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| Number | Title | Issue Date |
| 3951668 | Multicolor printing A multicolor printing method for reproducing varicolored images on substrates having a white surface by printing with inks of three primary colors, i.e. a color absorb blue (cab) which is a yellow, a color absorb green (cag) which is a red-violet and a co... | 04/20/1976 |
| 3951323 | Removable upper guide roll unit in a continuous metal casting installation A unit of upper guide rolls is removably mounted in the interior of a support frame by means of a pair of upper trunnions and a pair of lower trunnions mounted on respective side walls of the unit. The entire weight of the unit is supported by the pair of... | 04/20/1976 |
| 3951410 | Board game apparatus The equipment for a board game includes a game board depicting the map of a geographic area divided into a multiplicity of adjoining individual areas, preferably of varying sizes. Some of these areas are marked with the names of towns. A plurality of play... | 04/20/1976 |
| 3949678 | Method for tamping and leveling track In a mobile track tamping and leveling machine a controlled degree of ballast compaction is obtained at each tie in proportion to the track level error by connecting a pressure control valve to a track level error pickup and transmitting device to control... | 04/13/1976 |
| 3948863 | Solid, water-insoluble polypeptides having ionizable side chains Solid bodies of polypeptides having repeating units of aspartic, glutamic, and aminoadipic esters are reacted with hydrazine or an amine having at least two NH2 groups until the ester moieties of the side chains are partly converted to the hydr... | 04/06/1976 |
| 3948391 | Holders for needles and like articles A holder for needles comprises a card base having a cover in the form of a transparent plastics shell secured thereto along one edge. Needles may be held either in a corrugation formed in the material of the base, or on a mounting member which has an edge... | 04/06/1976 |
| 3947660 | Cash register computing system Each item in a transaction has a card or ticket having markings signifying its price and category in machine readable form. As each item is purchased, the ticket is inserted into an automatic read-out system. The price and category markings are transduced... | 03/30/1976 |
| 3945675 | Block loader There is provided a loader which is well suited for lifting heavy weight blocks and which is thus particularly advantageously usable in the assembling of blocks for building a ship. The loader body includes at least one beam arranged in a horizontal plane... | 03/23/1976 |
| 3943857 | Track surfacing In track surfacing, a downward thrust is exerted upon the abutting ends of the adjacent rails at a rail joint, the abutting rail ends are simultaneously upwardly bent above the correct track level against the downward thrust and the ballast is tamped unde... | 03/16/1976 |
| 3942322 | Device in hydraulic percussion tools A percussion tool is hydraulically operated by a piston whose stroke is controlled by a spring biased valve. A pressure accumulator is connected to the working pressure chamber of a hydraulic cylinder and receives pressure therefrom during the return stro... | 03/09/1976 |
| 3942683 | Tablet dispensing receptacle In a tablet dispensing receptacle whose housing carries a spring-biased cover designed to dispense an uppermost tablet from the housing upon pivoting, the spring bias for the cover is provided by an elastically deformable transverse ledge extending betwee... | 03/09/1976 |
| 3941734 | Process for preparing a sulfite modified melamine resin solution The aqueous melamine resin solutions prepared according to the process of U.S. Pat. No. 2,730,516 by sequential condensation of a sulfite bearing, aqueous solution of melamine and formaldehyde at alkaline and acid pH and subsequent neutralization is stabi... | 03/02/1976 |
| 3941183 | Liquid cooled electromagnetic continuous casting mold A jacketted mold for the continuous casting of molten metal is surrounded by a laterally confined space holding an electromagnetic inductor for moving the molten metal in the open-ended mold. Liquid cooling medium is supplied to the mold jacket through an... | 03/02/1976 |
| 3940423 | 1,2-O-dialkylmethylidene-glycero-3-phosphatides Glycerol is reacted with a ketone having 19 to 35 carbon atoms to 1,2-O-dialkylmethylidene-glycerol which is phosphorylated by means of ଲ-bromoethylphosphoric acid dichloride. The resulting intermediate is aminated with ammonia, methylamine, dimethy... | 02/24/1976 |
| 3939774 | Apparatus for bonding together pieces of track ballast While a tamping unit with tamping tools for tamping track ballast is lowered to immerse the tamping tools in the ballast and to tamp the same, a metered amount of a liquid bonding medium is delivered to and through internal conduits in the tamping tools a... | 02/24/1976 |
| 3939366 | Method of converting radioactive energy to electric energy and device for performing the same Radioactive energy is converted to electric energy by irradiating a converter body of semiconductor material etc. with radioactive rays to produce a number of electron-hole pairs in the converter, applying a magnetic field to the converter in a direction ... | 02/17/1976 |
| 3939357 | Power plant A carrying structure has a wall which defines a duct. A central structure comprising an axial-flow turbine and a generator is disposed in said duct. At least two radial arms, which are substantially horizontal, are rigidly fixed to said wall and hinged to... | 02/17/1976 |
| 3939331 | Railroad track survey apparatus The error signal corresponding to the deviation of the actual track position from the desired track position is applied to three pairs of threshold stages each pair consisting of one stage furnishing a threshold output signal if a positive error signal ha... | 02/17/1976 |
| 3939144 | Manufacture of N-(benzenesulfonyl)-5-O-desosaminyl-erythromycilamine derivatives N-(4-R2 -benzenesulfonyl)-5-O-desosaminyl-erythromycilamine, wherein R2 is a C1 -C5 alkyl radical, halogen or NH2. The compounds possess antibacterial activity.... | 02/17/1976 |
| 3938345 | Cooling method by use of corona discharge In cooling an article by the phenomenon of corona discharge caused when the article is placed opposite a high-potential electrode, a high electric potential is applied between the article and the electrode. This invention contemplates interposing a corona... | 02/17/1976 |
| 3937444 | Mixer The invention concerns mixers having a mixing screw moved within a mixing receptacle both about the axis of rotation of the screw and also along a generally epicyclic path within the mixing receptacle, all movements of the screw being imparted from a sing... | 02/10/1976 |
| 3937309 | Multiple speed hub for a bicycle and like vehicle The driver in a three-speed bicycle hub may be coupled alternatively with the planet carrier or the ring gear of the planetary gear transmission in the hub shell by means of radial arms on a coupling sleeve which is shifted axially between terminal positi... | 02/10/1976 |
| 3936111 | Furniture constructing kit A furniture construction kit comprising a few standard parts makes it possible to construct a variety of articles of furniture. The main parts are elongated frame elements each consisting of two coaxial tubes interconnected by diametrically opposed radial... | 02/03/1976 |
| 3935110 | Enclosed filtering unit for filtering and/or treating liquid or gaseous media A filter having two plate-shaped cover members whose opposite major faces are formed with grooves are sealed to each other to form a chamber in which opposite surfaces of a layer of filtering material are engaged by the grooved major faces and bound the g... | 01/27/1976 |
| 3934388 | Method and apparatus for handling bags The method serves to handle a bag which is open at one end and has at least one closed edge and is disposed at the top of a stack of bags. A suction device is operated to descend and engage said bag at a closed edge thereof and then to ascend so as to rai... | 01/27/1976 |
| 3934641 | Cooling arrangement for continuously cast metal objects A mixture of water and air atomizing the water is directed toward the externally solidified metal strand discharged from the mold of a continuous casting machine from an elongated header in which air and water are separately fed at elevated pressures to l... | 01/27/1976 |
| 3932099 | Mold apparatus Cooperating guide means are provided on a vibratory mold and a cover plate reciprocable into and out of the open top of the mold. The guide means are arranged to guide the cover plate during its vertical stroke just before it enters into the mold and to p... | 01/13/1976 |
| 3932225 | Process for separately recovering uranium, transuranium elements, and fission products of uranium from atomic reactor fuel Spent reactor fuel elements are dissolved in dilute nitric acid. After addition of acetic acid as a complexing agent, the nitric acid is partly decomposed and the mixture subjected to electrolysis while a carrier liquid, which may be dilute acetic acid or... | 01/13/1976 |
| 3931146 | Hydrogenated pullulan Hydrogenated pullulan is produced by the reaction of an aqueous solution of pullulan with hydrogen gas under pressure in the presence of suitable catalysts until the reducing property of the solution disappears. The hydrogenated pullulan is much more resi... | 01/06/1976 |
| 3930565 | Column of adjustable height In a column of telescopically adjustable height, the two coaxial telescoping members may be adjusted axially after a control button in an axial bore of one member is depressed. A bracket, longitudinally split into two members, passes into the bore through... | 01/06/1976 |
| 3930513 | Spray-cleaning apparatus The apparatus serves to clean surfaces of articles by spraying a liquid cleaning fluid on said articles. A support is provided for carrying an article to be cleaned, also a nozzle system for spraying said cleaning fluid, and mechanism for moving said supp... | 01/06/1976 |
| 3930830 | Method for producing glass articles A method for forming a glass article of a devitrifiable glass having an optimum working temperature in the vicinity of its liquidus temperature, wherein the temperature of the molten glass is, during the molding operation, maintained at considerably highe... | 01/06/1976 |
| 3930948 | Enzymatic method for producing aromatic ethylamines A decarboxylase in cells of Micrococcus strains converts tryptophan, phenylalanine, and substitution products thereof to the corresponding phenyl- and indolylethylamines. The enzyme can be recovered in pure state from the microorganisms, but cells and cel... | 01/06/1976 |
