EP2152434A1 - Appareil de table destiné à mélanger et distribuer des matières à plusieurs composants - Google Patents

Appareil de table destiné à mélanger et distribuer des matières à plusieurs composants

Info

Publication number
EP2152434A1
EP2152434A1 EP08735460A EP08735460A EP2152434A1 EP 2152434 A1 EP2152434 A1 EP 2152434A1 EP 08735460 A EP08735460 A EP 08735460A EP 08735460 A EP08735460 A EP 08735460A EP 2152434 A1 EP2152434 A1 EP 2152434A1
Authority
EP
European Patent Office
Prior art keywords
table device
coupling
wrap spring
discharge
motor drive
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.)
Withdrawn
Application number
EP08735460A
Other languages
German (de)
English (en)
Inventor
Wilhelm A. Keller
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.)
Medmix Switzerland AG
Original Assignee
Sulzer Mixpac AG
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 Sulzer Mixpac AG filed Critical Sulzer Mixpac AG
Publication of EP2152434A1 publication Critical patent/EP2152434A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/01—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like
    • B05C17/0103—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like with electrically actuated piston or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00—Filling or capping teeth
    • A61C5/60—Devices specially adapted for pressing or mixing capping or filling materials, e.g. amalgam presses
    • A61C5/62—Applicators, e.g. syringes or guns
    • A61C5/64—Applicators, e.g. syringes or guns for multi-component compositions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C9/00—Impression cups, i.e. impression trays; Impression methods
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C9/00—Impression cups, i.e. impression trays; Impression methods
    • A61C9/0026—Syringes or guns for injecting impression material; Mixing impression material for immediate use
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/47—Mixing liquids with liquids; Emulsifying involving high-viscosity liquids, e.g. asphalt
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/00553—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with means allowing the stock of material to consist of at least two different components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/01—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/01—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like
    • B05C17/0116—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes with manually mechanically or electrically actuated piston or the like characterised by the piston driving means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/27—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices
    • B01F27/272—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed axially between the surfaces of the rotor and the stator, e.g. the stator rotor system formed by conical or cylindrical surfaces

Definitions

  • the invention relates to a tabletop device for mixing and discharging multicomponent compounds, in particular dental impression compounds, according to the preamble of patent claim 1.
  • Individual components serving ram are either manually movable by an electric motor or a handwheel.
  • the latter is used in particular for positioning the plunger in a desired position, for example, after inserting a container only partially filled and before the actual Auspressvorgang.
  • the advantage of the manual positioning operation lies in the associated time savings in comparison to a slow over the electric motor operated ram movement, which is designed for the Auspressvorgang.
  • a magnetic coupling is provided which can only be activated in synchronism with the electric motor.
  • the known tabletop device has the disadvantage that the use of a magnetic coupling brings a comparatively high design effort with it and in addition to the associated high costs has a relatively large footprint.
  • the invention has for its object to provide a table top device of the type mentioned, which has a compact design, while avoiding the aforementioned disadvantages and taking into account the required discharge accuracy, as well as a low cost and easy manufacturability bill.
  • this object is achieved by a table device defined by claim 1.
  • the wrap provides a simple and effective coupling element to constructively reduce the space requirements and ensure reliable operation thereof.
  • the wrap darart is proposed to use the wrap darart, as determined by claim 2.
  • FIG. 1A shows a section of the table device according to the invention in accordance with the plane IA in FIG. 1;
  • Fig. 2 shows the internal structure of the one shown in Fig. 1
  • FIG. 2A is a detailed view of the switchable coupling of the internal construction of the tabletop device shown in FIG. 2, wherein the force flow acting upon depression of the housing cover is symbolized by arrows.
  • Fig. 3 shows the internal structure of the tabletop device with respect to
  • FIG. 1 and Fig. 2 rotated by 90 ° perspective side view, with the interchangeable cartridge has been removed;
  • FIGS. 1 to 3 shows an inventive switchable wrap spring clutch of the drive of the discharge rams in the table device shown in FIGS. 1 to 3 in a perspective view for switching between a motor drive and a freewheel;
  • FIG. 5 shows the wrap spring clutch shown in FIG. 4, wherein the shift sleeve extending along the outer circumference has been removed;
  • FIG. and Fig. 6 the wrap spring clutch shown in Fig. 4 in a sectional view taken along the axis of rotation.
  • a table device 1 shown in Fig. 1 comprises a housing 2, whose bottom is bounded by a flat base 2a, while the upper boundary surface 2b is inclined to the front side and extends in the direction of the back of the tabletop device 1 over the base 2a addition.
  • a handle in the form of at least one handwheel 3a and 3b is provided which is operatively connected to the mechanism inside the housing and serves for manual feed or return stroke of the discharge tappet.
  • these hand wheels 3a, 3b are formed with gripping aids.
  • the front surface 2e of the housing 2 has an opening through which protrudes the end of the cartridge 6, at the end of the dynamic mixer 4 is fixed for mixing the components by means of a union nut 4a.
  • a substantially rectangular lid 5 is formed, which is on the one hand hinged and thus access to
  • the lid 5 in the closed state fulfills the function of a push button, which is operatively connected to the mechanism in the housing interior, in particular the control of the motor drive. For safety reasons, this concept prevents the discharge process from being carried out when the lid is open. Regardless of the type of drive used and of an optionally associated clutch has the Realization of the lid 5 as a hinged push button thus the advantage that sources of damage and hazards are reduced.
  • the manually replaceable cartridge 6 comprises two substantially cylindrical reservoirs 6a and 6b, wherein the reservoir 6a has a larger diameter and thus a larger volume compared to the reservoir 6b.
  • a plunger plate 7a, 7a is arranged in each case.
  • a cylindrical discharge plunger 8a, 8b is arranged in each case.
  • the discharge tappets 8a, 8b in turn, have a rigid connection with a carriage 9 at their respective opposite ends with respect to the tappet plates 7a, 7b.
  • the carriage 9 is formed in a half-frame shape and in the axial direction of extension of the discharge tappets 8a, 8b and the reservoir 6a, 6b movable. As shown in Fig. IA, the carriage 9 for this purpose within guide grooves 9a, 9b arranged laterally guided in the direction of displacement of the discharge tappets 8a, 8b feasible.
  • the guide grooves 9a, 9b are formed as sheet metal rails, which have a U-shape in their cross section and which are respectively secured in projections of the left and right lateral housing inner wall 2c, 2d.
  • carriage 9 also apply to a conventional device for mixing and discharging multicomponent masses, irrespective of the type and construction of the coupling used and regardless of the use of a motor or only a manual drive Movement of the carriage 9.
  • Guide chain 10a or 10b takes place in each case by a drive chain gearwheel 13a or 13b, which is arranged on the left or right side of a main shaft 14 extending in the transverse direction of the tabletop device 1.
  • a manual drive of the main shaft 14 and thus of the carriage 9 is provided.
  • the main shaft 14 On the left or right outer end of the main shaft 14 each have an outer gear 15a and 15b attached, which via each an intermediate gear 16a and 16b and a handwheel 17a and 17b with the sides of the housing 2 arranged hand wheels 3a and 3b is actively connected.
  • a motor drive of the main shaft 14 is provided.
  • a circuit between manual and motor drive is realized by a centrally arranged on the main shaft 14 wrap spring clutch 30. By their gear-shaped training 31 a, the drive side 31 of the wrap spring clutch 30 via a transmission gear 18 to the output of the transmission 19 is operatively connected.
  • a slip clutch 20 is provided, which is connected via a toothed belt 21 with a transmission shaft 22 in connection, which is located below the position of the cartridge 6 and discharge tappets 8a, 8b substantially in the direction of extension thereof.
  • the transmission shaft 22 is connected via a further arranged at its front end toothed belt 23 directly to the geared motor 24.
  • the speed of the geared motor 24, for example, 2700 revolutions per minute is reduced to about 400 revolutions per minute of the transmission shaft 22.
  • the slip clutch 20 serves as
  • this has a switching element in the form of a shift sleeve 32, which has a toothing 32b at the right end, in which the gear 26a of a rotational direction-dependent freewheel 26 engages.
  • the direction of rotation-dependent freewheel 26 is fixed on the left or right side to the lever 27a and 27b, which is articulated in each case to an upwardly directed push rod 28a and 28b.
  • the push rods 28a and 28b are, with the cover 5 of the housing 2 in contact, each loaded by a spring 29a and 29b against the top.
  • a switch 24a upon actuation of the geared motor 24 is activated.
  • the tabletop device 1 described above comprises various individual elements with a wrap spring, in particular the slip clutch 20 for limiting the torque and the direction of rotation-dependent freewheel 26, whose operation is assumed to be known.
  • the use of the wrap spring clutch 30 according to the invention is based on a novel principle and is explained in more detail below with reference to FIGS. 4-6.
  • the driven side of the wrap spring clutch 30 is formed by the main shaft 14, which is substantially cylindrically shaped, whose diameter is identical at the two edge portions 14a, 14b, and whose center portion has a portion 14c with a comparatively larger diameter and a portion 14d with still one Larger Size Diameter along a gradation has.
  • a drive chain gear 13a and 13b is arranged, which drives the carriage 9 via the chains 10a and 10b.
  • the drive side of the wrap spring clutch 30 is rotatably supported in the form of a drive hub 31 by a sliding bearing 33 arranged therebetween.
  • the drive hub 31 has substantially the shape of a hollow cylinder with a constant
  • the right outer portion has the smallest outer diameter, which substantially coincides with that of the adjacent central portion 14d of the main shaft 14.
  • a wrap spring 34 is pushed.
  • the inner diameter of the wrap spring 34 in the relaxed state before pushing is smaller than the one that after the
  • a shift sleeve 32 is rotatably mounted on the covered by the wrap spring 34 sections.
  • the shift sleeve 32 has the shape of a hollow cylinder, the right outer region has a circumferential toothing 32b, which in turn cooperates with the freewheel gear 26a of the freewheel 26.
  • a driver slot 32a is provided on the right edge, in which engages a mounted on the right end of the wrap spring end hook 34a.
  • the wrap spring clutch is in its rotated by about 3 ° - 15 ° in the direction of rotation D position, so that the main shaft 14 is decoupled from the drive side 31.
  • the handwheel 3a, 3b By actuating the handwheel 3a, 3b, the carriage can be moved quickly in the forward direction (and back) until the plunger plates 7a, 7b of the discharge plungers 8a, 8b bear against the discharge plunger of the cartridge 6.
  • the lid 5 whose discharge end can be used as a push button.
  • the force flow acting upon pressing the lid is shown by the arrows in FIG. 2A.
  • the transmission spindle 22 is rotated via the toothed belt 23 at a speed of e.g. driven about 400 revolutions per minute. This drives on the one hand the mixer spindle 25 of the mixer 4 via the gears 22a, 25a.
  • the transmission gear 18 At the transmission output is the transmission gear 18, whose torque is transmitted via the wrap spring 30 to the main shaft 14.
  • the torque of the main shaft 14 is transmitted through the guide chains 10a, 10b via a linear pulling movement on the carriage 9, so that the discharge tappets 8a, 8b are applied to the To bring individual components in the dynamic mixer 4, which are mixed there and then discharged.
  • the lid After discharging the desired amount of the multicomponent mass, the lid is released, whereby the push rods 28a, 28b and the levers 27a, 27b are returned upwards to their original position via the springs 29a, 29b.
  • the shift sleeve 32 is returned to the wrap spring clutch 30 in its rotated by 3 ° - 15 ° in the direction of rotation D position and the transmission drive from the main shaft 14 disconnected.
  • the geared motor 24 is switched off by relieving the switch 24a via the lever 27b.
  • the device After replacing the mixer 4, the device is ready for the next discharge.

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Civil Engineering (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Food-Manufacturing Devices (AREA)
  • Accessories For Mixers (AREA)
  • Coating Apparatus (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

L'invention concerne un appareil de table destiné à mélanger et distribuer des matières à plusieurs composants, en particulier une composition pour empreinte dentaire, comprenant des pistons de distribution (8a, 8b), un entraînement motorisé (24) pour les pistons de distribution (8a, 8b), un accouplement débrayable (30) pour accoupler les pistons de distribution (8a, 8b) à l'entraînement motorisé (24) ou les désaccoupler de ce dernier et au moins une manette (3a, 3b) destinée à réaliser un déplacement manuel des pistons de distribution (8a, 8b) à l'état désaccouplé. L'invention vise à minimiser la complexité de conception d'un appareil de table de ce type. A cet effet, l'accouplement débrayable (30) présente un ressort enroulé (34) servant à assembler à force, de manière libérable, le côté entrée (31) et le côté sortie (14) de l'accouplement (30).
EP08735460A 2007-05-01 2008-03-25 Appareil de table destiné à mélanger et distribuer des matières à plusieurs composants Withdrawn EP2152434A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH00714/07A CH699611B1 (de) 2007-05-01 2007-05-01 Tischgerät zum Mischen und Austragen von Mehrkomponentenmassen.
PCT/EP2008/053457 WO2008131996A1 (fr) 2007-05-01 2008-03-25 Appareil de table destiné à mélanger et distribuer des matières à plusieurs composants

Publications (1)

Publication Number Publication Date
EP2152434A1 true EP2152434A1 (fr) 2010-02-17

Family

ID=38051712

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08735460A Withdrawn EP2152434A1 (fr) 2007-05-01 2008-03-25 Appareil de table destiné à mélanger et distribuer des matières à plusieurs composants

Country Status (11)

Country Link
US (1) US20100128559A1 (fr)
EP (1) EP2152434A1 (fr)
JP (1) JP2010524610A (fr)
KR (1) KR20100016130A (fr)
CN (1) CN101674894B (fr)
BR (1) BRPI0811003A2 (fr)
CA (1) CA2685732A1 (fr)
CH (1) CH699611B1 (fr)
IL (1) IL201813A0 (fr)
RU (1) RU2459671C2 (fr)
WO (1) WO2008131996A1 (fr)

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EP2324792A1 (fr) * 2009-11-20 2011-05-25 3M Innovative Properties Company Dispositif pour distribution de matériau
DE102010039933B4 (de) * 2010-08-30 2012-04-19 Aeg Electric Tools Gmbh Handgeführtes, elektromotorisch angetriebenes Werkzeug
RU2572995C1 (ru) 2011-11-21 2016-01-20 Зм Инновейтив Пропертиз Компани Устройство для дозирования стоматологического материала
WO2014035790A1 (fr) * 2012-08-28 2014-03-06 3M Innovative Properties Company Dispositif pour la distribution de matériau dentaire
KR102023143B1 (ko) * 2012-11-08 2019-09-19 술저 믹스팩 아게 2개 이상의 유동성 성분을 위한 카트리지
GB2530476A (en) 2014-07-15 2016-03-30 Cox Ltd Multicomponent dispenser
US9981233B2 (en) * 2015-07-24 2018-05-29 Phillip Phung-I HO Portable mixer and dispenser for multi-component substances
CN111346783B (zh) * 2018-12-31 2021-11-12 重庆津竹缘创新科技有限公司 一种用于双组份快干胶的结构简单的搅拌与施胶装置
KR20250086412A (ko) 2023-12-06 2025-06-13 남희 새지 않는 연고 용기

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Also Published As

Publication number Publication date
IL201813A0 (en) 2010-06-16
JP2010524610A (ja) 2010-07-22
RU2009144284A (ru) 2011-06-10
US20100128559A1 (en) 2010-05-27
BRPI0811003A2 (pt) 2014-10-21
RU2459671C2 (ru) 2012-08-27
CN101674894B (zh) 2012-05-30
CA2685732A1 (fr) 2008-11-06
CN101674894A (zh) 2010-03-17
WO2008131996A1 (fr) 2008-11-06
KR20100016130A (ko) 2010-02-12
CH699611B1 (de) 2010-04-15

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