Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 7318357 | Machine and method for allowing different fluid or gas flow rates in different directions in a conduit A machine for allowing different fluid or gas flow rates in different directions through a conduit with a freely pivotable valve element, and a valve element stop so as can provide for limited flow of a fluid or gas in one direction and full flow in the reverse dire... | 01/15/2008 |
| 7318706 | Valving for multi-stage vacuum pumps A multi-stage vacuum pump comprises a first piston in a first cylinder defining a first stage pumping chamber and a second piston in a second cylinder defining a second stage pumping chamber. The pump has a spool valve between the first and second cylinders for cont... | 01/15/2008 |
| 7131820 | Method for controlling a thick matter pump A method for controlling a thick matter pump comprising two delivery cylinders (10) emerging, via two openings (12), into a material reservoir (14), associated with two delivery pistons (26), symmetrically synchronized relative to said cy... | 11/07/2006 |
| 7048006 | Material feeding container for two-cylinder thick matter pumps The invention relates to a material feeding container for two-cylinder thick matter pumps. The material feeding container (24) has a material supply opening (30) oriented upward, two feed cylinder openings (34) arranged in the front wall (36 | 05/23/2006 |
| 7048157 | Metering machine A metering machine comprising a frame receiving a hopper, at least one duct opening out into the hopper in the vicinity of a bottom thereof and receiving firstly a portion of a transfer screw extending at the bottom of the hopper, and at least one metering cylinder ... | 05/23/2006 |
| 6929454 | Thick matter pump In a thick matter pump, especially for delivering concrete, comprising two delivery cylinders, it is known to provide two position sensors in one of the two cylinders for control of the pistons. However, leakage of hydraulic fluid can lead to an imbalance of the two... | 08/16/2005 |
| 6857861 | Ring for concrete pump A pivot pipe for a two-cylinder thick material sludge pump is designed to reduce the rate of wear of the sealing surfaces and flow bores of the pivot pipe and cooperating outlets on the two pump cylinders. As the pivot pipe oscillates from one pump cylinder to the o... | 02/22/2005 |
| 6821097 | Concrete pump with S-tube valve assembly with wear ring-spring-retainer ring construction A concrete pump includes a hopper having a plate with a pair of openings and an S-tube valve assembly which is movable between the two openings. The valve assembly includes an S-tube which is connected to a mounting plate which is pivotally mounted on the hopper. A ... | 11/23/2004 |
| 6572344 | Compact pump or motor with internal swash plate A fluid translating device is provided that includes a first member having fluid inlet/outlet ports and a second member having a plurality of pistons disposed therein secured to a stationary central shaft. A camplate and port plate is disposed in the flui... | 06/03/2003 |
| 6568923 | Fluid suction and discharge apparatus It is an object of the present invention to provide a fluid suction and discharge apparatus capable of continuously discharging fluid with a predetermined flow rate and pressure continuously sucking the fluid without substantially giving rise to pulsation... | 05/27/2003 |
| 6514569 | Variable volume positive displacement dispensing system and method Aspects of the present invention are directed to methods and apparatus for dispensing material onto substrates. A dispensing system is provided for dispensing a metered quantity of dispensing material onto a substrate. The dispensing system includes a dis... | 02/04/2003 |
| 6494687 | Metering device for viscous liquids with a plurality of selectively engaged metering pumps, metering channels, supply channels, and bypass channels for flush cleaning A metering device for liquids, especially for viscous liquids, preferably liquids which are to be metered under sterile conditions, with a plurality of metering pumps which can be simultaneously actuated. To achieve an optimized mode of operation, it is p... | 12/17/2002 |
| 6443718 | Shuttle valve for concrete pump A shuttle valve for use in a pumping apparatus for pumping concrete or the like. The valve uses belleville springs to hold a wear ring against the concrete hopper, thereby creating a seal.... | 09/03/2002 |
| 6338615 | Pipe switch for two-cylinder thick-material pump The present invention relates to a pipe switch for a dual-cylinder thick-liquid pump, wherein said system comprises a pivoting pivot pipe (36) located in the front of a glasses-like wear plate (34) on the cylinder side as well as a wear ring (38) which is... | 01/15/2002 |
| 6206662 | Two-cylinder slurry pump A two-cylinder slurry pump (1) includes: a filling tank (2) for receiving thick matter; an agitator whose shaft (11) is placed in the filling tank (2), and a pivoting sleeve valve (16) fitted in the filling tank (2) which regulates the alternating intake ... | 03/27/2001 |
| 6179587 | Dispensing valve mounted on dispensing pumps A dispensing valve comprises a housing defining a cylindrical cavity and feeding and discharge channels communicating with the cavity respectively through feeding and discharge ports. The cylindrical cavity has a diameter larger than the diameter of the f... | 01/30/2001 |
| 5718570 | Rotary control valve for a piston pump A reciprocating piston pump provides pulsation free delivery of liquid. It is suitable for use in compact environments or for the delivery of small amounts of liquid, as in chromatographic analysis devices. The pump includes two pistons with pumping chamb... | 02/17/1998 |
| 5458470 | Pumping apparatus A pumping apparatus of the type comprising twin cylindrical pumping chambers which alternately take in and deliver material to be pumped, the taking in being via ports in a common feeding chamber and the delivery being via a delivery conduit which moves t... | 10/17/1995 |
| 5431549 | Bidirectional aspetic volume filler The invention provides a series of bi-directional aseptic volume filler cylinders, that are able to provide measured volume fillers as the piston is driven in both directions by providing an aseptic disk value which is able to direct material in the desir... | 07/11/1995 |
| 5304041 | Method and device for dosing pumping A method of pumping a product by means of a dosing pump unit entails that two individually driven pump chambers, which are connected with a common outlet, are controlled in such a way that the suction phases of the pump chambers overlap each other so that... | 04/19/1994 |
| 5302094 | Tube switch for a double-cylinder sludge pump A tube switch for a double-cylinder sludge pump is provided including a swing pipe, a wearing ring and an elastic member. The swing pipe is adapted to swivel in front of a center plate and includes an extension portion having an inner surface. The wearing... | 04/12/1994 |
| 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 |
| 5267839 | Reciprocatory piston type compressor with a rotary valve A reciprocatory piston type compressor having an axial cylinder block in which a plurality of axial cylinder bores are formed for receiving pistons therein to compress a refrigerant and to discharge the compressed refrigerant, housings air-tightly connect... | 12/07/1993 |
| 5190449 | Material feed tank for sludge pumps A material-feeding container is disclosed for two-cylinder thick-matter pumps having feeding cylinders that open into the container. Inside the container is arranged a switchable guide-tube linked to the feeding line and alternatively movable between the ... | 03/02/1993 |
| 5180294 | Concrete pump having pressurized seal for swing tube A pressure sealing assembly for a swing tube-type concrete pump. The assembly provides a fluid-tight seal between the intake end of the swing tube and the ports of the pumping cylinders. Pressure faces are formed in the bearing assembly where the discharg... | 01/19/1993 |
| 5071326 | Double piston portioning apparatus Apparatus (20) for successively supplying substantially equal portions of a flowable comminuted product such as sausage from a source thereof to a delivery zone is disclosed wherein dual product portioning chambers (80, 88, 82, 90) are provided which func... | 12/10/1991 |
| 5037275 | Pipe junction switch for two-cylinder thick-material pump A pipe switch for two-cylinder thick-material sludge pumps comprises a pivot pipe (1) pivotable in front of a wear plate (8). A wear ring (22) is disposed axially slidable to a limited amount against the spring force of a rubber-elastic sealing ring (3) o... | 08/06/1991 |
| 4924898 | Vacuum assisted material mover A pumping system for sludge including hazardous waste material and other viscous material includes a vacuum pump for drawing sludge into and through an intake line to a separator where the heavier components of the sludge descend into a closed tank hopper... | 05/15/1990 |
| 4893992 | Two-cylinder thick-material pump The invention relates to a two-cylinder piston pump with a pre-compression device for concrete, slurry, and the like material. This pump has the advantage over the pumps known in the art that the pre-compression unit (3) can be flanged on at the hopper (1... | 01/16/1990 |
| 4854838 | Hydraulic pump gate apparatus An improved, hydraulically controlled pump for coarse, viscous material such as, but not limited to, concrete, and a gate mechanism for the pump.... | 08/08/1989 |
| 4790728 | Dual-rigid-hollow-stem actuators in opposite-phase slurry pump drive having variable pumping speed and force A slurry pump has slurry hopper and dual pumping cylinders. The slurry pumping members are driven by opposite-phase actuators. Each actuator has a rigid-hollow-stem partition dividing the space between the actuator plunger and the cylinder into two drive ... | 12/13/1988 |
| 4767031 | Dosing and filling of fluid or pasty masses, in particular nutrient materials which are to be kept free of contaminants, such as milk, yogurt, pudding, dessert or the like into containers The invention relates to a dosing and filling arrangement for containers of fluid or pasty masses, in particular contaminant-free nutrient material, such as milk, yogurt, pudding, desserts or the like. The arrangement includes a housing having two axially... | 08/30/1988 |
| 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 |
| 4661049 | Metering pump A metering pump including adjacent valve and pump chambers, the valve chamber having inlet and outlet connections and a valve plug angularly shiftable in the valve chamber to communicate said connections with opposite sides of the plug upon angular shifti... | 04/28/1987 |
| 4659293 | Pumping system with air conveyance and method A high volume long distance pumping system for heavy sludges and contaminated flowables utilizes a blower powered air conveyance arrangement to draw solids and air from an available source and deliver the mixture through a hose to a separator from which e... | 04/21/1987 |
| 4653990 | Positive double-piston displacement pump conveying pasteous material In positive displacement pumps using double pistons for the alternating supply of pasteous material from two supply cylinders through a pivotable feed tube arranged in a feed chamber spaced at a radial distance from a controllably positionable shaft, the ... | 03/31/1987 |
| 4614483 | Device for sealing a concrete pump The invention relates to a device for sealing in the zone of contact between the mouths of alternately charging and discharging delivery cylinders of a concrete pump and a swinging pipe that is alternately movable to alignment in front of the cylinder tha... | 09/30/1986 |
| 4613290 | Evacuated pumping system A pumping system for various flowables utilizes a dual alternating piston pump in communication with a tank hopper having flowable material inlet and delivery lines and an internal oscillating elbow conduit equipped with a pressurized wear plate which is ... | 09/23/1986 |
| 4599049 | High pressure meter pump A high pressure meter pump system with improved accuracy is provided by subdividing a large meter pump capacity into metered subvolume charges which are incrementally delivered to a high pressure slave pump. This enables the pump sytem to achieve improved accu... | 07/08/1986 |
| 4580954 | Oscillating-deflector pump A slurry pump having a pair of cylinders aligned one on either side of a centrally-disposed oscillating-deflector element; each cylinder has a housing in which are defined co-axial, registering hydraulic and slurry cylinder bores, and a piston rod having,... | 04/08/1986 |
