motor 76 is able to jointly move the rack 72 and the support 44 relative to the pinion 74. It is advantageously arranged on the frame 42.
• the movement mechanism 48 of the tower 40 is able to move the tower 40 in its first position transversely to a position of engagement of the drive wheel 56 with the first coil 24, and to move the tower 40 in its second position to an engagement position of the drive wheel 56 with the second coil 30.
• the displacement mechanism 48 comprises a transverse displacement assembly 78 constituted for example by cylinders (not shown in the figures) adapted to cause the transverse displacement of the central tower 40.
• the transverse displacement assembly 78 allows in particular the support 44 to advance and / or back transversely relative to the first coil 24 and with respect to the second coil 30.
• the displacement mechanism 48 also comprises a set of vertical displacement (not visible in the figures), constituted for example by at least one jack, suitable for driving up and / or down the frame 42 in the slide 54 following the vertical direction to adapt the height of the support 44 and thus the height of the drive wheel 56 relative to the opposite face 28 of the first coil 24 and / or the opposite face 34 of the second coil 30 before their engagement , and suitable for mounting and / or lowering the first and second coils 24, 30 before the winding and / or unwinding of the flexible line 8.
• a set of vertical displacement (not visible in the figures), constituted for example by at least one jack, suitable for driving up and / or down the frame 42 in the slide 54 following the vertical direction to adapt the height of the support 44 and thus the height of the drive wheel 56 relative to the opposite face 28 of the first coil 24 and / or the opposite face 34 of the second coil 30 before their engagement , and suitable for mounting and / or lowering the first and second coils 24, 30 before the winding and / or unwinding of the flexible
• the displacement mechanism 48 also comprises a longitudinal displacement assembly (not visible in the figures) disposed at the level of the base 51.
• the longitudinal displacement assembly is constituted for example by at least one jack (not visible on the figures).
• the longitudinal displacement assembly is adapted to move the tower 40 along the central rail 55 to allow the drive wheel 56 to engage with other storage coils disposed on the first row and / or the second row. .
• the winding of a section of flexible line 8 is for example carried out during the loading of the laying ship 6.
• the course of a flexible line section 8 is performed during the laying of the section, typically in the body of water.
• the first tower 14 cooperates with the face 26 of the first coil 24, and the second tower 18 cooperates with the face 32 of the second coil 30.
• the support 44 occupies its first position opposite the first coil 24, as illustrated in FIG. 3.
• the locking abutment 50 cooperates with the first complementary abutment 60, the locking abutment 50 being placed in abutment on the first locking surface 64 so as to prevent the support 44 from pivoting further away from the first position.
• the transverse displacement assembly 78 transversely displaces the central tower 40 towards the first coil 24.
• the vertical displacement assembly moves the chassis vertically 42, by guiding it in translation in the slide 54 to adjust the height of the drive wheel 56 relative to the first coil 24.
• the displacements in the transverse and vertical directions allow the drive wheel 56 to engage with the opposite face 28 of the first coil 24.
• the rotation motors 58 rotate the drive wheel 56 about the axis of rotation A-A ', which causes rotation of the drive wheel 56 together with the rotation of the first coil 24.
• the flexible line 8 wraps on the first coil 24 or runs away from it.
• the first wheel 29 is also rotated simultaneously with the drive wheel 56.
• the rotation motors 58 are stopped.
• the sets of vertical displacement of the central tower 40 and the first tower 14 are then activated jointly to lower the first coil 24 in its cradle.
• the transverse displacement assembly 78 then moves the central tower 40 away from the first coil 24 in the transverse direction to a substantially equidistant position between the first and second coils 24, 30.
• the drive wheel 56 is then disengaged from the first coil 24.
• the pivot motor 76 rotates the pinion 74 relative to the rack 72.
• the rotation of the pinion 74 causes the support 44 to pivot about the pivot axis B-B ', and the support 44 progressively moves from its first position to its second position.
• the pivoting of the support 44 causes the joint wheel 56 to pivot together, as illustrated by FIGS. 4 to 6.
• the pivoting of the support 44 continues, the stopper 50 abuts against the second locking surface 66 of the second complementary stopper 62. This prevents the support 44 from pivoting beyond its second position.
• the vertical displacement assembly moves the frame 42 in the vertical direction, the frame 42 being guided in translation by the slideway 54.
• the height of the drive wheel 56 is adapted to cooperate with the opposite face 34 of the second coil 30.
• the transverse displacement assembly 78 moves the central tower 40 towards the second coil 30 in the transverse direction, thereby causing the driving wheel 56 to move until it co-operates with the opposite face 34 of the second coil, as shown in Figure 7.
• the vertical displacement assemblies of the central tower 40 and the second tower 18 are activated together to raise the second coil 30 out of its cradle.
• the rotation motor 58 rotates the drive wheel 56 about the axis of rotation A-A '.
• the rotation of the drive wheel 56 causes the second coil 30 to rotate jointly, so that the flexible line 8 wound on it coils on the second coil 30 and / or unwinds from the second coil 30.
• the second wheel 35 is also rotated simultaneously with the drive wheel 56.
• the vertical displacement assemblies of the central tower 40 and the second tower 18 are then activated jointly to lower the second coil 30 in its cradle.
• the transverse displacement assembly 78 moves the central tower 40 away from the second coil 30 in the transverse direction, and the drive wheel 56 disengages from the second coil 30.
• winding and / or unwinding assembly 10 comprises a plurality of coils arranged one after the other along the longitudinal direction, another coil can then be rotated to wind and / or unroll another section of flexible line 8.
• the longitudinal displacement assembly moves the central tower 40 and the first tower 14 and / or the second tower 18 in the longitudinal direction so that the first tower 14 and / or the second tower 18 and the central tower 40 are positioned facing each other. the next coil for winding and / or unwinding the flexible lines 8 as previously described.
• the transverse displacement assembly 78 and / or the vertical displacement assembly may also be used to adjust the height and / or the transverse position of the support 44. Thanks to the invention described above, it is no longer necessary to provide a torque transmission mechanism between two drive wheels in the drive device. Indeed, a single drive wheel is required to wind and / or unwind the flexible lines 8 wound on the coils arranged in two rows.

Landscapes

• Engineering & Computer Science (AREA)
• Textile Engineering (AREA)
• Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
• Winding Of Webs (AREA)
• Unwinding Webs (AREA)
• Reciprocating, Oscillating Or Vibrating Motors (AREA)
• Permanent Magnet Type Synchronous Machine (AREA)
• Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Applications Claiming Priority (2)

Publications (2)

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• 2018
  • 2018-04-13 FR FR1853255A patent/FR3080107B1/fr active Active
• 2019
  • 2019-04-11 DK DK19715949.4T patent/DK3774623T3/da active
  • 2019-04-11 WO PCT/EP2019/059271 patent/WO2019197538A1/fr active Application Filing
  • 2019-04-11 EP EP19715949.4A patent/EP3774623B1/de active Active
  • 2019-04-11 BR BR112020020788-8A patent/BR112020020788A2/pt unknown

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