EP2227339A1 - Dispositif de distribution avec mécanisme de rotation - Google Patents

Dispositif de distribution avec mécanisme de rotation

Info

Publication number
EP2227339A1
EP2227339A1 EP08870275A EP08870275A EP2227339A1 EP 2227339 A1 EP2227339 A1 EP 2227339A1 EP 08870275 A EP08870275 A EP 08870275A EP 08870275 A EP08870275 A EP 08870275A EP 2227339 A1 EP2227339 A1 EP 2227339A1
Authority
EP
European Patent Office
Prior art keywords
housing
discharge
discharge device
rotary member
rotary
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Withdrawn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
EP08870275A
Other languages
German (de)
English (en)
Inventor
Andy Greter
Samuel Kaufmann
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 Systems AG
Original Assignee
Medmix Systems 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 Medmix Systems AG filed Critical Medmix Systems AG
Publication of EP2227339A1 publication Critical patent/EP2227339A1/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Withdrawn legal-status Critical Current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
    • B05C17/0116—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
    • B05C17/0133—Nut and bolt advancing mechanism, e.g. threaded piston rods
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00491—Surgical glue applicators
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8802—Equipment for handling bone cement or other fluid fillers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8802—Equipment for handling bone cement or other fluid fillers
    • A61B17/8805—Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it
    • A61B17/8822—Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it characterised by means facilitating expulsion of fluid from the introducer, e.g. a screw pump plunger, hydraulic force transmissions, application of vibrations or a vacuum
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00491—Surgical glue applicators
    • A61B2017/00495—Surgical glue applicators for two-component glue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
    • A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
    • A61B17/8802—Equipment for handling bone cement or other fluid fillers
    • A61B17/8833—Osteosynthesis tools specially adapted for handling bone cement or fluid fillers; Means for supplying bone cement or fluid fillers to introducing tools, e.g. cartridge handling means
    • A61B2017/8838—Osteosynthesis tools specially adapted for handling bone cement or fluid fillers; Means for supplying bone cement or fluid fillers to introducing tools, e.g. cartridge handling means for mixing bone cement or fluid fillers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
    • A61F2002/4631—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor the prosthesis being specially adapted for being cemented

Definitions

  • the present invention relates to a discharge device for metering and discharging a component from at least one container, in particular a discharge device, which is suitable for mixing at least two components. Furthermore, the invention relates to a system for metering and discharging a component from at least one container.
  • Dispensing dosage from its storage container Dispensing dosage from its storage container.
  • the products are often in syringes with a container for the product, which has an outlet, and with a
  • Piston rod which closes the container with a stopper liquid-tight, supplied.
  • Dispensing device for metered dispensing of a product from a syringe known in which an accessory is used to allow accurate metering.
  • Accessory has a handle with two forks, between which a syringe can be inserted.
  • the piston rod is held against rotation by a fork and the
  • Syringe container can be rotated within the second fork relative to the piston rod.
  • the product is discharged.
  • various discharge or mixing devices are known from the prior art, which have at least two containers with different components and the different components can simultaneously discharge from their respective container.
  • Most of the containers are in the form of syringes or cartridges, which have an outlet at one end and at the other end, for example, a discharge piston.
  • the respective component is received and can be ejected by advancing the Austragskolbens through the outlet.
  • a piston rod can connect, with which the discharge piston can be advanced within the syringe.
  • the syringes are placed parallel to each other in a housing and the piston rods are simultaneously advanced by a drive mechanism in the respective syringe.
  • the various components of the two syringes are ejected through the respective outlet and discharged eg into a common container. It is also possible to place on the discharge a Mischaufficient on the two outlets, which has a mixing chamber with mixing elements for mixing the two components, wherein the mixed product is then discharged from the mixing attachment.
  • a delivery syringe with a plurality of containers for dispensing a mixture for dentistry is known.
  • the dispensing syringe has a syringe body, in which two containers, each with a component are accommodated parallel to each other. Further, a piston rod is provided, which is divided into two, so that there are two parallel rods connected to each other, each projecting into a container of the syringe body. On the outer surface, the two rods have an external thread.
  • a rotary sleeve is provided at one end, which is rotatable about the syringe body, but is not axially displaceable.
  • the rotary sleeve has an internal thread which cooperates with the external thread of the piston rod.
  • the rotary sleeve is rotated relative to the syringe body and the piston rod.
  • the piston rod is due to their Threaded connection to the rotary sleeve in the axial direction inserted into the container and thus carries the component from the containers.
  • the dispensing syringe is discarded. Reuse of the syringe or replacement of individual components of the syringe is not provided.
  • WO2008 / 009143 shows a dispensing device for a multiple container, which has a housing for the multiple container, on which a rotating part is provided. Between the housing and the rotary member, a thread is provided to screw the housing into the rotary part can.
  • the rotary member has two concentric sleeves, wherein the inner sleeve has an external thread.
  • the inner circumference of the housing has an internal thread, which corresponds to the external thread of the inner sleeve of the rotary member.
  • the housing wall screwed between the two sleeves of the rotary member and the inner sleeve acts as Austragskolben on the piston rods of the two containers in the interior of the housing, so that their components are ejected simultaneously.
  • the dispenser is disposed of. It is not intended to use the dispenser a second time for other containers.
  • a system for discharging components from containers which comprises a discharge device that can be used for various containers and is provided as a kind of accessory for the various component containers.
  • a discharge device comprises at least one container which can receive a component in it and has outlet and a discharge element.
  • the discharge device comprises two or more containers, each receiving a component and each having an outlet and a discharge element.
  • the containers are preferably designed in the manner of a syringe, which comprises a sleeve-shaped body with an outlet at one end and a piston or plug at the opposite end and a piston rod for advancing the piston.
  • a syringe which comprises a sleeve-shaped body with an outlet at one end and a piston or plug at the opposite end and a piston rod for advancing the piston.
  • the discharge device a rotating device, which comprises a drive member and a rotary member, wherein upon rotation of the rotary member relative to the drive member, the drive member is movable in the axial direction relative to the rotary member and the discharge elements in the at least two containers for discharging the Drives components.
  • the rotary device preferably has a threaded connection between the drive member and the rotary member.
  • the threaded connection can preferably be provided directly between the drive member and the rotary member.
  • a translation may be advantageous, for example, if, during the discharge of the components or during the mixing of the components, a particularly slow discharge is to be ensured.
  • the drive member is provided as a threaded rod which cooperates with a thread on the rotary member.
  • the threaded rod engages directly on the Austrags instituten the container or acts indirectly on other components on the discharge elements.
  • a housing member is provided, on or in which the at least two containers, the drive member and the rotary member are arranged, wherein the container or at least one of the containers is removably attached to or in the housing member.
  • these are arranged on or in the housing element such that their respective outlets and their discharge elements point in the same direction.
  • syringe-like containers can be arranged parallel next to one another.
  • the plurality of containers are arranged triangular, square or annular. The containers can be completely absorbed by the housing element or only partially. protrude into the interior of the housing.
  • the containers in a second housing element and to connect the second housing element to the first housing element. It is essential that the drive member can act on the Austragsiata the container.
  • the drive member is therefore provided in the housing member such that it acts directly or indirectly on the discharge elements of the container.
  • the rotating device with the housing element can be used several times for different containers. It is not necessary to dispose of the entire dispenser just because one or more containers are empty.
  • the discharge device can therefore be manufactured inexpensively and the reused components can be manufactured with an increased quality, since the additional costs are worthwhile due to their reuse.
  • various containers for example, with different diameters or different lengths, can be used in the housing element.
  • the dispensing device according to the invention enables the precise manual dosing of the components from the containers.
  • the containers may be detachably attached to or in the housing member, but also the drive member and / or the rotary member may be detachably provided on or in the housing member.
  • the discharge device has no more than the following components: container, a housing element, a drive member and a rotary member.
  • a Austragskanüle, a mixing attachment or the like can be placed.
  • the threaded rod on a guide means which cooperates with a complementary guide means on the housing member such that the threaded rod are axially displaced to the housing member, but can be arranged rotationally fixed.
  • the threaded rod is e.g. Flattened on two opposite sides in the longitudinal direction, so that form two parallel guide surfaces along the axis. Between these surfaces, the thread segments for the threaded connection are arranged with the rotary member.
  • the housing element has as a complementary guide means to the guide surfaces on two mutually parallel parallel flanks whose distance corresponds to the thickness of the threaded rod between the guide surfaces. To insert the threaded rod into the housing element, it is pushed with its guide surfaces between the guide flanks. The threaded rod can thus be displaced in the axial direction between the guide flanks of the housing element, but is prevented from rotating relative to the housing element due to the abutment of the guide surfaces on the guide flanks.
  • the housing member receives the rotary member so that it is rotatable relative to the housing member, but is fixed in the axial direction.
  • the rotary member is arranged on the housing such that a sufficient area protrudes from the housing or projects beyond the housing in order to be able to grip the rotary member and to be able to rotate relative to the housing element.
  • a threaded rod with guide surfaces is the Rotary member arranged on the housing member such that the threaded rod can be inserted into the interior of the rotary member or can protrude.
  • the rotary member is sleeve-shaped and has on its inner circumference an internal thread, which corresponds to the external thread of the threaded rod.
  • the housing element may at least partially have around its circumference an annular groove.
  • the annular groove extends by approximately 180 ° on the circumference of the housing element.
  • the annular groove can be provided outside in the peripheral surface or as a kind of blind groove on an inner circumferential surface.
  • the rotary member has a matching flange to the annular groove, which is insertable into the annular groove. The flange is either to put over the outer circumference of the housing member into the annular groove into or introduce along the blind groove in an inner annular groove.
  • the rotary member is first attached to the housing element in such a way that the internal thread comes to lie in the axial extension of the guide means of the housing element. Further, the drive member is inserted so far into the guide means of the housing member until it reaches the rotary member. It is introduced until the threads of the threaded connection can interlock. Subsequently, the rotary member is rotated relative to the housing member and the drive member such that the drive member is further inserted by means of the threaded connection in the rotary member, or screwed. The housing member with the inserted rotary member and drive member forms the rotating means in the form of an accessory for the container or containers to be able to discharge the components.
  • the containers are also arranged on the housing element. They are mounted in such a way that their discharge elements come to lie opposite the end of the drive member which protrudes from the rotary member.
  • the containers are immovably held by the housing member in the axial direction.
  • the containers are also arranged rotationally fixed, but this is not absolutely necessary for the function of the present invention.
  • a holding recess may be provided in the housing element, in that a projection provided on the container can engage.
  • the discharge elements of the containers which are preferably designed as piston rods, can thereby protrude into the interior of the housing element, in particular also between its guide means. As a result, they come to rest against the drive member and can also be guided in the axial direction. Jamming of the Austragsetti during the feed by the drive member is thereby prevented.
  • Housing element is guided in the axial direction and advanced. Through the feed it hits the output elements and pushes them simultaneously and with the same
  • Austragsvo ⁇ ichtung thus does not change during the discharge, making handling easy.
  • a user only needs to insert the container or containers into a ready-to-use accessory rotating device and to rotate it to the region of the rotary member projecting beyond the housing element. The rotation can be done with a single hand or assisted with a second hand.
  • the discharge device according to the invention is particularly advantageous for individually present containers which can be used and exchanged independently of one another in the accessory turning device.
  • double containers may also be used with e.g. a connected dispensing element acting on both containers.
  • the rotary member along its circumferential direction on its outer surface have a rotary scale and the housing member has a pointer which is opposite to the rotary scale.
  • the pointer Upon rotation of the rotary member relative to Housing, can be specified with the pointer a rotational position on the rotary scale.
  • the rotation scale can be given by simple lines, by numbers or by a color marker.
  • the discharge device may have a device for generating an acoustic or tactile signal upon rotation of the rotary member.
  • a device for generating an acoustic or tactile signal upon rotation of the rotary member e.g. to be provided on the housing member projecting in the direction of the rotary member flexible tongue or a flexible projection or attached thereto.
  • a projection may be provided, which deflects the flexible tongue upon rotation of the rotary member and releases again upon further rotation, so that the tongue e.g. strikes against a stop member, and thus generates a noise.
  • the flexible tongues may also be disposed on the rotary member and the projections on the housing member.
  • the device can also be used as a tactile signal generator.
  • the rotation of the rotary element is slightly but noticeably more difficult. Once the flexible tongue is released, the rotation is relieved again. A user can thus also sense the number of rotations or partial rotations.
  • the housing element can be connected to a further housing element of the discharge device and be provided detachably from this.
  • Another housing element may be advantageous, for example, in housing a plurality of containers.
  • the further housing element can then be attached to the Drehzube steal issued to dispense the components from the plurality of containers simultaneously and in parallel according to a desired dosage.
  • the housing element in several parts, wherein the housing parts are at least partially or in places separable from each other.
  • a trained housing element may be provided, for example hinged, wherein the individual housing parts, for example, connected by a film hinge can stay.
  • a multi-piece housing member may facilitate the attachment of the containers or the drive member and the rotary member, but is more expensive to manufacture and requires additional handles in providing the rotator.
  • a system for discharging and metering components from containers comprises at least one container which can accommodate a component and has an outlet and a discharge element, and a discharge device for driving the discharge element.
  • the discharge means comprises a housing member having a drive member disposed therein or thereon and a rotary member disposed therein or thereon.
  • the discharge device can be removed from the container or the container can be removed from the discharge device.
  • the system comprises at least two or more containers.
  • the system thus consists of several containers and a discharge device, which can be attached to the containers as a kind of accessory device and removed again from these. In the assembled state of the discharge device and containers, the discharge system corresponds to a discharge device as previously described.
  • the discharge device according to the system according to the invention is suitable for the discharge of various types of containers.
  • the containers need only be inserted in the housing element of the discharge and can then be distributed by rotating the rotary member relative to the drive member by the rotary member acts on the discharge elements in the containers.
  • the rotary member is preferably rotatable and axially fixed to the housing element for this purpose.
  • the drive member in turn is rotatably and axially movably received by the housing member. Between the drive member and the rotary member, a threaded connection is provided.
  • the rotating device and the housing element can be designed for this purpose as already described.
  • the rotating device comprises a set of rotary members, which consists of rotary members of different thread pitch.
  • the rotary device has a set of drive links, which consists of drive members of different thread pitch. For each rotary member of a particular thread pitch, a drive member is provided with a complementary matching thread pitch.
  • a suitable pair of rotary member and drive member may be selected from the set of rotary members and the set of drive members in accordance with the requirements for discharge. For example, if a slow discharge from the containers are provided, a pair of links with a low pitch can be selected. If a quick discharge is required, a pair of links with a large thread pitch is selected. The selected rotary member and drive member of the link pair is then placed on or in the housing member to form with this the discharge device, or theêt arthritis.
  • the Austragssy system is thus constructed like a box and depending on the requirements of a discharge or the specifications by a particular container, a suitable discharge device can be put together. It is advantageous that the discharge device consists of only a few components and can be assembled and disassembled in a simple manner.
  • the present invention forms inter alia a further development of the dispensing device according to the Swiss Patent Application No. 0038/08 of the applicant, whose Priority is claimed and to which reference is made to the design of individual features of the discharge.
  • the discharge device has, in the form of the housing element, a housing for receiving multiple components and, in the form of the rotary element, a rotary part with a thread.
  • the housing element and the rotary member cooperate such that by rotating the rotary member acting on the piston in the form of Austrags institute multiple tappets in the form of the drive member is continuously displaceable in the discharge relative to the housing element.
  • the drive member according to the present invention may also be designed as a multi-poppet, as shown, for example, in Figure 2 of the priority application.
  • the housing element is designed such that it can accommodate two adjacent containers. The thrust of the rotary member can be transmitted directly to the drive member in the form of the multiple plunger without changing the overall length of the discharge device.
  • the inventive housing element can accommodate a multiple cartridge having at least two adjacent containers.
  • the multiple cartridge is detachably or interchangeably provided on the housing member.
  • the rotary member in the form of the rotary member according to the present invention has an internal thread which is in operative connection with a corresponding external thread on the drive member in the form of the double plunger.
  • the drive member may have a feed flange which is provided with the external thread on its outer region. The connection between the internal thread of the rotary member and the external thread of the feed flange causes a rotation of the rotary member, a feed of the drive member in the axial direction.
  • the feed flange can be guided to prevent rotation of the drive member between the guide flanks on the housing element, which form a kind of guide slot, secured against rotation.
  • the housing element or a second housing element which is detachably connected to the first housing element, the multiple cartridge in itself take up.
  • the housing member with the multiple cartridge may then have an outlet end having a bayonet-claw reinforcement.
  • This bayonet claw reinforcement can support a bayonet claw, which is provided at the outlets of the multiple cartridge.
  • the housing element in which the multiple cartridge is housed, may be formed at least partially transparent in the longitudinal direction of the multiple cartridge, so that through the transparent area the discharge element is visible in the interior of the container and can serve as a level indicator for the level in the container.
  • a graduation can be provided on the housing element which indicates the already discharged volume or the volume still provided in the container.
  • the discharge device may comprise a means which audibly indicates the rotation of the rotary member by a certain angle of rotation, as shown in Figure 6 and the associated description of the priority document.
  • Figure 1 is an exploded view of a discharge device according to the present invention
  • FIG. 2 shows a discharge device according to the present invention in the assembled state
  • FIG. 3 shows a longitudinal section through a discharge device according to FIG. 2 in an initial state
  • FIG. 4 shows a longitudinal section of a discharge device according to FIG. 2 in an ejected state
  • Figure 5a shows a cross section through a discharge device according to the present invention
  • Figure 5b shows a cross section through a discharge device according to Figure 5a with a deflected flexible tongue
  • FIG. 6 shows a three-dimensional sectional illustration through a discharge device according to the present invention
  • Figure 7 is an exploded view of another embodiment of a discharge device according to the present invention.
  • Figure 8 is a three-dimensional view of another embodiment of a discharge device according to the present invention with only one container.
  • FIG. 1 shows an exploded view of a discharge device according to the present invention.
  • the discharge device comprises two containers 1 each having an outlet 2 and a discharge element in the form of a piston rod 3.
  • the discharge device has only one container.
  • the discharge device comprises a rotating device with a drive member in the form of a threaded rod 4 and a rotary member 5 and a housing element 6.
  • the housing member 6 has at one end a Be fiscaleraufhahme 7 for releasably receiving the container 1 and at the other end a rotary member receptacle 8 for releasably receiving the Turning on.
  • the housing member 6 is elongated, with the length of the feed path, which is required in order to discharge the full amount of a component which is housed in the container.
  • the housing element 6 is cup-shaped or sleeve-shaped. For the passage of the piston rod 3 through the housing element, this has a passage 9 in the longitudinal direction with a lateral opening 26.
  • two opposing slots 10 running perpendicular to the longitudinal axis are provided in the housing element 6 in the peripheral wall of the housing element 6. The slots are open to one side of the housing member and closed to the opposite side of the housing member.
  • the Container 1 has, at its end opposite the outlet 2, two wings 11 projecting perpendicular to the axis of the container.
  • the wings 11 of the container and the slots 10 of the housing member 6 are dimensioned such that the wings 11 can be inserted at the open side into the slots 10 and thus the container 1 is held relative to the housing member 6 in the axial direction.
  • the piston rod 3 comes to lie in the passage 9.
  • the housing element 6 has at the other end a blind groove 12 which has an insertion opening on the side of the housing element 6.
  • the groove is closed and formed as an annular groove.
  • the rotary member 5 is formed substantially sleeve-shaped and has at one end a circumferential radially projecting flange 13.
  • the blind groove 12 of the housing member 6 and the flange 13 of the rotary member 5 are dimensioned such that the flange 13 can be inserted into the blind groove 12 and is rotatably received by this. As a result, the rotary member 5 is axially fixed to the housing member 6.
  • the threaded rod 4 is formed as a flattened rod with two parallel opposing guide surfaces 14. At its end opposite the containers 1, the threaded rod 4 has a broadening plate 15, the surface of which is sufficiently large to be able to grasp both adjacent piston rods 3 of the two containers 1.
  • the housing element 6 has, in a passage region, two passage flanks 16, which form a passage opening for the threaded rod 4.
  • the flanks 16 run parallel to each other at a distance which corresponds to the thickness of the threaded rod 4 between the guide surfaces 14. If the threaded rod 4 is pushed through the opening between the two flanks 16, the guide surfaces 14 and the flanks 16 come to lie against one another and the threaded rod 4 is secured against rotation relative to the housing element 6.
  • the rotary member 5 has an internal thread 17 in its inner circumference.
  • the internal thread may extend over the entire length of the sleeve-like interior or be provided only in an initial region. The length of the rotary member 5 is on the
  • the threaded rod 4 has at her Outer circumference between the guide surfaces 14 on an external thread 18, which corresponds to the internal thread of the rotary member 5.
  • the rotary member 5 has, in a drum-like region of its outer circumference, a rotary scale 19 which assigns a distributed or metered component quantity to a rotary position of the rotary member.
  • a pointer 20 is arranged on the opposite side of the rotary member 5, which indicates a rotational position of the rotary member relative to the housing element 6.
  • the rotary member 5 on handle wing 21, to which the rotary member 5 can be manually held in order to rotate it relative to the housing member 6 can.
  • a mixing attachment 22 is provided, which has two inlet channels 23, which converge to form a common outlet channel 24.
  • FIG. 2 shows the discharge device from FIG. 1 in the assembled state.
  • the containers 1 are inserted with their wings 11 into the slots 10 of the housing element 6, the piston rods 3 coming to lie in the laterally opened passage 9.
  • the mixing attachment 22 is placed with the two outlet channels 23 on each outlet 2 of the container 1.
  • the rotary member 5 is inserted laterally with its flange 13 in the blind groove 12.
  • the rotary scale 19 of the rotary member 5 comes to rest against the pointer 20 of the housing element 6.
  • the threaded rod 4 is performed with its guide surfaces 14 between the flanks 16 of the housing member 6 and protrudes through the passage 9 out of the end of the housing member 6 and into the rotary member 5 inside. In this case, the internal thread 17 of the rotary member 5 and the external thread 18 of the threaded rod 4 engage each other.
  • the rotary member 5 is first inserted with the flange 13 in the blind groove 12 of the housing member 6. Subsequently, the threaded rod 4 between the edges 16 of the Housing member 6 is pushed through until it comes to rest at the beginning of the internal thread 17 of the rotary member 5. The rotary member 5 is rotated within the blind groove 12 until the internal thread 17 engages in the external thread 18 of the threaded rod 4 and the threaded rod 4 holds securely. By further rotation of the rotary member, the threaded rod 4 is rotated in the rotary member, so that in the passage 9 space for the piston rods 3 of the container 1 is free.
  • the housing member 6, the rotary member 5 and the threaded rod 4 form a discharge, or rotating device, the z. B. can be supplied as an accessory with the containers 1.
  • the containers 1 are inserted with their wings 11 in the slots 10 of the housing member 6, so that the piston rods 3 of the widening plate 15 of the threaded rod 4 are opposite.
  • Figure 3 shows a sectional view through a discharge device according to the present invention, in which the discharge device is in an initial state.
  • the containers 1 were inserted parallel to one another in the slot 10 of the housing element 6. Inside the container, a first component 25a in the first container and a second component 25b in the second container can be seen.
  • the mixing attachment 24 was placed on the two outlets 2 of the container 1, so that there is a fluid connection between the containers and the mixing attachment.
  • the piston rods 3 are inserted at the outlet opposite end of the container 1 in this liquid-tight. The inserted into the container end of the piston rod thus forms a plug which closes tightly with the inner peripheral wall of the container but is displaceable.
  • the piston rods 3 come to rest in the passage 9 of the housing element 6.
  • the rotary member 5 is inserted into the blind groove 12 of the housing member 6.
  • the flange 13 comes to lie in the blind groove 12 and serves as a rotary guide for the rotary member 5.
  • the threaded rod 4 is guided through the passage 9 of the housing member 6 and screwed into the rotary member 5. It can be seen how the threaded rod 4 is received with almost its entire length in the interior of the sleeve-like rotary member 5.
  • the piston rods 3 come to rest with their end opposite the container to the widening plate 15 of the threaded rod 4.
  • the threaded rod 4 is guided by the housing element 6 by the guide means in the form of flanks 16 axially movable but rotationally fixed, so that upon rotation of the rotary member in the blind groove 12 of the housing member, the rotational movement due to the threaded connection, which is formed by the internal thread 17 on the rotary member 5 and the external thread 18 on the threaded rod 4 in a feed movement of the threaded rod 4, so that the broadening plate 15 to the End surfaces of the piston rods 3 abuts.
  • the passage 9 of the housing element 6 has a lateral slot opening 26 extending in the longitudinal direction.
  • the slot opening extends up to a wall disposed in the housing element 6, which extends transversely to the longitudinal axis of the housing member and in which the flanks 16 are cut and thus further the passage 9.
  • the blind groove 12 is also open on one side of the housing member and closed on the opposite side, in which it forms the annular groove for the flange 13, which guides the rotary member 5 in one rotation.
  • the discharge device is shown in a state in which the components 25a and 25b are ejected from the containers 1.
  • the rotary member 5 has been rotated relative to the housing element 6, so that the threaded rod 4 advances relative to the housing member 6 and the rotary member 5 in the axial direction of the container 1 and the piston rods 3 out.
  • the feed force of the threaded rod 4 is transmitted to the piston rods 3, which are advanced within the container 1 in the direction of the outlets 2 and thus pushes the components through the outlets 2 in the channels 23, 24 of the mixing attachment 22.
  • the container 1 are held securely in the housing element 6, since their wings 11 abut in the feed direction on the flanks of the slots 10.
  • the threaded rod 1 is displaced within the passage 9 of the housing member 6 between the flanks 16 therethrough.
  • FIG. 5 shows a cross section through the discharge device according to the invention, which runs through the line along the flange 13 of the bag groove 12 of the housing element 6.
  • the flange 13 is provided on its outer circumference with a circumferential groove.
  • an acoustic element 27 is inserted at the point of the blind groove 12 of the housing member 6 at a position at which the blind groove 12 forms the semicircular annular groove in the peripheral wall.
  • the acoustic element 27 can be snapped with a snap connection into an opening in the housing element 6.
  • the acoustic element 27 has an elastically deflectable blade or tongue 28.
  • the tongue protrudes in the radial direction to the central axis of the rotary member 5.
  • a radially outwardly projecting projection 29 is provided on the peripheral surface. The projection 29 protrudes so far that it deflects the tongue 28 of the acoustic element 27 upon rotation of the rotary member 5. If the rotary member and thus the projection 29 further rotated, the tongue 28 snaps over the projection 29 and generates a clicking sound.
  • a stop wall against which the tongue 28 strikes when snapping back and thus generates a noise may be provided next to the tongue 28 a stop wall against which the tongue 28 strikes when snapping back and thus generates a noise.
  • a plurality of projections 29 may be provided on the circumference of the flange inner surface, and a plurality of acoustic elements 27 may be provided on the housing member 6.
  • the rotary dial 19 on the rotary member 5 and the pointer 20 on the housing element 6 can be seen.
  • the rotary scale 19 consists of volume data in tenths of a milliliter increments.
  • the rotary dial 19 is rotated relative to the pointer 6 and thus outputs the spilled amount of the components from the containers.
  • FIGS. 6a and 6b show a front view of the section from FIG. 5.
  • the projection 29 on the flange 13 of the rotary member 5 comes straight on the tongue 28 of FIG. 5.
  • Rotary member 5 and thus also the flange 13 with the projection 29 is rotated clockwise relative to the housing member 6, so that the projection 29, the tongue 28 of the
  • Acoustic elements 27 deflects. As soon as the rotary member is rotated further in a clockwise direction, the tongue 28 slips off the projection 29 and generates an acoustic signal. As long as the
  • Projection 29 on the tongue 28 engages the rotational movement of the rotary member 5 slowed slightly but noticeably. This braking effect gives a tactile signal for a specific rotational position.
  • FIG. 7 shows a further embodiment of a discharge device according to the present invention.
  • two containers 101 and 101 ' From a system according to the invention for discharging and metering components from containers, two containers 101 and 101 'were selected.
  • At one end of the container outlets are provided, to which a mixing attachment 122 is fitted with an outlet channel 124.
  • a discharge device for driving the discharge elements of the containers in the form of piston rods 103 and 103 ' has a housing element 106. Furthermore, a drive member in the form of a threaded rod 104 is provided, which will be arranged in the housing member 106. Furthermore, the discharge device comprises a rotary member 105, which is likewise to be arranged on the housing element 106. The threaded rod 104, the rotary member 105 and the housing member 106 together form the discharge device. At one end of the housing element 106, a Be fiscaleraufhahme 107 is provided, in which the containers 101 and 101 'are used and can be removed again for replacement of the container.
  • the rotary member 105 was selected from a set of rotary members comprising rotary members with different pitches. Such a set of rotary members may consist of a plurality of rotary members such as the rotary member 5 and the rotary member 105. The individual rotary members differ in the pitch of their internal threads such as the internal threads 17 and 117.
  • the drive member was selected from a set of drive members consisting of drive members with different thread pitch.
  • the set of drive links can be several Drive members such as the threaded rods 4 and 104 include, which differ, inter alia, by the pitch of their external threads 18 and 118.
  • the threaded rod 104 and the rotary member 105 have been selected according to the requirements for metering and discharging the components from the containers 101 and 101 'and are inserted into the housing member 106, with which they together form a discharge device, or a rotating device.
  • the housing member 106 has a slot 110 in which the wings 111 of the containers can be inserted, similar to the exemplary embodiment according to FIGS. 1 to 6. Furthermore, the housing element has a passage 109 and a lateral longitudinal opening 126 through which the threaded rod 104 can be inserted into the housing element 106.
  • the longitudinal opening 126 and the passage 109 have in the interior of the housing member 106 almost over the entire length of the housing member 106 parallel flanks 116, which serve as guide means for the threaded rod 104.
  • the housing element 6 has a Drehgliedaufhahme 108.
  • the rotary member receptacle 108 is formed as a blind groove 112, comparable to the embodiment of the container receptacle 7 of Figures 1 to 6.
  • the threaded rod 104 has laterally along its length guide surfaces 114 which are formed less wide compared to the guide surfaces 14 of the threaded rod 4, so that the peripheral surface of the external thread 118 on the threaded rod 104 is larger.
  • the piston rod At the end which engages the piston rods 103 and 103 'of the containers 101 and 101', the piston rod has a broadening plate 115 which has surfaces along its widening which run parallel to and pass into the guide surfaces 114.
  • the guide surfaces 114 extend over the entire length of the threaded rod
  • the rotary member 105 Upon administration of the components from the containers 101 and 101 ', the rotary member 105 is rotated, the threaded rod 104 is advanced within the housing member 106 and transmits the feed force to the piston rods 103 and 103'.
  • the piston rods 103 and 103 ' are moved in parallel at the same speed within each container. Due to the different diameters of the containers, a different amount of the components is distributed from the respective containers according to a prescribed dosage.
  • FIG. 7 shows that the system for discharging components from containers is suitable for responding to different requirements for the discharge of components.
  • a suitable drive member and a suitable rotary member for the discharge, or the rotating device can be selected.
  • the elements of the system are then assembled into a discharge device.
  • FIG. 8 shows yet another embodiment of the present invention in which the discharge device comprises only one container 1.
  • the container 1 and the rotary member 5 are inserted into the housing member 6.
  • the operation of this embodiment corresponds to the application described in the previous embodiments. Even with a discharge from only one container, the accessory can ensure a simple and accurate dosing.
  • Container receptacle 103 'piston rod

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Medical Informatics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Coating Apparatus (AREA)

Abstract

L'invention concerne un dispositif de distribution avec au moins un récipient (1 ; 101) qui reçoit un composant et qui présente une évacuation (2) et un élément distributeur (3, 103). Le dispositif de distribution présente en outre un mécanisme de rotation qui comprend un organe d'entraînement (4 ; 104) et un organe rotatif (5 ; 105), sachant que lors d'une rotation de l'organe rotatif par rapport à l'organe d'entraînement, l'organe d'entraînement est déplacé en direction axiale et entraîne l'élément distributeur dans le ou les récipients afin de distribuer les composants. Il est prévu un élément boîtier (6 ; 106), sur ou dans lequel sont disposés le ou les récipients (1 ; 101), l'organe d'entraînement (4 ; 104) et l'organe rotatif (5 ; 105), sachant qu'au moins le ou les récipients (1 ; 101) sont installés de manière amovible sur ou dans l'élément boîtier (6 ; 106). Le mécanisme de rotation constitue conjointement avec l'élément boîtier un accessoire pour le récipient.
EP08870275A 2008-01-11 2008-11-25 Dispositif de distribution avec mécanisme de rotation Withdrawn EP2227339A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH382008 2008-01-11
CH01245/08A CH698343A2 (de) 2008-01-11 2008-07-31 Austragsvorrichtung mit dreheinrichtung.
PCT/CH2008/000498 WO2009086644A1 (fr) 2008-01-11 2008-11-25 Dispositif de distribution avec mécanisme de rotation

Publications (1)

Publication Number Publication Date
EP2227339A1 true EP2227339A1 (fr) 2010-09-15

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ID=40418959

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08870275A Withdrawn EP2227339A1 (fr) 2008-01-11 2008-11-25 Dispositif de distribution avec mécanisme de rotation

Country Status (6)

Country Link
US (1) US8444025B2 (fr)
EP (1) EP2227339A1 (fr)
JP (1) JP2011509177A (fr)
CN (1) CN101918149B (fr)
CH (1) CH698343A2 (fr)
WO (1) WO2009086644A1 (fr)

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Also Published As

Publication number Publication date
JP2011509177A (ja) 2011-03-24
CH698343A2 (de) 2009-07-15
US8444025B2 (en) 2013-05-21
CN101918149A (zh) 2010-12-15
CN101918149B (zh) 2013-07-24
WO2009086644A1 (fr) 2009-07-16
US20100282774A1 (en) 2010-11-11

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