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Class 222/137 - Unitary reciprocating


Subclass of Class 222 - Dispensing
Definition: Dispensers having unitary discharge assistants, in which
No. of patents: 460
Last issue date: 05/15/2012


1                      
NumberTitleIssue Date
8177099Cartridge
A cartridge for storing and dispensing substances that are in paste form and/or capable of flow is formed by at least one tube, in which a closure piston and a dispensing piston adjustable by means of a piston rod are disposed, so as to form a seal, in such a manner...
05/15/2012
8167172Compressed gas / carbon dioxide / hydraulic fluid dispenser
A fluid dispensing apparatus having a) a compressed gas or CO2 cartridge controller, b) a hydraulic pressure medium connected to the CO2 cartridge controller, c) a flow control valve connected to the hydraulic pressure medium; and d) a hydrauli...
05/01/2012
8141745Ejection device
An ejection device for a mass-containing package (12) includes at least one piston rod (16) having a toothing (17) extending along its longitudinal extent, and a drive unit (21; 41) for displacing the at least one piston rod (16) a...
03/27/2012
8132694Dispensing device comprising a dispensing appliance and a multicomponent syringe
Disclosed is a dispensing device comprises a dispense mechanism and a multicomponent syringe. The fastening parts of the syringe are embodied such that the syringe can be inserted into a holder on the dispense mechanism on the plane of the reservoirs thereof and per...
03/13/2012
8100295Dispensing assembly with removably attachable accessories
A dispensing assembly comprises a syringe and at least one accessory, such as a mixer or a closure cap. The syringe defines a first fastening area with a first pair of retaining elements, and the accessory defines a second fastening area with a second pair of retain...
01/24/2012
8096449Dispensing 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 su...
01/17/2012
8074843Two-part double syringe
A two-part double syringe or double cartridge having associated, isolated containers with respective outlets which are connected to each other by a connecting element, the connecting element forming a unit that includes a holder with two container receptacles, a sup...
12/13/2011
8070018Viscoelastic liquid flow splitter and methods
A viscoelastic liquid flow splitter includes a flow splitter body having a first bore including a first bore outlet and a first bore inlet, and a second bore including a second bore outlet and a second bore inlet. The bore inlets are substantially parallel to each o...
12/06/2011
8016161Package and dispensing system
A package (10) for the storage and dispensing of a plurality of materials includes a first and a second longitudinally juxtaposed barrels (11, 12). Each barrel (11, 12) having a first and a second end (20, 21). Each first and second barre...
09/13/2011
7954672Dispensing appliance for a double syringe
The dispensing appliance for a double syringe includes double plungers (4) connected by a thrust plate (5) and a flange holder (6) having a guiding slot (8) for receiving the retaining flange (9) of the double syringe (1) an...
06/07/2011
7882983Capsule for two-component materials
Capsule (10) for two or more components of a material which are to be mixed together, comprising a cartridge (11) comprising an outlet (12), a first component chamber (13) for containing a first component, and a second component chamber (...
02/08/2011
7874458Multichamber dispensing system
Disclosed is a multichamber dispensing system for dispensing a mixture containing several substances. Said dispensing system comprises a receiving unit (10) with several chambers (12, 14) which are aligned parallel to each other and each of which is pr...
01/25/2011
7861893Adhesive dispenser for surgery
A number of surgical devices for the mixing and dispensement of a dual component surgical adhesive onto tissue are described. The surgical devices can provide adhesive storage chambers for the adhesive components within the surgical device and can have removable car...
01/04/2011
7854350Distribution assembly intended for contemporaneous distribution of two products
A distribution assembly includes at least two containers or receptacles, each containing a product, and being fitted with a valve having an actuator rod. A distribution device is mounted on top of the containers and includes a distribution nozzle fitted with at leas...
12/21/2010
7823751Dual component dispenser
A method and apparatus for extruding the first fluid capable of foaming through a porous member to produce a first foamed extrudate while simultaneously dispensing a second flowable material preferably containing particulate matter adjacent the first extrudate. ...
11/02/2010
7793800Multicomponent cartridge
The inventive multicomponent cartridge (1) for separately storing and for jointly pressing out at least two components of a free-flowing substance comprises at least one cylinder (2) for holding the substance with at least one pressing plunger (4
09/14/2010
7766191Epoxy syringe storage clip
A dispensing system for simultaneously dispensing a plurality of reactive materials. The system includes a multiple-barreled syringe having at least two barrels joined by a flange and containing respective different reactive materials. Parallel plungers joined by a ...
08/03/2010
7694853Dispensing device comprising a stopper and locking ring with bayonet coupling means
In the dispensing device, preferably a double cartridge (1) having a stopper and a locking ring provided with bayonet connecting means, the stopper (7), the external surfaces of the cartridge outlets (4, 5), and the wall interior of the locking ...
04/13/2010
7661561Dual component dispenser
A method and apparatus for extruding the first fluid capable of foaming through a porous member to produce a first foamed extrudate while simultaneously dispensing a second flowable material preferably containing particulate matter adjacent the first extrudate. ...
02/16/2010
7637392Electric caulking gun
An electric caulking gun has a body, a gearbox, a caulking barrel, a pushing device, a driving assembly, an actuating assembly, a motor and a power source. The body has a mounting section and a handle section. The gearbox is mounted in the body and has a seat and a ...
12/29/2009
7588170Dispensing unit
The invention relates to a dispensing unit for dispensing two fluid substances. The dispensing unit comprises a pump assembly (2) having a first (4) and a second pump (5) which can be actuated by common, manually operable operating means (6
09/15/2009
7575131Multi-component delivery system
A delivery system is provided for mixing and dispensing a plurality of components and a method for its use. The system includes a first assembly having first and second separate chambers capable of holding first and second components respectively, a second assembly ...
08/18/2009
7562792Method and apparatus for metering a fluid mixture
The invention is a fluid metering pump having a fuel cylinder with a fuel piston reciprocally movable within the fuel cylinder for drawing fuel from a fuel source and discharging the fuel through a discharge conduit. The pump also has an oil cylinder with an oil pis...
07/21/2009
7506783Dual fluid cartridge assembly
A dual fluid cartridge assembly (30) is adapted to be used with a conventional caulking gun (20). The dual fluid cartridge assembly includes an outer cartridge (32), a piston seal and delivery tube (36), an upper piston seal (38) a...
03/24/2009
7497355Dual fluid cartridge with reduced fluid waste
A dual fluid cartridge which reduces fluid waste while minimally increasing back pressure is disclosed. One embodiment of the dual fluid cartridge disclosed includes a post having a groove formed therein which allows more fluid to be dispensed from the dual fluid ca...
03/03/2009
7481334Device for conditioning and distributing several fluids, comprising at least two pumps
The conditioning and distribution of fluid products is described. A conditioning and distribution device comprises at least two extraction pumps having parallel axes and at least two reservoirs containing the products to be distributed, or the first pump is mounted ...
01/27/2009
7431179Two-chamber cartridge
In a two chamber cartridge with chambers arranged axially one after the other, wherein the front chamber in a front part of the cartridge interior is divided by a double wall insert into an outer partial chamber and an inner partial chamber which are both closed at ...
10/07/2008
7367475Device for mixing and dispensing multi-component compositions
The device for mixing and dispensing multi-component compositions is distinguished in that a cap (10) acting as a closure initially closes the outlet openings (5) of the components and can be moved into the open position by pressure of the components w...
05/06/2008
7353972Sealing piston for cartridges with de-aeration and barrier properties
A cylindrical cartridge for receiving a pasty material, having a sealing piston and a spreading piston insertable into the sealing piston which, sealing piston and spreading piston, when inserted into said cartridge, cooperate to vent air from and seal said cartridg...
04/08/2008
7350672Fluid dispensing apparatus
A manually actuated dispensing gun can deliver different fluids to be mixed. The gun has a body assembly with first and second valves. A lever arm manually actuates the valves. A cap has first and second fluid inlets that are coupled to respective controlled fluid o...
04/01/2008
7347850Adhesion barriers applicable by minimally invasive surgery and methods of use thereof
Biocompatible crosslinked polymers, and methods for their preparation and use with minimally invasive surgery applicators are disclosed. The disclosure includes compositions and methods for in situ formation of hydrogels using minimally invasive surgical techniques....
03/25/2008
7337930Foaming pump with improved air inlet valve
A piston pump for dispensing foam by simultaneously dispensing air and liquid through a foam generator and in which air to be dispensed is drawn into a chamber from which it is to be dispensed, at least in part, through an air inlet passageway which is different tha...
03/04/2008
7335186Patient controlled drug delivery device
A delivery device for patient-controlled infusion of a medicament, the delivery device comprising a reservoir for the medicament and a pump having a predetermined delivery dose which is capable of displacing the medicament from the reservoir and delivering it to a p...
02/26/2008
7331944Ophthalmic dispenser and associated method
An ophthalmic dispenser has a rigid housing defining a fluid-receiving chamber, a flexible bladder receivable within the fluid-receiving chamber, a pump coupled in fluid communication with the fluid-receiving chamber, and a nozzle having a valve defining an annular,...
02/19/2008
7320541Mixer element for a mixer for multi-component pastes, and mixer using the same
The present invention relates to a mixer element for a mixer for producing a paste by mixing components, the mixer comprising a mixing chamber. The mixer element comprises a body portion comprising a longitudinal axis extending from a rear end to a front end of the ...
01/22/2008
7320596Cartridge for viscuos dental material
The invention provides a method of extruding dental material from a capsule-like cartridge, by providing a capsule-like cartridge having an elongated body and a nozzle. The elongated body has an inner chamber wall enclosing dental material. The nozzle has an inner c...
01/22/2008
7316330Dispensing system for fluid substances
The invention relates to a delivery system for fluid substances, which comprises a plunger-type syringe in the form of a cartridge having at least one injectate chamber, which injectate chamber is provided with an injection plunger, and an attachment mounted on the ...
01/08/2008
7290681Distributor and push-button comprising one such distributor
A dispenser head (1) for assembly on two parallel, hollow actuator rods, said head being made as a single piece of plastics material and comprising: two parallel coupling sleeves (11, 12) for engaging with respective ones of the actuator rods, the slee...
11/06/2007
7287672Fluid dispenser member and a dispenser including such a member
A fluid dispenser member designed to be associated with a fluid reservoir having a neck, said member comprising: a body defining at least part of a fluid chamber, said body being provided with fixing means for fixing onto the neck of the reservoir, said body includi...
10/30/2007
7281644Valve mechanism
A valve mechanism for a pressure chamber, particularly a pumping device, includes a tappet and a valve disk, in which the valve disk is attached to the tappet. The valve disk is provided on the tappet so as to be movable in relative manner between a starting and an ...
10/16/2007
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