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| Number | Title | Issue Date |
| 4382866 | Electro-chemical system for liquid filtration An electro-chemical system for liquid filtration for effecting removal of dissolved and suspended solids, undesirable ions, etc, therefrom, and decontaminating same, involving a basic electro-chemical filter device that comprises a canister of cylindrical... | 05/10/1983 |
| 4381673 | Vibrational stress relief A method and apparatus for accomplishing stress relief in fabricated structures by application of dynamic loading induced by vibration to relieve residual stresses sufficiently to achieve dimensional stability. Maximum dynamic loading of the structure by ... | 05/03/1983 |
| 4380173 | Roll-up type U-tube manometer A roll-up type U-tube manometer of the type disclosed in Dwyer U.S. Pat. No. 2,662,409, in which the manometer tubes are defined by a flexible elongate body that may be as long as ten feet or any desired length formed from a transparent flexible plastic m... | 04/19/1983 |
| 4374874 | Corrosion-resistant coating composition containing hollow microballoons A fluoroelastomer-hollow glass microsphere coating has been found to provide new and unexpected corrosion resistance to metal surfaces for protection against severely corrosive environments. The coating comprises a fluorocarbon elastomer and 3-50% by volu... | 02/22/1983 |
| 4374475 | Differential pressure gauge A differential pressure gauge of the type comprising a controlling magnetic helix device carrying a pressure indicating pointer, the position of which is controlled by a magnet magnetically coupled to same and mounted on the free end of a helically coiled... | 02/22/1983 |
| 4374587 | Exercise treadmill A treadmill exercising apparatus comprising a generally planar frame equipped with a planar slider bed and head and tail rollers journalled respectively at the head and tail ends of the frame. The rollers are provided with elastomeric material crowns, ove... | 02/22/1983 |
| 4374025 | Water conditioning regeneration control A water conditioning system is provided with an improved resin regeneration arrangement. Included in this system is a flow control valve associated with a brine injector mechanism which provides for a very slow rinse of the treatment resin at the end of t... | 02/15/1983 |
| 4366867 | Horizonally folding agricultural implement and hinge A horizonally folding agricultural implement, such as a corn planter, comprising a main frame section with a hitch extending perpendicular therefrom for attachment to a vertically movable drawbar of a farm tractor, and a forwardly folding end wing section... | 01/04/1983 |
| 4359150 | Conveyor belt cleaner A conveyor belt cleaner mounted on a transverse support member including an arm extending from a mounting bracket and a belt cleaner blade secured on the arm. A positioning arrangement is provided between the arm and the cleaner blade to allow the blade t... | 11/16/1982 |
| 4356988 | Base structure for barbecue grill The invention relates to a base structure for an outdoor barbecue grill mounted on a stand and including a bottled propane gas container supported on the base and which comprises a one piece frame to which the stand may be secured and having an integrally... | 11/02/1982 |
| 4355776 | Toy railroad track switch arrangement A track switch assembly for toy electrically operated railroad trains comprising a plastic base having the usual main and branch lines and switch point arrangement therefor, in which the inside rails and the power rails of the main and branch lines are in... | 10/26/1982 |
| 4353508 | Nozzle with pre-orifice metering restriction This invention relates to a nozzle having a restriction in the form of an insert comprised of a pre-metering orifice in the nozzle that causes the emerging stream to flare out and impinge on the nozzle side walls and create turbulence to flood the nozzle ... | 10/12/1982 |
| 4349156 | Efficiency nozzle The invention comprises an atomizing spray nozzle having an expansion chamber containing an impingement plate, or table and wherein a flow of liquid is introduced as a high velocity stream which strikes the impingement table and breaks up into finely atom... | 09/14/1982 |
| 4347783 | Beverage carbonator device A beverage carbonator device comprising an outer main container for holding the beverage as it is being, and after it is, carbonated, which is open at its upper end and has a beverage dispensing off-on control valve or spigot at its lower end, and a carbo... | 09/07/1982 |
| 4347744 | Diaphragm type differential pressure gauge with overpressure relief protection A sealed differential pressure gauge of the general type shown in Phillips and Zoludow U.S. Pat. No. 3,645,140 in which a sealed housing is provided that includes a flexible diaphragm that is to be exposed to differential pressures to operate a sensitive ... | 09/07/1982 |
| 4347416 | Membrane switch control panel arrangement and label assembly for labeling same A membrane switch control panel arrangement and label assembly for labeling same, for providing in-field applied identification of the control panel legend upon assembly of the circuitry switching involved, in which the control panel arrangement is of the... | 08/31/1982 |
| 4345689 | Composite spin welded coupler carrier assembly A composite coupler carrier assembly for railroad cars comprising a lower metallic attachment plate shaped and arranged to be mounted on the car structure supporting the coupler shank, and an upper planar polymeric bearing body of ultra high molecular wei... | 08/24/1982 |
| 4344541 | Coupler carrier arrangement for railroad cars A coupler carrier arrangement for railroad cars, in which the car center sill ends are equipped with a striker casting through which the car coupler shank extends for connection to the car center sill, with the striker casting having the familiar cage, in... | 08/17/1982 |
| 4344616 | Exercise treadmill A treadmill exercising apparatus comprising a generally planar frame equipped with a planar slider bed and head and tail rollers journalled respectively at the head and tail ends of the frame, which rollers are formed from steel and are provided with elas... | 08/17/1982 |
| 4343434 | Air efficient atomizing spray nozzle The invention comprises an atomizing spray nozzle containing multiple restrictions to the flow of an air and water mixture through the nozzle created by contours in the stem in relation to the orifice and having a whirl chamber in the nozzle body where in... | 08/10/1982 |
| 4343217 | Dual mode guitar A stringed musical instrument is provided upon which music may be performed in either of two manners. The body of the instrument, which may be electrically amplified, has two complete sets of strings, amplification pickups, volume and tone controls and ne... | 08/10/1982 |
| 4343407 | Coupler lubricating bearing wear liner channel shaped support plate A rigidifying arrangement for self lubricating wear plate assemblies employed for supporting the inner end of the vertical yoke used in railroad car coupler draft gear rigging, in which the wear plate is in the form of a support plate of channel shaped tr... | 08/10/1982 |
| 4342477 | Security seal with break-off screw head securement A security seal comprising a tie member that forms the seal shackle and a retainer in the form of a block or body in which the tie member ends are anchored when the device is in use as a seal. Manual anchoring of the tie member in the retainer, in applyin... | 08/03/1982 |
| 4342172 | Animal trap A trap for rodents and the like, for catching them alive, comprising an enclosure of parallelepiped configuration that is open at one end and that includes a floor, an end wall at the other end of the enclosure, opposed spaced apart side walls, a top wall... | 08/03/1982 |
| 4339886 | Lettering kit and alignment grid therefor A lettering kit and release alignment grid therefor with the lettering kit including pressure sensitive adhesive backed letters and Arabic numerals in a specific font style and supplied in precut form mounted on backing sheet that is release agent coated ... | 07/20/1982 |
| 4337293 | System of making custom transfers A system of making custom transfers using as the image transfer implement clear or transparent polyvinyl chloride film in sheeting form that is pretreated in practicing the invention to have on its side that is to bear the image to be transferred a polyvi... | 06/29/1982 |
| 4333271 | Hurricane panel security device This invention relates to hurricane panel installations of the type designed to be installed to cover windows and doors against the effects of wind and atmospheric conditions which might otherwise have the effect of destroying the windows and doors and wh... | 06/08/1982 |
| 4333254 | Multipurpose dental X-ray film mount arrangement A multipurpose dental X-ray film mount assembly that replaces a plurality of different and separate single purpose mounts, said assembly comprising two quadrilaterally shaped sheets of a suitable semi-rigid plastic material of film thickness dimensions, w... | 06/08/1982 |
| 4333207 | Twin wheel caster brake A twin wheel caster brake device for casters of the type having two wheels mounted on a common axle, with each wheel having a series of inwardly directed circumferential teeth, or wedge-shaped ribs, disposed at the inner side of each wheel forming a serie... | 06/08/1982 |
| 4332362 | Telephone note clip The invention relates to a telephone note holder in the form of a two piece molded clip that may be assembled by snapping the two parts together after which the assembled note holder may be clipped into place on a cradle type telephone and which includes ... | 06/01/1982 |
| 4327462 | Multi-wheel bed roller A bed roller having three wheels disposed respectively between the depending flanges of an inverted U-shaped horn frame and upon respectively outer sides of the horn frame flanges all having conforming tread portions and the outer side wheels having smoot... | 05/04/1982 |
| 4327126 | Method of making printed circuit boards A process of making printed circuit boards in which the individual substrates involved are hot set formed from a suitable thermosetting resin and filler composition, with the cure being limited to the resin B stage. The side surfacing of the individual su... | 04/27/1982 |
| 4321769 | Edging strip The present invention relates to an edging strip which is an integral elongated plastic member which is particularly adapted for being positioned in and on the ground to inhibit plant life from growing in a selected elongated narrow band. The edging strip... | 03/30/1982 |
| 4317852 | Label assembly with label end finger hold arrangement A label assembly arrangement with label end finger hold capability for the individual labels, in which the label assembly comprises a carrier sheet and a plurality of pressure sensitive adhesive backed labels that are shaped to be expeditiously separated ... | 03/02/1982 |
| 4314758 | Special effects photographic printing easel arrangement A special effects photographic printing easel arrangement comprising a circular easel bed mounted on a portable base for rotational adjustment about the axis of the easel, with the device including a releasable locking arrangement to selectively hold the ... | 02/09/1982 |
| 4314601 | Heat exchange system for recycling waste heat A heat exchange system for recycling waste heat, such as that leaving a building stack or flue, to supply heat where needed, such as to incoming fresh air or to tempered stored water of the building water storage system, wherein the building has a source ... | 02/09/1982 |
| 4313280 | Quick opening latch arrangement for hinged vehicle windows A quick opening latch arrangement for hinged vehicle windows in which the window opening that is defined by the vehicle side wall has a sash frame assembly hinged to the window framing at the top of the window opening, and the sash frame assembly along it... | 02/02/1982 |
| 4313825 | Control system for meter actuated regeneration in a water treatment system This invention relates to a control system for regeneration of a water treatment system in which a water meter monitors water usage and mechanically drives a water volume wheel to an operative position to call for regeneration when a predetermined volume ... | 02/02/1982 |
| 4312493 | Apparatus for controlled liquid administration A control apparatus for a parenteral administration set which includes a calibrated rate control clamp for determining the time period over which the contents of a standard supply container of physiological liquid is delivered. The clamp selectively const... | 01/26/1982 |
| 4310313 | Kit for needlepoint work This invention pertains to a needleworking kit designed to facilitate the work of completing a needlepoint design created on a canvas, using buttonhole stitches and which includes a graph marked in colors to indicate where such stitches will be made on th... | 01/12/1982 |
