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| Number | Title | Issue Date |
| 5300028 | Method and apparatus for preventing improper use and disposal of hypodermic needles A device for holding a sealed container for a sterile hypodermic needle while the seal is broken, the needle is coupled to a syringe and removed by the syringe from the container and used one or more times on a single patient and then returned by the syri... | 04/05/1994 |
| 5244747 | Thermoplastic core and method of using Thermoplastic cores reinforced with strong magnetic shots or/and particles are molded and then thermosets are molded around this thermoplastic core. The thermoplastic core is decored by a magnet at a high temperature above the softening point of thermopla... | 09/14/1993 |
| 5223347 | Creep resistant composite alloys A fabrication method of strengthening metallic alloys by composite technology has been developed by mixing steel shots or aggregates with conventional alloys, thus preventing cold flow or creep. Preventing creep is advantageous in thermal plugs which must... | 06/29/1993 |
| 5186196 | Beverage shader A holder for an individual open top beverage container with an umbrella pivoted to the holder which is biased to a protective position over the top of the container when the holder is supported on a table or the like and is tilted out of the way when the ... | 02/16/1993 |
| 5170808 | Acid perm method In acid perms, the moist hair while still wet from a shampoo is wound around curling rods and saturated with an acid perm solution. A band or strip of absorbent cotton is placed across the forehead below the hair line. The rim of a visor is mounted on the... | 12/15/1992 |
| 5080033 | Spinnaker launching and dousing device A spinnaker of the type collapsed edgewise both laterally and vertically to furl the sail in which the furling line is attached to the top of the sail and the connections of the guy lines to the boat are released to allow the sail to blow freely from the ... | 01/14/1992 |
| 5078636 | Bubble maker with top reservoir on a glider A glider having one or more soap bubble forming rings each discharging a trail of bubbles. A reservoir feeds soap solution to the uppermost section of the ring. The reservoir is set back of the trailing face of the ring and the sides of the reservoir dive... | 01/07/1992 |
| 5074504 | Flowerpot holder A flowerpot holder having an inverted hook section receiving the rim of the pot, a shoulder supporting the lower edge of the rim and a flat section complementary to the lower end of the pot for holding the pot level.... | 12/24/1991 |
| 5070951 | Drill for water wells A rotary well drilling unit, particularly for water wells, comprises a tubular rotatable drill string string through which water is pumped. Attached to the lower end of the drill string is a drill head having side-by-side cutter blades. The cutter blades ... | 12/10/1991 |
| 5034283 | Economic fabrication of composite zinc alloys Chilled iron shots with the carbon content being about 3 weight % are mixed with zinc-based alloys containing copper at a temperature between the liquidus and solidus of the matrix phase alloy such that the matrix alloy becomes a mixture of liquid and sol... | 07/23/1991 |
| 5016503 | Adjustable open end wrench This invention is an open end wrench which is self-adjusting and ratcheting, which clamps a nut with a force greater than the nut turning force exerted on the wrench handle and which fits an entire range of nut sizes.... | 05/21/1991 |
| 5003703 | Alignment indicator for machine tools An indicator to be squeezed between the parts to be aligned in which the indication is provided by a level device associated with the indicator.... | 04/02/1991 |
| 4962003 | Development of fusible alloy composites In summary of this disclosure, the present invention provides novel metal matrix fibrous composites which can be used as a fusible core in molding plastics. Modifications are possible within the scope of this invention.... | 10/09/1990 |
| 4945836 | Rapid expansion bullet A high energy rapid expansion bullet for handguns, rifles and the like with greater killing power and protection from excessive gas pressures due to overloading of powder or obstruction in the gun barrel and without over penetration which could endanger b... | 08/07/1990 |
| 4941638 | Blind spot mirror A blind spot mirror to be adhesively mounted on an inner surface of a windshield. The mirror is mounted on a flat surface on a friction ball which is part of a ball joint for adjusting the mirror.... | 07/17/1990 |
| 4938394 | Container for dispensing measured quantities of free flowing powdered material A container for dispensing measured quantities of free flowing material such as powders which is designed to be manufactured from a single blank of cardboard. The operation of the container is controlled by two generally parallel baffles spaced from each ... | 07/03/1990 |
| 4938172 | Supplement system for transferring heat from a furnace exhaust stack to a hot water tank A supplementary hot water heating system which transfers to a hot water tank heat from exhaust gas in the furnace stack which would otherwise be wasted. When the water in the supplementary heater core is heated to a desired temperature, normally closed va... | 07/03/1990 |
| 4937103 | Scratch a sketch A colored coating soft fired on a ceramic baseis scratched to remove the coating where scratched to produce a picture or design which is preserved by hard firing and glazing.... | 06/26/1990 |
| 4936719 | Cutter and indexable on edge inserts with aligned corners and staggered serrated edges A rectangular insert of cutting material having top and bottom surfaces intersected by longitudinal edge surfaces to form four main longitudinal cutting edges. The top and bottom surfaces have ribs normal to the edge surfaces at each corner and sinusoidal... | 06/26/1990 |
| 4927712 | Fusible core alloy composites for plastics molding Tin-based alloys filled with steel shots or/and reinforced with short tin-coated steel fibers were prepared by melting the alloy phase and by mixing filler shots/fibers with the molten alloy in an air atmosphere with the addition of ammonium chloride. The... | 05/22/1990 |
| 4918755 | Disposable glove or mitt for self-service gasoline and frozen food handler A glove made of a sheet of foamed plastic bubbles of random sizes filled with air with the largest bubbles being of diameter much less than finger width which provides a cushioned gripping and thermal insulation useful im pumping self-service gasoline and... | 04/24/1990 |
| 4902153 | Control for foam brush for coin operated car wash A brush holder for unattended car wash bays which releases the brush for the period paid for by coin deposits and locks the brush upon termination of that period.... | 02/20/1990 |
| 4876526 | Heavy duty flasher An op-amp flasher for trucks, busses, ambulances and other equipment requiring flashing high power light sources. The flashing is made more noticeable and lamp life increased by increasing the spacing between the flashes so that the flashes are on less th... | 10/24/1989 |
| 4831949 | Spinnaker launching and dousing device A spinnaker sail is furled by bunching the edges of the sail together edgewise and holding the edges in a compact bunch by a furling line. The spinnaker is unfurled by hoisting the spinnaker to the top of the mast, releasing the furling line, and pulling ... | 05/23/1989 |
| 4826134 | Intake valve for air compressors and the like A valve having a valve member of diameter less than the bore of an air compressor inlet which closes against a seal of flexible material such as TFE projecting into the bore of the inlet.... | 05/02/1989 |
| 4815900 | Method for cutting slot in a head form A method of use of a rotary tool for forming the skin receiving groove at the lip line of an animal head form. The tool produces a narrow slot at the junction line of the upper and lower lips with an enlargement below the slot and with round holes at the ... | 03/28/1989 |
| 4794665 | Rotary cutter with serrated edges and positive/negative axial rake A rotary cutter having serrated cutting edges formed by the intersection with a cutting face of serrations angularly inclined to the cutting face to provide side clearance for the trailing sides of the serrations.... | 01/03/1989 |
| 4778454 | Syringe loading fixture A fixture for loading a syringe from a vial of liquid which is of particular value to those with poor (or no) vision, the fixture being characterized by a gauge for measuring the quantity of air to be injected into the vial prior to loading and the quanti... | 10/18/1988 |
| 4745635 | Disposable glove or mitt for self-service gasoline A glove made of blister pack material to be worn for self-service gasoline.... | 05/24/1988 |
| 4704852 | Rake for baseball and softball fields A rake for softball and baseball infields and baselines which smooths the surface after each game without leaving any tracks. The rake may be pulled by hand or by a lightweight tractor.... | 11/10/1987 |
| 4649730 | Automobile body and frame straightening tool A tool for exerting tension through the automobile bumper shock absorber to pull frames and bodies into design position after a crash.... | 03/17/1987 |
| 4604906 | Flowmeter A strain gage flowmeter in which the sensing element is an airfoil aligned with the flow of the fluid to be measured and the flow responsive thrust on the element is transverse to the flow. This type of flowmeter can measure accurately flow in which the r... | 08/12/1986 |
| 4588186 | Stretching apparatus A self-contained stretching apparatus with two ropes extending from a shoulder harness fitting over the mid-chest region to a foot receiving stirrup. Each rope has a separate handgrip. By putting one foot in the stirrup and pulling the handgrips, various ... | 05/13/1986 |
| 4584043 | Insulated concrete block assembly and method of making the same An insulated concrete block assembly which can be laid dry or with mortar joints. The assembly has a pair of standard concrete blocks adhesively bonded to opposite sides of a panel of insulating material and a flat sheet metal tie bridging the panel and h... | 04/22/1986 |
| 4582497 | Decorative spinner A decorative spinner in which a hub and wind actuated blades are molded in one piece of plastic. The blades are connected to the hub by triangular spokes substantially in planes including the axis of the hub. Each spoke connects the leading and trailing e... | 04/15/1986 |
| 4579717 | Air freshener A room air freshener in the form of a porous ceramic ring sized to rest on the upper end of a conventional electric lamp bulb. The ring has a cavity in its top surface of volume less than the combined volume of the pores of the ceramic so that a fragrant ... | 04/01/1986 |
| 4554739 | Hemming rule A measuring stick or rule which quickly provides a line along which a pant leg is to be cut and a line along which said pant leg is to be folded in order to provide the desired length.... | 11/26/1985 |
| 4541629 | Plastic baseball bat and method of making the same An injection molded baseball bat with a core of thermoplastic plus a blowing agent and a solid skin of thermoplastic per se injected into the mold at one and the same time. The skin and core may be of the same or of different thermoplastic. The baseball b... | 09/17/1985 |
| 4524949 | High pressure butterfly valve with floating disk valve member A butterfly valve for high pressures in the range of 150 to 2500 pounds per square inch and high temperatures in which the valve member is cammed by axial movement of the stem to the closed position by a cam in a diametral slot in the valve member and the... | 06/25/1985 |
| 4525872 | Amplifier An accessory for mounting on the receiver of a personal paging system. The receiver is normally worn below ear level and the accessory increases the sound of the paging signals reaching ear level.... | 06/25/1985 |
