Patent application number | Description | Published |
20080287880 | Dispensing Assembly Including a Syringe or Cartridge, a Closing Cap, and a Mixer - The invention relates to a system for dispensing two components, which comprises a syringe or cartridge, a closing cap and a mixer. The aim of the invention is to provide a system of the aforementioned kind wherein the closing cap is detachable fastened on the syringe or cartridge and the mixer is non-detachable fastened on the cartridge. For this purpose, the fastening means are configured accordingly. The inner bead on the closing cap, in the zone of transition to the cap interior, is provided with a bevelled section that rests on the retaining cams or the retaining bead of the cartridge, while the retaining means on the mixer engage behind the retaining means on the cartridge, thereby forming a non-detachable connection. The invention provides an inexpensive and yet reliable system for dispensing two components, especially for use in dental and medical technology. | 11-20-2008 |
20080314929 | Dispensing Device for Single Use - The dispensing device for single use includes a multicomponent cartridge ( | 12-25-2008 |
20090020561 | Dispensing Appliance for a Double Syringe - The dispensing appliance for a double syringe includes double plungers ( | 01-22-2009 |
20090024104 | Device for Piercing Film Bags - The device for piercing film bags includes a piercing spike and means for preventing unintentional piercing by the piercing spike, the means for preventing unintentional piercing comprising a bag support plate that is connected to a baseplate by collapsible or tearable spacers. The device is preferably designed as a unit and insertable into a container of a dispensing assembly. This device provides a high safety against unintentional piercing due to shocks and transport vibrations and is inexpensive to manufacture and multifunctional. | 01-22-2009 |
20090127288 | Method and Device for Venting and Eliminating Unwanted Material of a Dispensing Appliance - In the method for venting and eliminating liquid material of a dispensing appliance prior to dispensing, the air as well as unusable material are eliminated via a deviating channel and the conditioned material is dispensed via a dispensing channel. The device for implementing the method for eliminating unusable liquid material and for venting a dispensing appliance is provided with a valve assembly for selectively connecting the inlet area of the device with a deviating channel or with an outlet. The deviating channel is connected to a collecting container having venting means. The method and the device according to the invention allow advantageously venting a multicomponent dispensing appliance and leveling the components as well as eliminating incompletely mixed components in the starting phase after the latter have left the mixer elements, thereby ensuring a flawless application. In an advantageous development, a device is provided that avoids the occurrence of an overpressure during dispensing. | 05-21-2009 |
20090127289 | Multicomponent dispensing device with valve assembly - A two-component syringe is provided with a valve assembly having a common inlet/outlet, the valve assembly being designed to selectively close the containers of the syringe or allow a liquid from the outside to be aspirated into one of the containers via the common inlet/outlet or connect the two containers to each other or allow a mixture to be dispensed through the common inlet/outlet. This valve assembly is composed of a valve body provided with a sealing disk having channels that are arranged such that the connections are established or interrupted when the valve body is rotated. The design of such a valve assembly is simple and cost-efficient, and it allows aspirating liquids into a container and transferring them to another container that holds a powder as well as dispensing multicomponent liquids or pastes efficiently and with minimum pressure and volume losses. | 05-21-2009 |
20090134186 | Two-Part Double Syringe - At a two-part double syringe or double cartridge having associated, isolated containers with respective outlets which are connected to each other by connecting means, the connecting means forming a unit that includes a holder with two container receptacles, a support wall, and a one-piece retaining flange, the support wall having recesses for receiving the container outlets and the container receptacles having respective guiding sleeves, and the outlet side being configured as a fastening area for the attachment of a mixer or accessory. Such a double syringe allows the containers to be filled separately, is very solid, and can be operated like a one-piece double syringe. | 05-28-2009 |
20090192460 | Device with pressure-actuated pistons for dispensing a multiple syringe or multiple cartridge - The suggested device comprises a dispensing piston that is actuatable by a pressure medium for dispensing a syringe and a guide portion within which the dispensing piston is displaceably supported. The device is designed for dispensing a double syringe and includes a handling portion for receiving the pressure medium, the dispensing piston, and the guide portion, as well as locking means that are releasable by applying manual pressure to the handling portion and are arranged on the handling portion and operatively connected to locking means provided on the dispensing piston. This allows a very simple repeated use of this arrangement for self-dispensing by patients, and remote wounds, e.g. an arm or foot wound, can also be treated by the patient independently. | 07-30-2009 |
20090230214 | Dispensing Device with a Spray Assembly - The spray assembly of a dispensing device is arranged together with a mixing assembly inside a mixing and spray head, the mixing assembly being arranged before the swirl chamber of the spray assembly, and the mixing and spray head, which forms a unit, being removably attached to a multicomponent dispensing appliance. The result is a more homogeneous spray action, on one hand, and an easy replacement of the head, on the other hand. | 09-17-2009 |
20090255960 | SYRINGE WITH A PISTON - The dispensing assembly with a syringe comprising storage container configured to receive a powdery or granular material and a piston that is connected to a hollow ram. In order to supply a liquid to the powdery or granular material, both the hollow ram and the piston have through-going, sealable longitudinal bores. Due to the fact that the liquid is filled in from the inlet side, a complete de-aeration of the mixture can be ensured. | 10-15-2009 |
20090296516 | Dynamic Mixer - The dynamic mixer for mixing components in different volumetric amounts comprises a rotor housing ( | 12-03-2009 |
20090302060 | DISPENSING APPLIANCE FOR A MULTIPLE CARTRIDGE - The dispensing appliance for a multiple cartridge or syringe comprising a housing configured to receive the cartridge that has an internal thread and a rotatable portion that has a complementary thread, the internal thread and the rotatable portion cooperating in such a manner that by mutual rotation thereof, the rotatable portion is continuously displaceable relative to the housing in the dispensing direction. The housing is configured to receive the cartridge that has two adjacent storage containers, and a thrust force of the rotatable portion is transmitted to a multiple ram without any pressure relief. This arrangement allows dispensing even highly viscous materials from cartridges with little manual force under high pressure and in a precisely metered manner. | 12-10-2009 |
20090302596 | Coupling for connecting a capillary tube to a mixer - The coupling for connecting a tube ( | 12-10-2009 |
20090314803 | DEVICE AND METHOD FOR STORING, MIXING AND DISPENSING COMPONENTS - A device for storing, mixing, and dispensing components that has at least one container and a transferor configured to transfer a first, liquid component into a second, powdery component, a dispensing piston configured to dispense mixed materials, a valve assembly arranged between the first, liquid component and the second, powdery component, and a closure element. The first, liquid component and the second, powdery component are located in the at least one container, and the transfer device arranged between the first, liquid component and the second, powdery component is designed as a sealing passage piston. Such a multicomponent syringe has a significantly reduced volume as compared to the multicomponent syringes of the prior art but nevertheless offers a simple and safe handling besides the required safety with regard to separate storage and hygiene. | 12-24-2009 |
20100121268 | DISPENSING ASSEMBLY FOR TWO COMPONENTS WITH DOUBLE SYRINGE AND MIXER - A dispensing assembly for two components including a double syringe, a mixer, and a transfer device interposed between the double syringe and the mixer. The transfer device ( | 05-13-2010 |
20100128559 | Tabletop device for mixing and discharging multi-component compounds - The invention relates to a tabletop device for mixing and discharging multi-component compounds, particularly a dental impression compound, having discharging plungers ( | 05-27-2010 |
20100163579 | Dispensing Assembly with Removably Attachable Accessories - The dispensing assembly with a syringe comprises at least one container and accessories such as a mixer or a closure cap. The fastening area of the syringe and the fastening areas of the accessories are configured such that the accessories are capable to be slipped-on the syringe and removable therefrom without a twisting motion by applying pressure to their fastening area, retaining means on one part cooperating with retaining means on the other part. To this end, the fastening area of the syringe is provided on opposed lateral portions to which pressure is not intended to be applied with at least a first pair of retaining elements, and these retaining elements cooperate with a corresponding first pair of retaining elements on the accessories. In further developments, the fastening area may comprise two pairs of retaining means and the containers of the syringe may be attachable to one another. Such dispensing assemblies are more cost-effective to produce and simpler to handle. | 07-01-2010 |
20100282774 | DISCHARGE APPARATUS COMPRISING ROTATING DEVICE - A discharge apparatus comprising at least one container ( | 11-11-2010 |
20100288790 | DISPENSING APPLIANCE FOR A MULTIPLE CARTRIDGE - A dispensing appliance for a double cartridge comprises a housing for receiving multiple components and a rotatable portion having a thread, the two parts cooperating in such a manner that by rotating the rotatable portion, a multiple plunger acting upon the pistons in the housing is continuously displaceable relative to the housing in the dispensing direction. To this end, the housing is configured to comprise at least two adjacent storage containers, and the thrust force of the rotatable portion is directly transmitted to a multiple plunger. The rotatable portion may have an internal thread and the double plunger a feed flange with a corresponding external thread, in order to actuate the latter in the axial direction upon rotation of the rotatable portion. This arrangement allows dispensing even highly viscous materials with little manual force under high pressure in a precisely metered manner. | 11-18-2010 |
20110004156 | SINGLE CHAMBER DEVICE FOR DRAWING IN AND DISPENSING COMPONENTS - A single chamber device for drawing in and dispensing components comprising a syringe housing, a piston that is actuatable by a plunger unit, and a mixing assembly whose rod is guided through the piston and operatively connected to the plunger unit. The plunger unit comprises a plunger rod that is articulated at the mixing rod and provided with means that are engageable with the mixing rod. In this manner, a mixture of different components, particularly also bone cement, can be both created and dispensed in a simple and inexpensive single chamber device. | 01-06-2011 |
20110021982 | DISPENSING DEVICE WITH BYPASS - A device for dispensing multiple components has a syringe housing comprising at least one storage container that is divided into at least two chambers and has a bypass arrangement, and a second storage container with or without a bypass arrangement, the syringe housing being realized as part of a double syringe or double cartridge having a double plunger and a common outlet. The bypass arrangement comprises at least two indentations. The device is simple to manufacture and provides for an improved mixing of components, in particular powder and a fluid, and improves dispensing under hygienic conditions. | 01-27-2011 |
20110108573 | DISPENSING ASSEMBLY COMPRISING A CARTRIDGE WITH BAG - The dispensing assembly comprises a double cartridge having two storage containers with bags placed therein, a mixer that is connectable to the cartridge, and an opening means acting upon the bag. The opening means is arranged on the mixer housing and rotatable with respect to the cartridge and has a cutting member comprising two knife-edges that acts essentially perpendicular to the longitudinal axis of the bags within the cartridge. Thanks to the knife-edges that are rotatable and arranged laterally with respect to the bags, such a cutting member allows a clean and predetermined opening of the bags and a dispensing operation with minimum pressure losses and lost volumes. | 05-12-2011 |
20110114212 | DEVICE FOR OPENING A CLOSED FLUID CONTAINER - An opening device for opening a closed fluid container comprises a housing having a first chamber ( | 05-19-2011 |
20110118664 | DISPENSING ASSEMBLY WITH SEPARATE SYRINGES AND SYRINGE HOLDER - The dispensing assembly has a one-piece syringe holder in which two separate syringes are placed and which includes a thumb rest that acts upon the thrust plates of the syringes jointly. The integral design of the syringe holder and the thumb rest results in a synchronous dispensing of both syringes. Preferentially, the syringe holder comprises guiding and fastening means for the separate syringes. | 05-19-2011 |
20110121035 | CONNECTOR FOR A DISCHARGE DEVICE - The invention relates to a discharge device ( | 05-26-2011 |
20110139821 | CONNECTOR HAVING MIXING ELEMENT FOR DISCHARGE ARRANGEMENT - A discharge arrangement for discharging a mixture comprises a connector ( | 06-16-2011 |
20110228631 | STATIC MIXER - The static mixer has a coupling section and a mixer housing in which mixer elements are arranged consecutively in the flow direction so as to be offset relative to one another by an angle, and are designed so as to apply an alternatingly directed rotation to the mixed material during the mixing operation. A mixer element has two transversal walls that are divided into sectors, the first transversal wall comprising sectors that are separated by an inflow separating wall directed to the inlet, and a separating wall directed to the outlet, the transitions between the sectors and the separating wall forming respective breakaway edges, the separating wall being arranged at an angle relative to the inflow separating wall, and the second transversal wall, which is divided into sectors, having an outflow separating wall directed to the outlet. Such a mixer allows a more efficient mixture particularly of very quickly reacting components and is also suitable for small dimensions as used in medicine. | 09-22-2011 |
20110273954 | MIXING APPARATUS HAVING DISPLAY FOR PRESSURE CHANGE - A mixing apparatus for mixing at least two components comprises a mixing chamber having a first component and at least one component chamber having a further component. The component chamber is connected to the mixing chamber by a feed line. A negative pressure device generates a negative pressure in the mixing chamber in the starting position. By activating the negative pressure device, the pressure is equalized, whereby the further component is transferred into the mixing chamber. A display apparatus is provided at the component chamber to display a pressure change in the component chamber. The display apparatus is preferably formed by elastic bellows provided at one end of the component chamber, which is disposed opposite of the end of the component chamber following the feed line. | 11-10-2011 |
20120026823 | APPARATUS FOR MIXING AND DISCHARGING A FLUID PRODUCT AND RELATED SYSTEM - A discharge apparatus for discharging a fluid product comprises a housing ( | 02-02-2012 |
20120199607 | DISCHARGE ARRANGEMENT HAVING A CONNECTING DEVICE BETWEEN A MULTI-COMPONENT CARTRIDGE AND AN ACCESSORY PART - The invention relates to a discharge arrangement, comprising a two-component cartridge ( | 08-09-2012 |