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| Number | Title | Issue Date |
| 4726129 | Snow tiller The invention relates to a snow tiller for mounting on the rear of a track maintenance vehicle. The snow tiller comprises a tiller shaft and a tiller frame of at least triangular cross-section extending over the width of the snow tiller and having end pla... | 02/23/1988 |
| 4718730 | Cross-axis cutting assembly of a selective cutting machine A cross-axis cutting assembly of a selective cutting machine is provided with internally-fed spray means. The assembly includes two cutting heads supported by a boom, the cutting heads being driven by a shaft which is transverse to the boom. A high pressu... | 01/12/1988 |
| 4718542 | Fixing of attachments to the side walls of the pans of scraper-chain conveyors To facilitate the fixing of attachments to the side walls of scraper-chain conveyors upstanding recesses are provided in the side walls in upper regions where the upper flanges merge with the side walls. The recesses, which can be milled, open from the up... | 01/12/1988 |
| 4712663 | Viscous coupling for a drive shaft A viscous coupling for a drive shaft has an elongated tubular first shaft and an elongated cylindrical second shaft extending into and cooperating with the first shaft to define a cylindrical clearance therebetween. Bearings for accommodating both relativ... | 12/15/1987 |
| 4666403 | Air preheating system for continuous fired furnace A system for preheating air being fed to a continuous fired furnace by means of high temperature waste gases exhausted from the furnace. The system includes two pairs of interconnected regenerators. The regenerators of one pair are alternately connected b... | 05/19/1987 |
| 4663799 | Dust collector Dust collection apparatus is disclosed adapted for both vacuuming and blowing/sweeping functions. The apparatus consists of a single, self-contained unit comprising a blower, a cleaning hose, an engine, a collecting area, inlet and outlet passages, and a ... | 05/12/1987 |
| 4644652 | Lopper with bypassing blades A lopper has first and second pivotably interconnected blades arranged on opposite sides of a cutting plane. The blades have arcuate cutting edges defining a crescent shaped opening which maintains the same configuration as it gradually diminishes in size... | 02/24/1987 |
| 4635452 | Double-acting barrel lock and key A double-acting barrel lock and key in which the lock has a hollow plunger which reciprocates between a security forward locking position and a normal rearward unlocking position. The lock also has a lock pin coaxially mounted within the hollow plunger fo... | 01/13/1987 |
| 4630328 | Self-compensating support element and end closure therefor For use in a doctor blade holder or the like, a self-compensating support element consisting of a hollow elongated flexible tube filled, except for the end regions thereof, with an incompressible liquid. Pliable inserts are received in the tube end region... | 12/23/1986 |
| 4628938 | Continuous applanation tonometer A non-invasive, continuous applanation tonometer for measuring intraocular pressure is disclosed. The instrument comprises a flexible contact lens which includes an inflatable applanating chamber; a reservoir of a substantially noncompressible fluid conne... | 12/16/1986 |
| 4614134 | Overload protection system for planetary gear drive A gearing unit with planetary gearing stages employs a load sensor and a clutch for disengaging drive through the gearing should the sensor detect overloading. The load sensor is in the form of a stationary pin provided with a strain gauge transducer easi... | 09/30/1986 |
| 4611478 | Locking ring assembly For use with an electric meter having a flanged receptacle for holding the meter works and a flanged glass bowl for covering the meter works, a locking ring assembly consisting of a two-piece circular locking ring having two substantially semicircular sec... | 09/16/1986 |
| 4610354 | Mounting and display card for handle-operated tool A mounting and display card for a tool of the type having a pair of pivotably interconnected jaws, each jaw being connected to a handle, and the handles being pivotably interconnected and adjustable between open and closed positions to open and close the ... | 09/09/1986 |
| 4607511 | Tension prefinishing with sizing stands A method and apparatus for controlling the gauge of a product, such as for example a rod or bar, as the product is passing from an upstream roll stand to a finishing block. The product is rolled under tension between successive sizing stands arranged betw... | 08/26/1986 |
| 4606399 | Heat recovery system with combustion gas accelerator A system is disclosed for recovering heat from high temperature combustion gases escaping from a heater such as for examples a domestic warm air furnace, boiler or the like. The system includes a first conduit leading to a chimney and a second conduit lea... | 08/19/1986 |
| 4604883 | Mass flow control system for wire drawing machine A mass flow control system for a wire drawing machine wherein wire is drawn through a die by a rotating block driven by a variable speed motor. The thus drawn wire is accumulated as a plurality of windings on the block before being removed therefrom via a... | 08/12/1986 |
| 4603575 | Elemental tracer system for determining the source areas of pollution aerosol A method of determining source areas of pollution aerosol. Selected pollution derived, fine particle tracer elements from within the source region are measured. The measured results are expressed as ratios to one of the tracer elements. A signature of the... | 08/05/1986 |
| 4601218 | Gearing units for use with mining apparatus A gearing unit with planetary gearing employs a load sensor in the form of a stationary pin provided with a strain gauge transducer easily accessible via a bore in its casing. A brake with respective plate carriers is associated with the planetary gearing... | 07/22/1986 |
| 4602280 | Weight and/or measurement reduction preview system A weight and/or measurement reduction preview wherein a first image of a person is recorded. The person's desired proportions are entered into the computer and the recorded image is reproportioned based on the desired proportions, and the original image a... | 07/22/1986 |
| 4600340 | Mine roof support unit A mine roof support unit includes a pair of generally parallel floor girders, and an advance mechanism positioned between the floor girders. The advance mechanism comprises a hydraulic advance ram and a guide rod system. The advance ram is pivotally conne... | 07/15/1986 |
| 4595719 | Composition for cleaning and clearing plastic surfaces Clouded acrylate surfaces are cleaned permanently. The clouded surface is first cleaned using a petroleum distillate. Subsequently, a coating of an oil-monomer modified alkyl resin, 71-78% non-volatile, is coated on the surface to prevent further clouding... | 06/17/1986 |
| 4592909 | Water based drink for people engaged in athletic or other strenuous activity A water based drink formulated for consumption by people engaged in athletic or other strenuous activity is disclosed. The drink comprises purified water to which has been added electrolytes (ions) of the type normally lost in such activity and in amounts... | 06/03/1986 |
| 4587547 | Electrode structure for a semiconductor devices An electrode structure for use in semiconductor devices comprising: a semiconductive layer; a conductive layer disposed on one surface of the semiconductive layer; first regions which intervene between the layers and serve as passages for transmitting min... | 05/06/1986 |
| 4586720 | Neck seal A seal for use on the tapered section of a roll neck in a rolling mill. The seal has a flexible circular body with a circular lip and a circular flange at one end thereof. The lip extends axially from the body and the flange extends radially from the body... | 05/06/1986 |
| 4586792 | Electronic display element An electronic display device having a polyaniline film coated on a transparent electrode. The film has electrochromic properties and will display at least three distinct reproducible color changes.... | 05/06/1986 |
| 4582261 | Pulper A pulper to convert bulky, solid wastes from food service establishments into a uniform, moist pulp. The material is pulverized in a first section and transferred as a slurry to a second section where the slurry is dewatered by an auger. To prevent cloggi... | 04/15/1986 |
| 4580429 | Rolling mill roll stand with hydraulic roll position control A rolling mill roll stand has a housing removably mounted on a lower bridge. A pair of work rolls and their respective bearings and bearing chocks are contained within the housing. Separating devices act on the bearing chocks to maintain a gap between the... | 04/08/1986 |
| 4580353 | Apparatus and method for air cooling hot rolled steel rod A conveyor has successive mutually spaced driven rollers in which hot rolled steel rod is transported in the form of overlapping offset rings. The rings are rapidly air cooled by first nozzles which direct first jets of cooling air upwardly to impinge aga... | 04/08/1986 |
| 4581078 | Method for rolling and heat treating small diameter stainless steel rod A method for rolling and heat treating small diameter stainless steel rod, comprising the following sequence of steps: cooling the rod prior to and during finish rolling to increase its stiffness; passing the rod through a sizing mill to achieve close tol... | 04/08/1986 |
| 4581210 | Method for the removal of sulphur oxides from a flue gas with a baghouse used as a secondary reactor Sulfur oxides are removed from a flue gas stream with an upflow quench reactor, a dry venturi and a baghouse. The lime slurry used in the quench reactor is doped which enhances the neutralization reaction in the dry venturi and the bag filter. The use of ... | 04/08/1986 |
| 4580690 | Coinless pressure relief device A pressure relief device for an internally pressurized container. The device is imperforate, forms an integral part of the container surface, and has a concave annular outer area integrally joined to an inwardly protruding circular central area by an annu... | 04/08/1986 |
| 4578898 | Solamar water recovery A soil bed is spaced apart from a lagoon of saline water. The liquid vapor in equilibrium with the saline water permeates into the soilbed via diffuser tubes. At dusk the temperature of the soilbed decreases. The liquid vapor is entrapped in the soilbed a... | 04/01/1986 |
| 4568639 | Method for the commercial production of helminths antigens An easily cultured worm is genetically modified such that its surface antigens on its modified form are immunologically identical to the surface antigens of a parasitic worm. Specifically, C. elegans is genetically modified to produce antigens correspondi... | 02/04/1986 |
| 4559199 | Apparatus and method for forming apertures in film materials A continuous tubular film passes through two opposed vacuum plates. One of the vacuum plates has a heated die formed therein. The film is pillowed and a portion contacts the die. A section is cut from the film and removed and, subsequently, the pillowed f... | 12/17/1985 |
| 4557623 | Robotic wrist An accommodating linkage device which operates in three modes to provide, upon command, either: (1) a standard, resetable, rigid linkage between two objects; (2) a flexible linkage which responds to relative motion (forces) between two objects; (3) or an ... | 12/10/1985 |
| 4556472 | Computerized device for pulsed potential voltammetric measurement of oxygen using a membrance covered polarographic electrode An oxygen analyzer which measures the level of dissolved oxygen in a liquid stream. The measuring process embodies chronoamperoemetry of pulsed potential voltammetry. The signal from the electrode is real time averaged. The analyzer does not require tempe... | 12/03/1985 |
| 4551065 | Composite horizontally or vertically split casing with variable casing ends Standard casing ends are formed for horizontally or vertically split casings. The casing end includes a variable dimensioned extension which is adapted to abut a shell section. The casing also includes a variable dimensioned stub end adapted to abut a noz... | 11/05/1985 |
| 4537055 | Single strand block-type rolling mill A single strand rolling mill has successive pairs of work rolls arranged to roll rod and bar products in a twist-free manner. The work rolls are carried on roll shafts included as part of roll packages which are detachably mounted to gear housings, and th... | 08/27/1985 |
| 4537460 | Quick release clamp for battery cable connector This invention relates to a quick release clamp for applying the laterally constrictable ears of a cable connector to the terminal of an electric storage battery. The clamp includes a bolt having a threaded shank terminating at one end in an enlarged head... | 08/27/1985 |
| 4532733 | In vitro propagation of grape A process for controlling the development of somatic embryos for either a self-replicative or a vine development mode. Somatic embryogenesis is initiated by placing the embryo in a medium conducive for self-replication. When the embryos have grown to a fi... | 08/06/1985 |
