Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
  • B01F21/00—Dissolving
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
  • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
  • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
  • B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
  • B26D7/2628—Means for adjusting the position of the cutting member
  • B26D7/265—Journals, bearings or supports for positioning rollers or cylinders relatively to each other
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
  • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
  • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
  • B26D7/20—Cutting beds
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
  • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
  • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
  • B26F1/38—Cutting-out; Stamping-out
  • B26F1/384—Cutting-out; Stamping-out using rotating drums
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
  • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
  • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
  • B26F1/38—Cutting-out; Stamping-out
  • B26F1/44—Cutters therefor; Dies therefor
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
  • B31B50/14—Cutting, e.g. perforating, punching, slitting or trimming
  • B31B50/146—Cutting, e.g. perforating, punching, slitting or trimming using tools mounted on a drum
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
  • B31B50/25—Surface scoring
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
  • B31B50/25—Surface scoring
  • B31B50/256—Surface scoring using tools mounted on a drum
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
  • B31B50/74—Auxiliary operations
  • B31B50/88—Printing; Embossing
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
  • B31F1/07—Embossing, i.e. producing impressions formed by locally deep-drawing, e.g. using rolls provided with complementary profiles
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
  • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
  • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
  • B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
  • B26D2007/2607—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member for mounting die cutters
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
  • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
  • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
  • B26F1/38—Cutting-out; Stamping-out
  • B26F1/44—Cutters therefor; Dies therefor
  • B26F2001/4418—Cutters therefor; Dies therefor combining cutting and embossing operations
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B2100/00—Rigid or semi-rigid containers made by folding single-piece sheets, blanks or webs
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B2120/00—Construction of rigid or semi-rigid containers
  • B31B2120/30—Construction of rigid or semi-rigid containers collapsible; temporarily collapsed during manufacturing
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
  • B31B50/14—Cutting, e.g. perforating, punching, slitting or trimming
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31F2201/00—Mechanical deformation of paper or cardboard without removing material
  • B31F2201/07—Embossing
  • B31F2201/0707—Embossing by tools working continuously
  • B31F2201/0715—The tools being rollers
  • B31F2201/0753—Roller supporting, positioning, driving means
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
  • B31F2201/00—Mechanical deformation of paper or cardboard without removing material
  • B31F2201/07—Embossing
  • B31F2201/0771—Other aspects of the embossing operations
  • B31F2201/0776—Exchanging embossing tools

Definitions

• the present invention relates to a method of transforming a planar support into a transformation station.
• the invention also relates to a station for transforming a plane support.
• a support processing machine is intended for the manufacture of packaging.
• an initial planar support such as a continuous strip of cardboard, is unwound and printed by a printing station comprising one or more printing units.
• the planar support is then transferred to an introductory group and then to an embossing group, possibly followed by a push-up group.
• the flat support is then cut in a cutting group. After ejection of the waste zones, the obtained poses are cut to obtain individualized boxes.
• the rotary groups of transformation, embossing, crushing, cutting, ejection of waste, or printer comprise respectively an upper cylindrical tool for processing, and a lower cylindrical tool for transformation, between which the plane support circulates to be transformed.
• the rotary transformation tools rotate at the same speed, but in opposite directions from each other.
• the plane support passes into the gap between the rotary tools, which shape an embossed relief, shape a raised relief, cut the plane support into poses in a rotary cut, eject the waste, or print a pattern during the process. impression.
• the tools can be mounted in a cassette.
• the cassette allows the operator to adjust the off-machine radial gap.
• this cassette can weigh several hundred kilos and must therefore be handled using handling means.
• Cylinder change operations are long and tedious.
• the operator mechanically disconnects the cylinder to remove it from its drive mechanism. Then the operator pulls the cylinder outside the processing machine, and puts the new cylinder back into the processing machine by reconnecting it to its drive.
• the weight of a cylinder is important, of the order of 50 kg to 2 ⁇ 00 kg. To take it out, the operator lifts it using handling means. Because of its rather high weight, a cylinder change is not very quick to perform.
• many tool changes may be necessary to obtain many different boxes from each other, in order to cope with the demands of more and more specific printing, embossing, crushing and cutting small series of the customers. These tools must be ordered well in advance, which becomes incompatible with the changes in production currently required. In addition, tools are relatively expensive to produce, and they only become profitable with extremely high production.
• An object of the present invention is to provide a method of transforming a planar support.
• a second objective is to provide a planar support processing station which at least partially solves the disadvantages of the state of the art.
• the subject of the present invention is a method for transforming a plane support, in a processing station of a plane support comprising a rotary cutting group, and at least one rotary deformation group, the deformation group.
• rotating device being positioned upstream of the rotating cutting unit in the direction of movement of the plane support.
• the method comprises the steps of
• the deformation is defined, by way of non-exhaustive example, as any mechanical deformation operation of the plane support by crushing between a positive shape provided with one or more convexities or protuberances, ie the male tool, and a negative shape, provided with one or more concavities or recesses, ie the female tool.
• the deformation is an embossing or crushing performed in a rotary manner.
• the deformation group is defined as an embossing group alone, a crushing group, or a group having capabilities to simultaneously provide creasing and embossing.
• the removable sleeve is a carrier and constitutes the form ensuring the deformation, embossing and / or creasing.
• the sleeve is easily insertable on the mandrel and can be easily removed from the mandrel during a change of work.
• Manipulation of the sleeve being facilitated by its low weight relative to that of the complete rotary tool the change of work can be done quickly.
• the sleeves are inexpensive to manufacture compared to the price of the complete rotary tool. It is therefore advantageous to use the same mandrel in combination with several sleeves, rather than to provide the acquisition of several complete rotary tools.
• a station for transforming a plane support comprising a rotary cutting group
• it further comprises at least one rotary deformation group, positioned upstream of the group of rotary cutting in the direction of displacement of the plane support, having two rotary deformation tools, an upper rotary tool cooperating with a lower rotary tool, at least one of the two rotary tools comprising a form-carrying mandrel ensuring the deformation, insertable on the mandrel and a sleeve to be rotated by the mandrel.
• the embossing is in register with the upsetting, and the embossing and the upsetting are in register with the cut.
• the processing machine comprising a processing station with a crushing and / or rotary embossing sleeve unit, which is integrated upstream of a rotary cutting unit, has a great flexibility of use.
• FIG. 1 is a general view of an exemplary transformation line of a plane support
• FIG. 2 shows a perspective view of the rotary tools of upper and lower deformation
• FIG. 3 represents an example of a station for transforming a plane support
• FIG. 4a and 4b respectively show a simplified side view and from above of the processing station of a flat support, illustrating the transformation process.
• the longitudinal, vertical and transverse directions indicated in FIGS. 2 and 3 are defined by the trihedron L, V, T.
• the transverse direction T is the direction perpendicular to the direction of longitudinal displacement L of the plane support.
• the horizontal plane corresponds to the plane L, T.
• the front and rear positions are defined relative to the transverse direction T, as being respectively the driver's side and the opposite driver's side.
• a processing line of a planar support W such as flat cardboard or paper in continuous strip wound in a reel, allows different operations to be performed and to obtain packaging such as folding boxes.
• the transformation line comprises, disposed one after the other in the scrolling order L of the planar support W, an unwinding station 1, a plurality of printing units 2, a station for converting the plane support 3, and a receiving station 4 made objects.
• the transformation station 3 comprises a frame or supporting structure 5 in which are arranged in order, an insertion group 6 comprising a drive roller and return rollers (not visible), at least one rotary deformation group in this case of embossing 7 or upset 8, followed by a rotating cutting unit 9.
• the rotary cutting unit 9 comprises an upper rotary tool 91, and a lower rotary tool 92 (see Figs 3, 4a and 4b).
• One of the two tools for example the upper rotary tool 91, is provided with cutting threads, arranged according to the cutting layout.
• the cutting layout has the repetitive pattern desired for cutting the planar support.
• the other of the two tools for example the lower rotary tool 92, also known as the anvil, has a completely smooth surface.
• the rotary, embossing or embossing deformation group 8 comprises (see FIG 2) an upper rotary tool 10, which is for example the male tool, and a lower rotary tool 11, which is for example the tool female, which modify the plane support W by deformation, ie embossing and / or creasing, in order to obtain a package. More specifically, the embossing unit 7 (see Fig. 3, 4a and 4b) an upper rotary tool 71 and a lower rotary tool 72.
• the upset unit 8 (see Fig. 3, 4a and 4b) a rotary tool upper 81 and a lower rotary tool 82.
• the two rotary tools 10 and 11 are mounted parallel to each other, one above the other, and extend in the transverse direction T, perpendicular to the direction of longitudinal displacement L In operation, the two rotary tools 10 and 11 rotate in opposite directions about a transverse axis of rotation (arrows Fs and Fi).
• the rear ends of the rotary tools 10 and 11, the opposite conductor side, are rotated by motorized drive means.
• the plane support W passes in the interval between the rotary tools 10 and 11, to be embossed, and / or discharged.
• At least one of the two rotary tools, the upper rotary tool 10 or the lower rotary tool 11, comprises a mandrel 12 and a removable insertable sleeve 13 which can be removed on the mandrel 12 in the transverse direction T (arrow G in Fig. 2).
• a mandrel 12 and a removable insertable sleeve 13 which can be removed on the mandrel 12 in the transverse direction T (arrow G in Fig. 2).
• the sleeves 13 are inexpensive compared to the price of the rotary tool 10 and 11 complete. It is therefore advantageous to use the same mandrel 12 in combination with several sleeves 13, rather than to provide the acquisition of several rotary tools 10 and 11 complete.
• the sleeve 13 has a generally hollow and cylindrical shape. It is for example made of aluminum material.
• the sleeve for each of the tools 71, 72, 81 and 82 may have an equal or different diameter D7 and D8 and an equal or different length T7 and T8 (Figs 4a and 4b).
• the mandrel 12 has a cylindrical central body, a front spigot and a rear spigot, forming a rotational shaft of the rotary tool.
• the front and rear trunnions are respectively held by front and rear bearings.
• the rear journals of the rotating tools, opposite the conductor side, are rotated by a motor.
• the sleeve 13 is held firmly to the mandrel 12, to be rotated about the transverse axis of rotation.
• Several embodiments may be employed to firmly and reversibly affix the sleeve 13 to the mandrel 12.
• the rotary tool comprises a first removable end piece located at the front.
• the front end piece forms the front trunnion.
• This front end piece is coaxial and frustoconical, thus having a rear inclined face, complementary to a front inclined face of the sleeve 13.
• the front end piece is screwed on the central body of the mandrel 12.
• the rotary tool has a second end piece at the back.
• the rear end piece forms the rear trunnion.
• This rear end piece is coaxial and frustoconical, thus having a front inclined face complementary to a rear inclined face of the sleeve 13.
• the rear end piece is secured to the central body of the mandrel 12. The clamping of the piece of front end pushes the sleeve 13 against the rear end piece so as to lock this sleeve on the mandrel 12.
• the rotary tool comprises a supply channel for a pressurized fluid, such as compressed air or oil.
• a pressurized fluid such as compressed air or oil.
• the channel passes through the rear trunnion to convey fluid under pressure into the drilled central body.
• a fluid under pressure is injected into the feed channel, it passes into the central body and pushes the sleeve 13 of the mandrel 12, to facilitate insertion or removal of the sleeve 13.
• the central body of the mandrel 12 comprises a pressure chamber closed by an outer peripheral wall movable radially relative to the transverse axis of rotation of the mandrel 12.
• the pressure chamber may be pressurized by means of a fluid, such as oil.
• the mandrels 12 of the rotary tools 10 and 11 are supported by front and rear bearings, cooperating with the front and rear journals.
• the embossing group 7 or upsetting unit 8 comprises a lower front bearing and a lower rear bearing for the lower rotary tool 11 and an upper front bearing and an upper rear bearing for the upper rotary tool 10.
• the lower and upper front bearings are arranged in a front upright 14 of the supporting structure and the lower rear and upper bearings in a rear pillar.
• the uprights 14 and rear are parallel and extend vertically.
• the bearings of at least one or both rotary tools 10 and 11 can be adjusted in height.
• This adjustment makes it possible to keep the planar support W horizontally at a given height H (see FIG 3), upstream and downstream of the rotary cutting unit 9, during the transformation of the planar support W by the group or groups. deformation 7 and 8. This adjustment makes it possible to keep the planar support W horizontally regardless of the diameter of the rotary tool 10 and 11.
• the front upright 14 is displaceable in the transverse direction T, for example by sliding, so as to disengage the bearings before upper and lower rotary tools, 10 and 11. These front bearings can therefore be discarded and thus allow access to the mandrels 12 and the sleeves 13.
• the amount before 14 is slidably mounted and pivoted about a vertical axis.
• the front post 14 of the supporting structure can be disengaged from the front bearings of the upper and lower rotary tools, 10 and 11 allowing access to the mandrels 12 and the sleeves 13.
• the upper and lower front bearings are slidably mounted and pivotable relative to the front post between a position away from the rotary tools and a locking position. In the locking position, the bearings cooperate with the rotary tools and retain the sleeve 13. For the change of the sleeve 13, the bearings slide forward and then they pivot away from the front journals of the mandrels 12, which releases the space for extracting the sleeves 13 through the front post 14 and to insert new ones.
• the amount before 14 can be completely disassembled, for example by unscrewing.
• the processing station 3 may thus comprise, upstream of the rotary cutting unit 9, one or more embossing groups 7 in series, or comprise one or more embossing groups 7 in series, followed by one or more upset groups 8, or one or more upsetting groups 8 in series.
• the transformation station 3 comprises an embossing unit 7, followed by a pressing group 8, and a rotary cutting unit 9.
• the conversion machine comprising a deformation group of the support, embossing 7 and / or upsetting 8, integrated upstream of a rotary cutting unit 9 has a great flexibility of use.
• a method for transforming the plane support W is implemented in the transformation station 3 of the plane support W.
• the method comprises a first step of firstly determining transformation parameters of the plane support W.
• Parameters are the desired deformation layout for the desired W-plane support and cutting layout for the W-plane support.
• the deformation layout includes the length of the repeating pattern and the width of the desired repeating pattern on the surface of the planar support.
• a second step consists in choosing the form-carrying sleeve 13 ensuring the deformation, as a function of the deformation layout.
• This step of choosing the sleeve 13 is implemented by choosing one or two embossing sleeves to form the one or two embossing tools 71 and 72 of the embossing group 7.
• This step of choosing the sleeve 13 is implemented by choosing a crimping sleeve to form one or both of the upsetting tools 81 and 82 of the upset group 8.
• the step of choosing the sleeve or sleeves 13 is implemented by choosing the diameter D7 and D8 (Figs 4a and 4b) sleeves 13, and thus the diameter of embossing tools 71 and 72 and upsetting 81 and 82, depending on the length of the deformation layout.
• the step of choosing the sleeve or sleeves 13 is implemented by choosing the length T7 and T8 (Figs 4a and 4b) of the sleeves 13, and thus the diameter of the embossing tools 71 and 72 and the upsetting 81 and 82 , depending on the width of the deformation layout.
• a third step is to mount the selected sleeve or sleeves 13 on the mandrel 12 in the rotary deformation group, embossing 7 and upset 8.
• a fourth step is to choose the cutting tools 91 and 92, depending on the cutting layout.
• This step of choosing the cutting tools 91 and 92 is implemented by choosing the diameter D9 of the cutting tools 91 and 92 as a function of the length of the cutting layout, and by choosing the length T9 of the cutting tools 91 and 92 depending on the width of the cutting layout.
• a fifth step consists in mounting the cutting tools 91, 92 in the rotary cutting unit 9.
• a sixth step consists in launching the transformation of the plane support W with the set of selected tools 71, 72, 81, 82, 91 and 92.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Life Sciences & Earth Sciences (AREA)
• Forests & Forestry (AREA)
• Chemical & Material Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)
• Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
• Milling Processes (AREA)

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• 2015
  • 2015-12-03 KR KR1020177016873A patent/KR102539810B1/ko active IP Right Grant
  • 2015-12-03 JP JP2017529041A patent/JP6755869B2/ja active Active
  • 2015-12-03 EP EP15808112.5A patent/EP3230055A1/fr not_active Withdrawn
  • 2015-12-03 WO PCT/EP2015/025095 patent/WO2016087053A1/fr active Application Filing
  • 2015-12-03 CN CN201580071156.1A patent/CN107107371A/zh active Pending
  • 2015-12-03 US US15/532,125 patent/US10688678B2/en active Active

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