Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 7357280 | Foodstuff feeding apparatus and feeding method A foodstuff feeding apparatus to convey foodstuff to a metering unit from a hopper without masking or kneading the foodstuff. The apparatus includes a piston pump provided between a lower portion of a hopper and an end of a first pipe to draw foodstuff from the hopp... | 04/15/2008 |
| 7311223 | Apparatus for dispensing a plurality of powders and method of compounding substances An apparatus for dispensing a plurality of powders, such as colorants for paint, caulking or grout or components of cosmetics, comprising a plurality of containers for holding the powders, a plurality of metering powder pumps, connected to a container or having a co... | 12/25/2007 |
| 7185791 | Apparatus for metering and dispensing powdered product, and method for replacing a filler wheel for such an apparatus The present invention relates to an apparatus for metering and dispensing powdered product into containers, including a storage chamber for receiving the product, an incrementally rotating filler wheel that has at least one metering opening, the filler wheel in a fi... | 03/06/2007 |
| 7134573 | Apparatus for dispensing a plurality of powders and method of compounding substances An apparatus for dispensing a plurality of powders or flowable materials, such as colorants for paint, caulking or grout or components of cosmetics, comprising a plurality of containers for holding the powders or flowable materials, a plurality of metering pumps, co... | 11/14/2006 |
| 6463611 | Apparatus for dispensing incompatible chemicals to a common utilization point An apparatus that prevents an undesirable chemical reaction between different liquid chemical streams in a dispenser comprising a dispenser having a common manifold leading to a use locus. The common manifold has a pumping station directed to the common m... | 10/15/2002 |
| 6431407 | Container filling device An automatic container filler (20) having a frame (22) that supports a hopper (24). A dispensing unit (26) is located at the bottom of the hopper (24) that selectively feeds a fluent material, such as sand, into a plurality of discharge chutes (28). The a... | 08/13/2002 |
| 6360920 | Volumetric doser apparatus for pasty material The apparatus is comprised of a dosing chamber which is internally provided with a piston displaceable freely by means of pasty material introduced through a first extremity of said chamber from a first position to a second position, the piston being then... | 03/26/2002 |
| 6330767 | Unloading system for particulate materials bins An apparatus for efficiently removing grain from a grain storage device, which uses a plurality of augers. An unloading auger is used to begin removal of grain from a grain storage device. As the amount of grain decreases, a proximity sensor sends an acti... | 12/18/2001 |
| 6145709 | Container filling device An automatic container filler (20) having a frame (22) that supports a hopper (24). A dispensing unit (26) is located at the bottom of the hopper (24) that selectively feeds a fluent material, such as sand, into a plurality of discharge chutes (28). The a... | 11/14/2000 |
| 6047902 | Road marking machine with a pump combination driven in proportion with the traveling speed A road marking machine comprising a spray gun and a combination of two displacement pumps for supplying the marking substance to the spray gun, wherein the combination is driven in proportion with the traveling speed and wherein the pumps, each after star... | 04/11/2000 |
| 5975374 | Depositor apparatus An improved depositor apparatus for depositing material from a material source. The depositor apparatus including first and second dispensing assemblies having spaced-apart outlets. The first and second dispensing assemblies are reciprocally operated to a... | 11/02/1999 |
| 5439139 | Toy water gun A toy water gun comprises an elongated housing, a water reservoir attached to the housing, and two water pumps received in the housing. Each water pump includes a cylinder having a first end and a second end, a piston movable along the cylinder in sealing... | 08/08/1995 |
| 5398847 | Cylinder/piston type fluid container In a fluid container comprising a container main body, a first piston member which defines a fluid containing chamber of a variable internal volume in cooperation with associated walls of the container main body, and a content expelling tube for conductin... | 03/21/1995 |
| 5381928 | Action toy water weapons An action toy system including a capsule for containing water having an orifice and a plunger and a spring loaded mechanism for driving the water from the orifice. The action toy may be configured as a shotgun accepting a plurality of prefilled shell caps... | 01/17/1995 |
| 5381837 | Mixing apparatus for powder materials A new powder mixing apparatus can mix a plurality of materials in a limited area of installment of apparatus by providing a plurality of container devices on both sides of a movement device so that the movement device carrying a mixing vessel can move rec... | 01/17/1995 |
| 5277338 | Fluid metering apparatus A metering apparatus, which may be single or double acting, includes a valve device including a closure member, an inlet port, an outlet port and one or two other ports communicating with a metering chamber of the single-acting apparatus or respective met... | 01/11/1994 |
| 5190191 | Apparatus for measured and unmeasured dispensing of viscous fluids A viscous fluid dispenser is provided including a housing enclosing a pressurizable viscous fluid reservoir connected to a collapsible measuring chamber. A valve is connected therebetween and can be activated to fill the chamber on demand. The dispenser w... | 03/02/1993 |
| 5154326 | Vibrator and screw combined conveying device used in weighing of powder A conveying device used in weighing apparatus for conveying powder comprising a conveying cylinder which is subjected to a vibrational movement by a vibrator to finely control the powder exited from the cylinder. Inside the conveying cylinder, there is a ... | 10/13/1992 |
| 5108038 | Material spreader for conveyor-type hopper body An elongated particulate material spreader hopper is provided for detachable mounting on the back end of a conventional sand/salt hopper truck to allow its use in summer for spreading of gravel and other particulate material in road building and resurfaci... | 04/28/1992 |
| 4997111 | Liquid dispensing apparatus A unified structure defining a liquid dispensing apparatus mounted on a stand pipe that protrudes outwardly through an outlet passage in a tubular fitting and is adapted to be sealably mounted in one end of a liquid container. The structure also includes ... | 03/05/1991 |
| 4957220 | Vending machine last drink sensor and dispensing apparatus A last drink sensor and dispensing apparatus for use in beverage dispensing bag-in-box vending machines is disclosed. The sensor and dispensing apparatus is disposed between the pump and dispensing nozzle of the vending machine and operates to sense the c... | 09/18/1990 |
| 4938391 | Convertible metering apparatus for different flowable goods of unlike consistency A convertible metering apparatus for dispensing metered quantities of different flowable goods of unlike physical properties comprises a housing defining a material storge chamber therein; a motor; and a drive shaft being rotatably connected to the motor ... | 07/03/1990 |
| 4899908 | Vending machine for dispensing heated peanuts A vending machine comprises a substantially enclosed housing which has an upper, a lower, and a front portion and an internal heating apparatus. The machine has an upper reservoir within the upper portion of the housing which contains a large quantity of ... | 02/13/1990 |
| 4865226 | Metering and mixing of multi-component plastics A method and apparatus for metering and mixing multi-component plastics, in particular polyurethane, in which two or more hydraulic piston and cylinder units (A1 and A2) for each component, operate periodically by a balanced procedur... | 09/12/1989 |
| 4823991 | Manually operated dual invertible pump A manually operated dispensing pump has dual pump mechanisms, one pump being operable in a normal upright position and the other pump being operable when the apparatus is inverted. The dual pumps are fed from the same storage vessel for the media to be pu... | 04/25/1989 |
| 4782588 | Door hinge applicator A machine that takes screws out of a hopper and delivers them to a screw driving station where they are driven by motor operated screw driver members to secure a hinge to a door and a jamb. Inside the hopper, a screw lifting member engages, lifts, aligns ... | 11/08/1988 |
| 4775105 | Electrostatic powder spray gun An electrostatic powder spray gun comprises a powder cup and is constructed such that the powder cup comprises a removable cover which is secured to the pistol tube of the gun in an easily-detachable manner, whereby a conveying tube and an air tube extend... | 10/04/1988 |
| 4712717 | Combined drop and broadcast spreader for granular material A combined drop and broadcast spreader for granular material is mountable on the implement of a front end loader. The spreader includes a hopper containing a plurality of discharge openings in the bottom. A rotatable impeller in the bottom forces the gran... | 12/15/1987 |
| 4671429 | Method and apparatus for volumetric dosing viscous products A method and apparatus for dosing viscous, aerated material like ice-cream and ice mixes. The method comprises filling a volumetric dosing chamber from a supply, dispensing said amount through a dispensing conduit and returning at least part of the materi... | 06/09/1987 |
| 4651868 | Vibratory conveyor A conveyor arrangement for assembly parts comprises a rectilinear vibratory conveyor track comprising two conveyor track parts constituting guide members for the assembly parts, a device for feeding the assembly parts to the conveyor track, a base plate s... | 03/24/1987 |
| 4635829 | Measured volume dispenser A dispensing apparatus for dispensing discrete measured amounts of fluent material. A dispenser body includes a horizontal tubular chamber having an upper inlet port and a lower outlet port in communication with the tubular chamber. A reservoir communicat... | 01/13/1987 |
| 4609131 | Seed dispensing device A seed dispensing apparatus includes an upper grain flute housing which mounts a grain flute type seed dispensing system, as well as a lower seed plate housing which mounts a seed plate type dispensing system. Both the flute type dispensing system and the... | 09/02/1986 |
| 4498635 | Material dispensing machine A machine for dispensing dry and moist materials including those which are self-adhering and/or compactible or which tend to agglomerate comprising a material dispensing chute formed at its sides by horizontally reciprocating, expanded metal grid plates w... | 02/12/1985 |
| 4496083 | Loose or bulk good container equipped with a device for the discharge of loose or bulk goods Within a loose or bulk good container there is arranged a loosening wheel which is wider than a discharge spiral. The loosening wheel is secured by a wheel holder device at a removable wall portion of the container. The removable wall portion is arranged ... | 01/29/1985 |
| 4436230 | Arrangement for pulsation-free feeding of a liquid medium A device for providing pulsation-free feeding of a liquid medium from a supply container to a consuming device for use in a road-marking machine is disclosed. Two statically-operating reciprocating-piston pumps are arranged between the supply container an... | 03/13/1984 |
| 4387834 | Combination thermoplastic and glass loaded thermosetting injection molding machine and method for operating same An injection molding machine which is capable of injecting both thermoplastic compounds and glass loaded thermosetting polyester compounds, wherein the machine is capable of rapid conversion from its thermoplastic configuration to its thermosetting config... | 06/14/1983 |
| 4174788 | Batching plant for lime concrete A batching pump for lime concrete comprising a base, a longitudinal displacement feeder attached to said base, at least one evacuator conduit attached to said base, at least one cylinder for receiving at one end thereof lime concrete and pumping lime conc... | 11/20/1979 |
| 4154373 | Bucket wheel charging valve A bucket wheel charging valve having an outer enclosing housing with first and second counter-rotatable wheels on parallel axes therein with each wheel having cells along the periphery with the cell walls swung on an axis coincident with the opposite whee... | 05/15/1979 |
| 4053087 | Dispenser for granular material A dispenser for granular material such as sugar and coffee or other beverage ingredients, having a bucket-type valve assembly which assures accurate dispensing of predetermined amounts of the desired material through a quick-acting spring device. A coin o... | 10/11/1977 |
