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| Number | Title | Issue Date |
| 4126382 | Operational method for displaying images with liquid-crystal electro-optical devices, and apparatus therefor An operational method is disclosed for the display of images by an electro-optical device comprising a liquid-crystal cell inserted between two polarizing devices, means being provided for impressing on the liquid crystal electric pulses, the improved met... | 11/21/1978 |
| 4125831 | Self-contained data acquisition device A self-contained data acquisition device or probe capable of monitoring any physical function that can be translated into an analog or digital signal. The data acquisition probe is coupled to a separate translator whereat the stored analog or digital volt... | 11/14/1978 |
| 4123225 | Combustible gas detectors The invention provides a combustible gas detector in which a heatable wire filament embedded in a pellet comprising oxidation catalyst material exhibits a change in resistance occasioned by the change in its temperature which occurs due to the oxidation o... | 10/31/1978 |
| 4123684 | Thyratrons A thyratron is provided with a baffled structure between its cathode and first control electrode. The baffled structure consists of a series (e.g. three) annular baffle plates, each having a central aperture aligned with the axis of the cathode, mounted o... | 10/31/1978 |
| 4119880 | Electronic valves An electronic valve includes a shell electrode which is mounted on a support in such a way as to provide a good continuous electrical contact therewith. The base of the shell electrode is flared and mates with a tapered portion of the support, and is held... | 10/10/1978 |
| 4115991 | Asbestos products Coherent strands are made from a dispersion of asbestos fibres in an aqueous soap solution containing up to 100 percent molar excess of fatty acid, by a process including the steps of forming a stream of dispersion and chilling the newly formed stream suf... | 09/26/1978 |
| 4116811 | Method of separating active hydrogen compounds from heterogeneous mixtures also containing compounds which do not contain active hydrogens Organic compounds having active hydrogen are separated from heterogeneous mixtures of organic compounds, such as tar, which also contain organic compounds which do not have active hydrogen. The method involves preferential conversion of the active hydroge... | 09/26/1978 |
| 4113539 | Olefin resin-metal bonded structure An olefin resin-metal bonded structure having a desirable combination of high corrosion resistance and peel strength, which comprises a metal substrate and an olefin resin layer bonded together through a primer layer, said primer layer containing (A) an o... | 09/12/1978 |
| 4112285 | Induction heating using parallel electric/magnetic fields An induction heater system for fusing substrates having charged powder particles deposited thereon, the system comprising a conveyor means for conveying the substrates along a predetermined path and a fusing means disposed along and adjacent to the predet... | 09/05/1978 |
| 4110710 | Microwave bank branching arrangements A microwave band branching arrangement for successively coupling frequency sub-bands of a broad frequency band of energy has a coupler for coupling the highest sub-band of frequencies at one end of the arrangement and a series of successive couplers which... | 08/29/1978 |
| 4109254 | Dipole radiators for feeding a parabolic reflector The invention is concerned with the provision of a dipole radiator for feeding a parabolic reflector and provides a half wave dipole arranged at the mouth of a shallow cavity. The cavity is preferably circular with a diameter approximately three times its... | 08/22/1978 |
| 4101335 | Building board An asbestos-free composition suitable for the manufacture of shaped articles comprising (a) a water-settable inorganic binder which is one or more of a calcium silicate binder (or compounds necessary for the formation thereof), Portland cement, aluminous ... | 07/18/1978 |
| 4095159 | Electronic apparatus for automatic closed loop positioning of mobile members associated with an electromagnetic transducer with two pairs of windings This invention relates to an electronic apparatus for automatic positioning and distance measurement of mobile members. The apparatus according to the invention comprises a rotary electromagnetic transducer with two pairs of windings, in which the primary... | 06/13/1978 |
| 4094591 | Electric device controlling the movement of the mirror in an external rearview mirror unit This mechanism relates to an electrically controlled rearview mirror assembly comprising a housing, a moveable mirror mounted within the housing, and a control system within the housing for imparting movement of the mirror along a first and second axes of... | 06/13/1978 |
| 4094458 | Reusable, collapsible shipping container This disclosure relates to a reusable, collapsible shipping container which includes a plurality of end and side panels and a plurality of top and bottom flaps joined to the end and side panels by hinge lines, each bottom flap being divided by a longitudi... | 06/13/1978 |
| 4092642 | Plural sensor monitoring and display device A monitoring device for monitoring the outputs of a plurality of sensors and displaying appropriate information. The device has a plurality of input circuits for connection to the plurality of sensors. A scanning means is arranged to sequentially scan the... | 05/30/1978 |
| 4092008 | Car smokers safety tray This disclosure is directed to an ash tray particularly adpated for utilization on the dashboard of a vehicle and includes a base and a tray having cooperative means therebetween for slidable assembly and disassembly with clamp means for releasably securi... | 05/30/1978 |
| 4091833 | Device for detecting predetermined foaming conditions in fluids A first inductive coil in the form of a bifilar winding is wound on a ferrite ring core with the two sections of the bifilar winding connected in series, the junction of the two sections forming the center tap of the coil. A capacitor is connected across ... | 05/30/1978 |
| 4091691 | Knife sharpener A knife sharpener including a scabbard for receiving and protecting a knife blade, and a sharpening device mounted on the scabbard for engagement by the blade cutting edge during movement into and out of the scabbard. The sharpening device is supported by... | 05/30/1978 |
| 4090735 | Safety harness for earthmoving equipment A safety harness to restrain the operator of an earthmoving vehicle. The harness includes a pelvis belt connected to respective shoulder belts, each end of the pelvis belt and the shoulder belts are connected to belt retractors lockable by means responsiv... | 05/23/1978 |
| 4090212 | Imaging device An imaging device which responds to incident thermal or acoustic signals, consists of a layer of electrically poled plastics material, such as polyvinyladene fluoride, on a semiconductor substrate. The plastics material enables an electric charge to be ge... | 05/16/1978 |
| 4090004 | Containers A lid and ring to receive it are made from a piece of sheet metal by drawing a preform which has a first portion surrounding a second portion, separating the first portion from the second portion and further forming it to a ring adapted to receive a lid f... | 05/16/1978 |
| 4089697 | Manufacture of Portland cement A method of calcining solid materials on a downdraught travelling grate prior to treatment at a higher temperature on a continuously operating kiln, wherein heat for said calcining is obtained by drawings hot gaseous effluent from the kiln into the travel... | 05/16/1978 |
| 4089434 | Venting liner This invention is directed to a liner for venting excessive internal pressure of an associated container, the liner including three plies of plastic material in which a first ply formed of foam plastic is sandwiched between second and third plies which ar... | 05/16/1978 |
| 4089262 | Apparatus for printing data on structural components This disclosure relates to a machine for applying characters to a structural component, such as an automotive chassis, engine block, or the like, and includes first and second means for moving marking means along first and second paths substantially norma... | 05/16/1978 |
| 4089298 | Apparatus for the storage and transportation of crustaceans A method and apparatus are provided for the live transport and storage of table fish, especially table shellfish, wherein the fish are confined in an assembly of compartments supplied with a flow of suitable water which, after its exit from the compartmen... | 05/16/1978 |
| 4088929 | Electric circuit interrupting devices A circuit interrupting device for providing protection against surge currents is constructed to operate very rapidly. A surge current generates a magnetic field in coils which deflects an electron beam which normally travels from a cathode to an anode to ... | 05/09/1978 |
| 4088903 | Bistable circuits A bistable of the emitter coupled type is provided in which the two halves of the bistable are effectively made independently bistable by providing feedback cross-coupling via an additional pair of emitter coupled transistors. This together with the buffe... | 05/09/1978 |
| 4088096 | Internal combustion engine comprising an exhaust system provided with probes for exhaust gas analysis This invention relates to an internal combustion engine having an exhaust system provided with probes for exhaust gas analysis. The exhaust system comprises plurality of exhaust ducts attached to and communicating with respective engine cylinders, individ... | 05/09/1978 |
| 4088093 | Web coating and powder feed A system for electrodynamic powder coating of conducting and non-conducting substrates using an electrodynamic fluidized bed. The system generally includes a coating applicator means for applying charged particles to the substrate to be coated, and postch... | 05/09/1978 |
| 4087563 | Method for processing fishes A dressed body of a fish, which is obtained by cutting off the head part and removing the internal organs of the fish therefrom, is sliced into upper and lower fish fillets and a part mainly consisting of the vertebra thereof. The thus obtained upper and ... | 05/02/1978 |
| 4087041 | Lined bulk container and liner therefore This disclosure relates to a lined bulk container wherein the liner is formed of a single piece of paperboard in sheet form and wherein the paperboard piece is provided with a longitudinal slit-type fold line dividing the same into two halves which are sh... | 05/02/1978 |
| 4087018 | Tamper proof seal for a closure A lever lid and ring assembly, for a container body, has a tamper indicating sealing member which bridges the joint between the lid and ring. Various shapes of sealing member are described which are cut from aluminium foil coated with a hot melt adhesive.... | 05/02/1978 |
| 4086872 | Electrostatic coating with post charger web or coil coating and powder feed A system and process for electrodynamic powder coating of conducting and non-conducting substrates using an electrodynamic fluidized bed. The system generally includes a coating applicator means for applying charged particles to the substrate to be coated... | 05/02/1978 |
| 4086771 | Combined internal combustion and heat engine This disclosure relates to an adaptation of a conventional internal combustion engine wherein the customary energy losses in the form of heat are greatly reduced by the conversion of the heat into a power source for other cylinders of the engine. The engi... | 05/02/1978 |
| 4086684 | Shirring machine mandrel An improved mandrel for use in a shirring machine, having two axially oriented substantially concentric fluid passageways formed therein equipped with two pairs of self-closing valves whereby two fluids may be separately introduced into the passageways fo... | 05/02/1978 |
| 4084753 | Apparatus for the preparation of insulating material This disclosure relates to apparatus which is particularly adapted for forming an admixture of dry materials, such as a first sound deadening, heat resistant and fire insulating fibrous material, such as paper, and a second material which makes flame resi... | 04/18/1978 |
| 4084688 | Bottle carrier A carrier made from a one-piece blank comprising when erected a pair of cells with each cell including an end wall. A pair of opposed side walls and a dividing wall opposed to said end wall including handle means therein. Each dividing wall is adjacent an... | 04/18/1978 |
| 4084674 | Diaphragm clutch assembly A sub-assembly for a diaphragm clutch comprises a clutch cover, a diaphragm, and connecting means rockably fastening the diaphragm to the cover with the interposition of a supporting washer. The connecting means comprise flat, relatively thin claws which ... | 04/18/1978 |
| 4084535 | Apparatus for cleaning submerged surfaces The present invention provides an apparatus for cleaning submerged surfaces. In the apparatus two rotary brushes are supported side-by-side by a frame and provided with drive mechanisms to rotate the brushes in opposite directions; the brushes are each pr... | 04/18/1978 |
