EP2704974B1 - Aufwickelvorrichtung - Google Patents

Aufwickelvorrichtung Download PDF

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Publication number
EP2704974B1
EP2704974B1 EP12719681.4A EP12719681A EP2704974B1 EP 2704974 B1 EP2704974 B1 EP 2704974B1 EP 12719681 A EP12719681 A EP 12719681A EP 2704974 B1 EP2704974 B1 EP 2704974B1
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EP
European Patent Office
Prior art keywords
wound
side edge
receiving material
sheet
structuring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP12719681.4A
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German (de)
English (en)
French (fr)
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EP2704974A1 (de
Inventor
Michael Zenner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PolyCine GmbH
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PolyCine GmbH
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Publication date
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Publication of EP2704974A1 publication Critical patent/EP2704974A1/de
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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
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/04—Kinds or types
    • B65H75/08—Kinds or types of circular or polygonal cross-section
    • B65H75/14—Kinds or types of circular or polygonal cross-section with two end flanges
    • 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
    • B65H2701/50—Storage means for webs, tapes, or filamentary material
    • B65H2701/51—Cores or reels characterised by the material
    • B65H2701/511—Cores or reels characterised by the material essentially made of sheet material
    • B65H2701/5112—Paper or plastic sheet material
    • 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
    • B65H2701/50—Storage means for webs, tapes, or filamentary material
    • B65H2701/51—Cores or reels characterised by the material
    • B65H2701/511—Cores or reels characterised by the material essentially made of sheet material
    • B65H2701/5114—Metal sheets

Definitions

  • the invention relates to a device for receiving wound good, a method for producing the device and ways to use them.
  • Devices for receiving windable material are known from various fields of industry.
  • good or material is referred to with a continuous length as a windable Good, which may be present, for example, as a cable, hoses, flexible pipes, film web, etc.
  • Devices for receiving windable material usually comprise a cylindrical base body, on which the material is wound in multiple layers in length. In this way, good can be stored and / or transported with a continuous length in a compact form.
  • WO 2009/062937 A1 is known a take-up roll, which is folded from a piece of material so that forms a three-dimensional body with side edge.
  • the material may include a flexible material, such as cardboard.
  • Out GB 1 303 063 A a coil is known which can be made of a structured plastic such as polyethylene and polystyrene.
  • the coil comprises a structured bobbin with also structured side edge. Further winding devices are in DE 195 07 514 A1 . DE 60 2004 004 374 T2 . DE 1 794 131 U . FR 713 251 A . US 2,328,335 A1 . WO 91/04 218 A1 described.
  • drums that are solid and made of metal, wood or plastic. Although such drums allow a compact and stable housing of windable material, the weight of the drum can be very high depending on the application and depending on the materials used or the thickness of the material to be wound up. This effect is particularly clear for windable good made of lightweight plastics.
  • the object of the invention is to provide a device for receiving wound good, which is lightweight in weight and still provides the necessary stability for winding up wound good. Furthermore, the device for receiving wound good should be so flexible that stresses during winding of the goods or starting from good, which shrinks after winding, can be compensated. In addition, it is an object of the invention to provide a method which allows a simple production of the device for receiving wound good. Also, the device is to be used for receiving wound good in different areas use.
  • the invention relates to a device for receiving wound alswickelbarem according to claim 1.
  • a significant advantage of the device according to the invention is that the device is made exclusively of structured film with a film thickness of ⁇ 2 mm, which provides a material with low weight available. For the device according to the invention, this means that especially when transporting goods wound on the device according to the invention only little weight is attributable to the device itself. Thus, the cost can be reduced, and the device allows easy handling and flexible use for different winding goods, especially medical tubing or bags.
  • Another advantage of the device according to the invention is that the device by the combination of structural features can compensate for stresses that are exerted by the windable Good. Furthermore, the device according to the invention is simple and inexpensive to manufacture, so that a use as a disposable system is possible.
  • the device according to the invention for receiving windable material comprises a structured, cylindrical basic body, which is delimited by at least one side edge designed as a fold.
  • This combination of structural features of the device for receiving wound good makes it possible to wind Good on the body, the side edge holds the estate as a limitation of the body.
  • the structuring of the base body and the side edge of the device for taking up windable material, which is designed as a fold give high stability despite the low film thickness.
  • the term film refers to a thin sheet of a material that does not exceed a film thickness of 2 mm.
  • the film thickness can be ⁇ 1 mm or less than or equal to 1 mm.
  • the film thickness of the device can be between 0.3 and 0.9 mm, for example 0.4 to 0.6 mm.
  • the windable storage device has dimensions in the range of tens of centimeters, with the winding material, such as medical tubing or bags, having dimensions in the order of a few centimeters.
  • the term structuring refers to a structure which is introduced into the film.
  • the structuring is achieved by the shaping of the film and the structure comprises repetitive structural elements.
  • the structural elements may have different profiles and represent, for example, wrinkles or waves of any kind.
  • This structuring can be introduced into the film in the course of deep drawing so that the structured film has, for example, wrinkles.
  • the film may have a modulus of elasticity ⁇ 20 N / mm 2 , preferably between 50 and 500 N / mm 2 and particularly preferably between 100 and 400 N / mm 2 .
  • the amount of modulus of elasticity defines the resistance that a material opposes to its deformation.
  • a component of a material with a high modulus of elasticity is stiff, a component of a material with a low modulus of elasticity is yielding.
  • the modulus of elasticity of the material provides information regarding the rigidity of a body, which depends not only on the modulus of elasticity of the material but also on its geometry. The elastic modulus of the material thus has an effect on the rigidity of the device given the geometry.
  • the geometry can be adapted so that the rigidity can be adapted to the respective area of application of the device according to the invention.
  • the size of the device according to the invention in particular the height and circumference of the cylindrical base body, can have an effect on the stiffness of the film.
  • the film comprises at least one layer, wherein the at least one layer can be made of plastic and / or metal.
  • the device for receiving windable material can be produced easily and inexpensively.
  • a multilayer film allows more flexibility in the properties of the film. For example, the modulus of elasticity or rigidity can be adapted for different applications.
  • plastics are polyolefins such as polyethylene (PE) or polypropylene (PP). Also suitable are polyvinyl chloride (PVC), polystyrene (PS), various polyesters and polycarbonate (PC) or polyamide (PA) .Es But also multi-layer composites from a combination of different plastics can be used.
  • PE polyethylene
  • PP polypropylene
  • PVC polyvinyl chloride
  • PS polystyrene
  • PC polycarbonate
  • PA polyamide
  • metal foils can be used. Examples include stanniol, aluminum foil or the like. Any multilayer composites of a combination of different plastic and metal foils can also be used as a foil for producing the device for receiving wound-up material.
  • the field of application for the windable good may require special properties of the film.
  • the film is sterilizable. This ensures that the film is germ-free and the device is suitable for winding sterile material.
  • the structuring of the cylindrical base body is incorporated directly into the lateral surface of the base body.
  • the structuring preferably runs along the cylinder axis on the lateral surface of the cylindrical base body.
  • the structuring of the cylindrical base body may further comprise folds which form a concertina-like structure on the lateral surface of the cylindrical base body.
  • This structural feature of the cylindrical base body gives the device according to the invention stability along the cylinder axis and prevents the device made of foil from collapsing to accommodate wound-up material.
  • the profile of the folds can be carried out both wavy and zigzag.
  • a wave-shaped profile has the advantage that the formation of the round shape in the film for the film is gentler.
  • a zigzag-shaped profile gives the main body a higher stability along the cylinder axis.
  • strips of metal foil may also be provided at the tapered ends of the pleats to reinforce these areas.
  • the folds are arranged regularly, preferably with one period, which proves to be advantageous in production and enables uniform stability over the entire circumference of the cylindrical basic body.
  • the side edge may at least partially have a structuring.
  • at least the side edge has a structuring prior to the formation of the cylindrical shape of the device.
  • the structuring of the side edge preferably corresponds to the structuring of the base body.
  • the structuring of the side edge is of particular importance when the cylindrical shape of the device is to be formed without cutting the side edge. Because when forming the cylindrical shape results in a change in circumference along the side edge. Thus, in the cylindrical shape, the circumference at the side edge continuously increases from the inner periphery to the outer periphery of the side edge.
  • the side edge can propagate without incision in forming the cylindrical shape similar to a fan to the outer periphery.
  • a film is patterned in the manufacture of the device according to the invention, and thereafter or during this, the side edge embodied as a fold is formed. After performing this step or these steps, the film is made into a cylindrical shape.
  • the side edge initially has a structuring that corresponds to that of the main body.
  • the side edge is spread out like a fan. For this reason, an initial structuring of the side edge is also particularly advantageous in order to enable the cylindrical shaping in a simple manner and to compensate for the concomitant enlargement of the circumference on the outer circumference of the side edge.
  • the dimensional stability of the device according to the invention is further increased by the fact that at both ends of the cylindrical base body designed as a fold side edge is provided.
  • the at least one side edge also serves as a boundary of the wound on the device according to the invention Good and thus determined in addition to the height and the diameter of the cylindrical base body recordable on the device length of aufwickelbarem good.
  • the side edge preferably has a component in the plane perpendicular to the cylinder axis and a width of at least 0.5 cm.
  • the side edge is preferably aligned at 90 ° relative to the cylindrical base body.
  • this angle can be chosen to be greater or less than 90 °, as long as the side edge has a component in the plane perpendicular to the cylinder axis and thus provides the necessary dimensional stability of the device and limits the good.
  • the cylindrical base body and the at least one side edge thus form a drum on which wound-up material can be received.
  • height and diameter determine the cylindrical base body and the width of the at least one side edge, how much aufwickelbares good or material can hold the device of the invention.
  • the device is designed so that stresses that arise during shrinkage of the windable material, are compensated.
  • the structuring of the body, in particular the accordion-like structure, and the film thickness are to be selected accordingly.
  • a spring constant of the device is selected between 0.5 and 5 N / m, preferably between 1 and 3 N / m.
  • the spring constant is largely determined by the material properties and the structuring of the main body.
  • the spring constant depends on the number of pleats per length, the pleat width or leg side s of a pleat, the film material, such as the modulus of elasticity of the material, and the film thickness.
  • F is the weight of a draw weight
  • ⁇ L is the change in length of a specimen.
  • the specimen is made analogous to the main body of the device for storing wound good and has in particular the material properties and the structuring of the body.
  • the draw weight is applied so that the force acts perpendicular to the structuring, in particular perpendicular to the direction in which the folds run.
  • An essential advantage of the method according to the invention is that the device is produced exclusively from foil. The method thus enables a simple and cost-effective production of a device for receiving windable Good, which has a low weight.
  • films can be used in the context of the method according to the invention.
  • the choices include, but are not limited to, films of plastic or metal, as previously described.
  • the film comprises at least one layer of plastic and / or metal.
  • plastic has the advantage that it is easy and inexpensive to process. Furthermore, the weight of a plastic film device can be reduced.
  • metal foil has the advantage that a higher modulus of elasticity can be achieved, which has an effect on the rigidity and consequently on the stability of the device.
  • the structuring of the film by deep drawing, thermal pressing, embossing or folding is achieved in step a).
  • Different structuring can be introduced into the film.
  • the structuring is preferably formed by folding, which run along the cylinder axis and thus form a concertina-like structure.
  • the profile of these folds can be carried out both wavy and zigzag.
  • a wavy profile has wrinkles that are rounded. This has the advantage that the profile requires less stress on the film, in particular during structuring, and the structured film is thus less susceptible to damage.
  • a zigzag configuration gives the device a higher stability along the cylinder axis.
  • the film is sterilized prior to its use in the process of the invention.
  • the device for storing aufwickbarem good can be sterilized even after their preparation. This ensures that the device produced by means of the method according to the invention is germ-free and suitable for winding up sterile material.
  • the sterilization of the film can be achieved by means of known sterilization processes. These include, for example, steam sterilization, radiation sterilization or plasma sterilization.
  • thermolabile Materials can also be used for chemical sterilization with certain chemical substances, such as formaldehyde, ethylene oxide or peracetic acid.
  • step b) of the method according to the invention the two mutually opposite edges of the film are connected to one another in a form-fitting, cohesive or force-fit manner.
  • Form-fitting connections are created by the interaction of at least two connection partners. Due to the mechanical connection, the connection partners can not solve without or with interrupted power transmission. An example of this is the riveting connection. Positive connections arise through the application of force. These include z. B. compressive forces or friction forces. The cohesion of the non-positive connection is ensured purely by the force acting. Examples of this are clamping, screwing or stapling connections. Bonded compounds include all compounds in which the linkage partners are held together by atomic or molecular forces. This can be realized for example by gluing, melting and welding.
  • the device described above for receiving windable material is suitable for packaging any tape or wrapping goods. Particularly well, the device according to the invention is suitable for packaging of weight moderately light good. Thus, the device described can serve for receiving wound-up material for packaging medical consumables. This is particularly important for films or hoses used for infusion tubes or bags.
  • the device according to the invention can serve in particular for packaging electronic accessories.
  • this includes various types of cables (telephone cables, network cables, extension cables, etc.) in the electronics industry.
  • Even hoses, which are used for example as a sheath, can be wound on device according to the invention.
  • the invention further relates to a system comprising a device for receiving windable Good, as described above, is wound on the Good, wherein the device is designed so that stresses that arise during shrinkage of the windable material, can be compensated.
  • the winding material can have an equal or greater Shore hardness than the film.
  • the Shore hardness is directly related to the penetration depth of a Test specimen and is thus a measure of the material hardness.
  • the Shore hardness D is between 30 and 90.
  • PE with a Shore D hardness between 40 and 90 70 are used as a film material.
  • the spring constant for example via the film thickness or the modulus of elasticity, and thus the resilience or flexibility of the device can be adapted accordingly to the winding material.
  • a thinner foil gives the device greater flexibility to absorb stress.
  • this also reduces the stability of the entire device.
  • the structuring and in particular the fold geometry or number of folds per length can be adapted accordingly.
  • the device according to the invention is therefore very adaptable and can be used in a wide variety of applications. Thus, further advantages, such as a simpler production and a lower resource costs, can be achieved if the device for storing wound-up material and the wound-up material itself are made of the same material.
  • the device for receiving windable material compensated by the low resistance of the winding material is opposed to the core diameter, stresses of the winding material.
  • Such tensions can arise, for example, during or after the winding process.
  • material-related restoring forces such as caused by pulling during the extrusion of the winding material or the winding tension, and / or temperature fluctuations, tensions may occur. This leads to deformation of the wound material.
  • hoses as a winding shrinkage and the resulting stresses lead to an undesirable ovality.
  • the core diameter of the device for receiving winding material can compensate for such stresses of the winding material by reducing the angle of the individual folds.
  • Decisive for the size of the deformation is the spring constant of the folded film, which is between 0.5 and 5 N / m, preferably between 1 and 3 N / m.
  • the spring constant is determined, for example, by the structuring, in particular the fold geometry, and the material thickness of the film used.
  • Windable good which is stored on the device according to the invention, is preferably made of PP, PC, PA, PS, PVC, PE or combinations thereof.
  • medical tubing or bags may be received by the device.
  • the invention provides a simple and inexpensive system that can meet as a disposable system, among other things, also typical requirements for the sterility of goods in the medical field.
  • the system is designed sterilizable after winding the goods on the device, so that the system can be sterilized from device with wound Good after the winding process. Due to the design of the device can also be compensated for such stresses that occur during sterilization of the system, for example by temperature fluctuations.
  • the ability to sterilize the combined system further allows the product to be used in applications requiring a high degree of hygiene.
  • the SAL (Sterility Assurance Level) parameter indicates the degree of hygiene, and a medical device must reach at least 6 to be marked as "sterile".
  • a SAL 3 or higher indicates hygienic levels of germ-free (3-4), clinically sterile (5), ionized (6) to sterile (> 6).
  • a high degree of hygiene in the context of the invention is present at a SAL of> 5, preferably> 6.
  • FIG. 1 shows a schematic representation of an embodiment of the device according to the invention for receiving windable material 10 in a side view.
  • This is made of foil and comprises a cylindrical base body 12 and a side edge 14 designed as a fold at both ends of the cylindrical basic body 12.
  • the cylindrical base body 12 has a height 22 and a diameter U 1 .
  • the body 12 has a height 22 of about 30-40 cm and a diameter U 1 of 30-40 cm.
  • these values are freely selectable and can be adjusted according to the volume of the material to be wound up.
  • the cylindrical base 12 is further provided with a structuring 15 comprising folds 16.
  • the structuring 15 is schematically indicated in a central subregion of the main body 12.
  • the folds 16 run along the cylinder axis A and continue with a period 20 perpendicular to the cylinder axis A.
  • the side edge 14 has a diameter U 2 , which results from the sum of the width 26 of the side edge 14 and the diameter U 1 of the base body 12.
  • the side edge 14 is in FIG. 1 shown example by 90 ° relative to the cylindrical base body 12 aligned.
  • FIG. 2 shows the embodiment of the device according to the invention for receiving windable material 10 according to FIG. 1 in the plan view.
  • the cylindrical base body 12 and the side edge 14 form a drum on which windable material can be accommodated.
  • the windable good fills a cross-sectional area, which results from the width 26 and the diameter U 2 of the side edge 14 and the height 22 and the diameter U 1 of the cylindrical base body 12.
  • the side edge 14 and the base body 12 also have a structuring 15 which is produced by tapering folds 16 with period 20.
  • FIGS. 3 and 4 illustrate the profile 18 of the folds 16, which generates the structuring 15 of the film.
  • the folds 16 can be as in FIG. 3 schematically illustrated a zigzag profile 18 with period 20 have.
  • This zigzag-shaped profile 18 comprises pointed folds 16 which can be formed in the film, for example by deep drawing or thermal pressing.
  • FIG. 4 shows an alternative embodiment for the folds 16, which have a wave-shaped profile 18 with period 20.
  • the folds 16 are rounded, which has the advantage that this profile 18, the foil, in particular during structuring less stressed. Also, when storing pressure-sensitive material, such a configuration may be advantageous.
  • a film is structured and thus the folds 16 are formed.
  • the side edge 14 is formed.
  • these steps take place simultaneously by deep drawing of the film.
  • a shape is used, which provides the structuring 15.
  • the side edge 14 is formed at the edges of the film. In this case, the material thickness of the side edge 14 with respect to the material thickness of the base body 12 can be reduced.
  • FIGS. 5 to 9 illustrate the condition of the film after patterning before forming a cylindrical base 12.
  • the film is in planar form except for the side edge 14 designed as a fold, wherein the dimensions 22, 25, 26 can be selected depending on the volume of the material to be wound up.
  • both the side edge 14 and the base body 12 have the same structuring.
  • FIGS. 5 and 6 illustrated being in FIG. 5 a plan view of the film is shown, which highlights the side edge 14, and FIG. 6 shows a front view of the film, which highlights the main body 12.
  • the film shown comprises folds 16 which, as in FIG FIG. 3 again illustrated, having a zigzag profile 18 with period 20.
  • This zigzag-shaped profile 18 comprises tapered folds 16 which have been formed in the film, for example by deep drawing or thermal pressing.
  • the side edge 14 of the film designed as a fold is produced during patterning 15, for example by deep drawing.
  • the film is deformed at two opposite ends so that a side edge 14 results, which has the same structuring 15 as the base body 12.
  • the side edge 14 is thus designed as a fold, wherein the fold is perpendicular to the structuring and forms an edge region 24 between the side edge 14 and base body 12.
  • the resulting edge region 24 is in FIG. 7 shown in the detail view and has a zigzag structure, which comes from the structuring 15.
  • FIG. 8 is shown a side view of the film, wherein the side edge 14 is aligned at an angle of 90 ° to the base body 12.
  • FIG. 9 This is again in the detail view of FIG. 9 to see, in particular, the embodiment of the edge region 24 between the side edge 14 and body 12 is illustrated in the side view of the film.
  • FIG. 10 shows a plan view of the side edge 14, which has a further fold 17 in addition to the zigzag pattern 16.
  • a hollow cylinder is shaped in a subsequent method step so that the device 10 the cylindrical base body 12 and the side edge 14, as in FIG. 1 shown, has.
  • the fold 17 results in an edge region 24 to the base body 12, which also has a zigzag shape on the circumference U 1 .
  • the fold 17 ensures that the side edge 14 to the circumference U 2 in the areas 27 has a straight plane with two edges, instead of a tapered fold. This could be advantageous if highly pressure-sensitive materials are to be stored on the device 10 in the wound state, which could be damaged by tapering folds 16 in the side edge 14.
  • the production by the provision of an additional fold 17 is more complex.
  • FIGS. 12 and 13 the geometrical features of the device for windable material 10 are shown again.
  • geometric relationships for the dimensioning of the device 10 made of film are to be shown by way of example. This is illustrated in a particularly simple manner for the case of zigzag-shaped folds 16.
  • each folding triangle 16 isosceles and accordingly has a base side b and a leg side s.
  • the leg sides s include a folding angle ⁇ .
  • FIG. 13 schematically a plan view of the device for windable material 10 is shown, wherein the base body 12 has a circumference U 1 and a radius R 1 and the side edge 14 has a circumference U 2 and radius R 2 .
  • the formula 3 shows the relationship between the circumference U 1 and radius R 1 of the base body 12 and the circumference U 2 and radius R 2 of the side edge 14 in dependence on the folding angle ⁇ .
  • the side edge 14 at the outermost edge is at least stretched.
  • the dimensioning of the device 10 for storing windable material with respect to the folding angle ⁇ and the radii of the side edge 14 and the main body 12 can be determined.
  • the take-up device compensates occurring stresses of the winding material by the low resistance of the winding material is opposed to the core diameter.
  • the core diameter can compensate for the movement, such as shrinkage, of the winding material by reducing the angles of the individual folds. This will be apparent from the reduction in the inner diameter of the winder shown in Table 1.
  • Tensions in the winding material are caused, for example, by shrinkage and by the specified winding tension. For hoses as winding material, shrinkage and tension lead to ovality.
  • the specimen was made of a PVC or PP film with film thicknesses between 0.2 and 0.4 mm.
  • the spring constant of the folded film depends in particular on the film thickness and the film material. Folded foils with a lower film thickness have a lower spring rate than higher foils. With the same spring constants, the rewinder behaves independently of the selected material (Tables 1 and 2).
  • the resulting forces in the winding material were derived on the take-up device with a suitable choice of the spring constant and converted into deformation of the take-up.
  • the choice of the optimal spring constants depends on the choice of the winding material.
  • the winding material has a higher modulus of elasticity or a higher Shore D hardness than the film.
  • the PP standard hose measuring 8.8 x 6.6 mm was wound as a comparative example on an inflexible cardboard core. This produces ovalities of up to approx. 7% in the winding material.

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EP12719681.4A 2011-05-03 2012-05-03 Aufwickelvorrichtung Active EP2704974B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201110075142 DE102011075142A1 (de) 2011-05-03 2011-05-03 Aufwickelvorrichtung
PCT/EP2012/058139 WO2012150304A1 (de) 2011-05-03 2012-05-03 Aufwickelvorrichtung

Publications (2)

Publication Number Publication Date
EP2704974A1 EP2704974A1 (de) 2014-03-12
EP2704974B1 true EP2704974B1 (de) 2017-05-03

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EP (1) EP2704974B1 (zh)
CN (1) CN103827009B (zh)
DE (1) DE102011075142A1 (zh)
WO (1) WO2012150304A1 (zh)

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CN106003476A (zh) * 2016-07-08 2016-10-12 天津市立孚光电线缆开发有限公司 光纤二次套塑简易光纤固定设备

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DE102006012512A1 (de) 2006-03-18 2007-09-27 Hugo Brennenstuhl Gmbh & Co. Kg Tragbare Schlauch- oder Kabeltrommel
US20100243790A1 (en) * 2007-11-12 2010-09-30 Ates Oemer One piece reel made by folding of a planar sheet
CN201801243U (zh) * 2010-09-02 2011-04-20 凌金轩 工字轮纸衬片

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WO2022189267A1 (de) 2021-03-11 2022-09-15 Universitätsspital Basel Osteosyntheseplatte geeignet als ersatz einer synarthrose

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DE102011075142A1 (de) 2012-11-08
CN103827009A (zh) 2014-05-28
CN103827009B (zh) 2017-03-08
EP2704974A1 (de) 2014-03-12

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