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| Number | Title | Issue Date |
| 4612707 | Cutting and scraping device A cutting and scraping device is formed of two substantially identical sections which are joined together to form a slot which receives a razor blade having a blade edge and a handle edge. A locking member is provided to lock the blade in place with eithe... | 09/23/1986 |
| 4598591 | Apparatus for determining the variations in volume of an expandable deformable cell embedded in soil and subjected to internal pressure gradients The invention relates to pressuremetric apparatus used to determine the mechanical properties of soil. The apparatus comprises means which include solenoid valves (10, 14, 19), pressure sensors (11, 16, 20), and an electronic unit (21) which controls the ... | 07/08/1986 |
| 4577085 | System of transformers for a welding apparatus A transformer system for resistance welding intended for installation on robotic devices comprises an auto transformer having a tap selection switch connected through electrical conductors to an isolation welding transformer located at the end of the robo... | 03/18/1986 |
| 4574594 | Portable ice table with frictionally engageable leg locking mechanism A portable ice table having a platform comprised of a light-weight material with an outer insulated surface and a removable insulating cover. The platform includes a handle, a recessed dry storage compartment and a recessed ice storage compartment separat... | 03/11/1986 |
| 4574316 | Document scanners A document scanner is described for scanning a page of a book comprising a movable housing having at least one flat face containing a window through which light from a document to be copied can pass. A scanner within the housing adapted to scan an image o... | 03/04/1986 |
| 4574047 | Filtering device A fluid filtering device comprising a housing having an open top and defining an interior chamber while an inlet and an outlet on the housing are open to the chamber. A filter bag is removably insertable into the chamber through the open top of the housin... | 03/04/1986 |
| 4572097 | Oil level detector An oil level sensing device is provided for use in conjunction with an engine having a cycling vacuum source, an oil reservoir and a dip stick guide tube extending upwardly from the oil reservoir. The device comprises a housing defining a chamber while a ... | 02/25/1986 |
| 4569779 | Solution for cleansing a cooling system The present invention provides a chemical solution and method which, when introduced into the cooling system of a liquid cooled engine, removes oxidized material such as sludge and rust by chemical reduction without draining or flushing the cooling system... | 02/11/1986 |
| 4569233 | Flow meter indicating device The present invention provides a device for generating an electrical output signal representative of the flow rate through a fluid flow meter of the type having a mechanical output member movable in an amount proportional to the fluid flow rate. The devic... | 02/11/1986 |
| 4567528 | Document scanners A document scanner for scanning a page of a book which includes: 1. a movable housing having at least one flat face containing a window through which light from a document to be copied can pass. 2. a scanner within the housing adapted to scan an image of the docume... | 01/28/1986 |
| 4564331 | Robot A robot of the type having a housing and a manipulator mounted to the housing and movable along a plurality of predetermined axes of movement. A drive mechanism is associated with the each axis of movement for moving, upon actuation, the manipulator along... | 01/14/1986 |
| 4557161 | Infinitely variable rotary drive transmission The present invention provides an infinitely variable rotary drive transmission having an input member and an output member rotatably mounted to a housing. A slide is linearly reciprocally mounted to the housing in a direction substantially radial with re... | 12/10/1985 |
| 4552308 | Turbine engine variable geometry device A variable geometry device for use with the turbine nozzle of a turbine engine of the type having a support housing and a combustion chamber contained within the support housing. A pair of spaced walls in the support housing define an annular and radially... | 11/12/1985 |
| 4549364 | Apparatus and method for making snow roads A method for laying a snow road or an airplane runway on a snow or ice covered surface includes the removal of a predetermined and relatively small portion of the snow or ice surface, which is melted to water and mixed with the snow or ice remaining on th... | 10/29/1985 |
| 4548235 | Fluid handling device The present invention provides a fluid handling device which operates as a combination check valve and fluid flow meter. The device includes a housing having an inlet and outlet and a fluid passageway formed therebetween. The housing forms a valve seat in... | 10/22/1985 |
| 4451237 | Dental anchoring means Dental anchoring means of the kind including a threaded pin which is located in a hole in a tooth. Before insertion into the hole, the pin is integral with a shank through a neck which allows the pin to break off from the shank after insertion. The pin and sha... | 05/29/1984 |
| 4444358 | Fluid reservoir and connector A windshield washer fluid supply comprising a bracket adapted to hold a conventional windshield washer solvent container in which the solvent is originally purchased. The invention also includes a plug which can be secured to the mouth of the solvent cont... | 04/24/1984 |
| 4440185 | Support stand for a food slicer A food slicer support stand comprising a frame, a support platform for supporting the slicer, a drain receptacle secured to the drain below the support platform, and a vertically displaceable housing which encloses an area around the food slicer in its up... | 04/03/1984 |
| 4431277 | Viewing device A viewing device for mounting in a wall or door frame to provide a view of the exterior of the building to an occupant of the building comprises a tubular housing and a pair of reflectors mounted by arms at one axial end of the housing so that they extend... | 02/14/1984 |
| 4425870 | Paint spray booth A novel paint spray booth is disclosed for spray painting articles, such as motor vehicles. The paint spray booth comprises a housing having a substantially horizontal floor spaced upwardly from its bottom thus forming an upper housing chamber and a lower... | 01/17/1984 |
| 4424674 | Die casting machine A pressure die casting machine having a working cylinder enclosing a working piston adjacent a multiplier cylinder having a multiplier piston slideably mounted therein. The working chamber intermediate the working piston and the multiplier piston is conne... | 01/10/1984 |
| 4419240 | Fluid filtering device A fluid filtering device comprising a housing having an interior chamber with an open top and an inlet and outlet open to the chamber. An annular seat is secured to the housing within the chamber in a position spaced downwardly from the open top so that t... | 12/06/1983 |
| 4413868 | Retractable receptacle support mechanism A retractable basket carrier with chain and sprocket mechanism or travel bar mechanism. A mechanism is provided in the alcove of a desk or similar space in a cabinet to move a carrier from an inner hidden position to an extended position which accesses a ... | 11/08/1983 |
| 4412359 | Posterior chamber lens implant A posterior chamber lens implant is disclosed for use after extracapsular surgery. In extracapsular surgery the interior of the lens of the human eye is evacuated through a surgical opening formed in the front membrane of the lens while leaving the rear m... | 11/01/1983 |
| 4411260 | Penis prosthesis A penis prosthesis is in the form of a flexible rod member comprising implantable plastic material, at least in the outer region thereof. The rod member is subdivided into at least two portions, and one portion is provided at the junction location or loca... | 10/25/1983 |
| 4409005 | Method and apparatus for separating liquid and solid contaminants from a flowing gas A separator device, and a method, for removing water and foreign matter entrained in a compressed fluid is disclosed. The device includes a housing having an inlet port fluidly connected to the compressed fluid source, an outlet port and a chamber fluidly... | 10/11/1983 |
| 4408585 | Fuel control system A fuel control system for a spark ignition internal combustion engine of the type having a source of fuel and a pump for supplying the fuel from the fuel source and to the engine at variable flow rates. The fuel control system of the present invention is ... | 10/11/1983 |
| 4407380 | Weighing device for fluent material A weighing device for fluent materials, for example grain, enables a flow of the material to be weighed. The device includes a sensor member with an inclined surface over which the flow passes. The member is supported in cantilever and the force on the me... | 10/04/1983 |
| 4404966 | Headrest for a chiropractic device A headrest is provided for use with a chiropractic table and comprises a base plate and a strap for securing the base plate to the table. A support plate is hinged on one edge to one edge of the base plate so that the support plate is pivotal between an u... | 09/20/1983 |
| 4403914 | Variable geometry device for turbomachinery A variable geometry device is provided for use in a turbine engine having a support housing, a rotor contained within the support housing and a pair of spaced walls forming an annular and radially extending passageway open at one end to the rotor. An annu... | 09/13/1983 |
| 4400404 | Food product and method of preparing same A food product and a method of preparing the same in which a rectangularly shaped piece of dough of a predetermined consistency is provided with a paste-like filling on one side thereof. A portion of the rectangularly shaped dough is folded on its short e... | 08/23/1983 |
| 4399777 | Engine block An engine block for a reciprocal piston internal combustion engine which is constructed from two substantially identical block halves. Each block half includes a mating surface formed around its outer periphery which is symetrical about the center line an... | 08/23/1983 |
| 4399627 | Flexible cleaning shaft with brush adapter A gun barrel cleaning device comprising an elongated flexible shaft having a slotted link swively secured to one end of the shaft and a tubular coupling having a threaded axial bore swively secured to the other end of the shaft. An adapter sleeve is also ... | 08/23/1983 |
| 4394841 | Vessel for recovering material A vessel to recover material in the form of oil and timber from the surface or bottom of the sea comprises a conveyor, which projects down below the water level and is mounted to the vessel in an elevatable manner in order to enable variation of the level... | 07/26/1983 |
| 4393619 | Doll eye having insert forming the iris A unique doll eye is disclosed which has the realistic appearance of a human eye. The doll eye comprises a substantially spherical body constructed of porcelain and with a hole formed diametrically through it. An eye insert having an elongated stem and a ... | 07/19/1983 |
| 4389976 | Animal feeding apparatus An animal feeding device which supports feeding dishes at an elevated level and which protects the food in the dishes comprises a housing having a roof portion which extends over a raised shelf. The shelf includes apertures into which the bottom of the fe... | 06/28/1983 |
| 4388835 | Fluid flow meter A fluid flow meter comprising a housing having a fluid inlet, a fluid outlet and defining an internal fluid chamber. A fluid passageway is formed in the housing for connecting the inlet with one end of the chamber while the outlet is open to the other end... | 06/21/1983 |
| 4387515 | Bowling shoe protector A bowling shoe protector comprising a thin, slightly flexible sole having an enlarged, generally foot-shaped configuration, and a single support strap secured at the longitudinal center of the sole. The strap includes a hook and pile connector so that the... | 06/14/1983 |
| 4387453 | Turntable system with low aggregate resonance A high fidelity turntable system with low aggregate resonance is disclosed. The turntable system comprises a tone arm assembly and a belt-driven platter assembly joined rigidly by a silent substructure of pure aluminum tubing and other shapes. This low ac... | 06/07/1983 |
| 4387022 | Fluid filtering device A fluid filtering device is provided for use with a fluid system having a fluid reservoir at least partially filled with fluid. The filter device comprises a housing which is submerged within the reservoir and has a fluid port. An elongated filter assembl... | 06/07/1983 |
