A shelf system which provides a decorative ornament for use inside of aquariums or terrariums. A rigid planar sheet is provided with a means for removable attachment to the inside surface of the wall of an aquarium at any height along the wall. The attachment means does not alter the ability of the wall to hold water in the aquarium while maintaining a secure attachment to the inner surface of the...

PCT No. PCT/FR87/00058 Sec. 371 Date Jan. 14, 1988 Sec. 102(e) Date Jan. 14, 1988 PCT Filed Mar. 6, 1987 PCT Pub. No. WO87/06073 PCT Pub. Date Oct. 8, 1987.Methods are disclosed for the elimination of spurious echos in electro-acoustic delay lines using bulk waves. The method consists in etching an array, formed of hollows and peaks on a reflecting side of a delay line of this type, the difference...

Disclosed is a plastic fastener component adapted to be molded into a gasket to provide means for securing the gasket to an associated structure while retaining a threaded fastener in an operative position. The component comprises a generally cylindrical body terminating in first and second axially spaced ends and having an axial opening of uniform transverse cross-section extending between the en...

A method and apparatus for simulating artillery and other types of indirect field of fire gunnery as an aid to training gunnery observers comprises projecting onto a screen 11 a terrain photographic image. Computer generated artillery shell bursts are overlaid on the terrain photographic image at locations commanded by a trainee observer 19 by projection through a video projector 14 connected with...

An aromatic polysulfone resin composition comprising 20 to 80% by weight of an aromatic polysulfone, 10 to 70% by weight of wallastonite and 0.5 to 20% by weight of a fluororesin. The aromatic polysulfone resin composition is superior in heat resistance, strength, stiffness, flame resistance, processability, etc. as engineering plastics.

A process for producing a coagulated latex is disclosed which comprises spraying into a coagulating chamber a suspension liquid or a high polymer latex to disperse as droplets, simultaneously spraying a coagulant into the chamber in the form of gas or mist, introducing into the chamber super-heated steam to heat dispersed droplets of the suspension liquid or the high polymer latex and the coagulan...

An end-of-ribbon sensing device for an office machine, which machine includes a printing station for receiving a nonreusable ribbon which is displaceable through the printing station and which has a scannable marking at its trailing end. The device includes: a receiving member mounted at the printing station for receiving the replaceable member; a ribbon scanning unit carried by the receiving memb...

Process for the plating of through-holes in an epoxy printed circuit board base material in the manufacture of printed circuit boards. The treatment process is designed to increase adhesion between the epoxy board material and a subsequently deposited metal plate. The process is characterized, in part, by the use of an activated permanganate solution.

A system comprising an X-ray source (1), an elongate detector tube (3) including at least one cathode (5) extending in the longitudinal direction of the tube and at least one anode (6) located opposite to the cathode, a slit diaphragm (2), and a filter (4) mounted in the path between the X-ray source (1) and the detector tube (3). The filter (4) blocks relatively low energy X-radiation in a portio...

A manufacturing process and structure of a semiconductor memory device especially a Dynamic Random Access Memory (DRAM), each memory cell of which comprises one transistor and one capacitor. The process comprises the steps of (a) selectively forming an insulating layer on a semiconductor substrate; (b) forming a semiconductor layer on the insulating layer, the semiconductor layer being connected t...

PCT No. PCT/NO85/00074 Sec. 371 Date Jul. 24, 1986 Sec. 102(e) Date Jul. 24, 1986 PCT Filed Nov. 28, 1985 PCT Pub. No. WO86/03174 PCT Pub. Date Jun. 5, 1986.A fluid-tight sealed container with a lid is manufactured from cardboard, plastic, plastic coated cardboard or the like. The side walls of the container (1) end with a narrow rim in the opening plane of the container, against which the lid (2)...

: The operation of a target computer is monitored by a terminal controller connected to one or more of the computer's input/output ports. The controller can send data on one of the computer's ports and simultaneously record and monitor computer responses at several of the computer's input/output ports. Two data queues are provided for each monotored port and received data is stored in a first queu...

A hermetically sealed package comprising: (a) a multilayer container 10 comprising at least an innermost layer a and a layer b adjacent to the innermost layer a, the innermost layer a and the layer b adjacent to the innermost layer a being joined by a pressure sensitive adhesive c, the multilayer container 10 including (1) a recessed portion 11; (2) a flat flange portion 12 adjoining integra...

The present invention relates to catheters and like devices for passage into a body cavity. In the invention the device has a stem portion comprising at least a first tube disposed within a second tube, the tubes being joined at one pair of ends by a flexible member covering the opening of the passage formed between the inner tube and the outer tube. The flexible member is arranged such that the t...

A balloon dilatation catheter (10) having a balloon (28) at its distal end includes a distal segment (13) having a collapsible outer diameter. The distal segment (13) includes an inner shaft (16) and a generally coaxial outer surrounding sleeve (24) formed from a very flexible, thin wall, high-strength polymeric material. The balloon (28) is formed integrally with the sleeve (24) and is collapsibl...

An induction heated cooking apparatus for heating a removable cooking vessel having one of high resistance and a low resistance. The apparatus includes a power source for supplying a power source voltage, an induction heating device responsive to the power source for inducing an eddy current in the cooking vessel, including an induction coil device for exposing the vessel to a magnetic field for i...

A line printer apparatus with which a printing control operation is carried out by using a printing mechanism and printing operation control unit in which the reversal of the motion of a printing unit is carried out in synchronization with the feeding of a paper to be printed. The apparatus includes a decision unit for deciding whether or not a shuttle carrying the printing unit should be stopped ...

The distributor comprises a body in which a movable brake-operating pusher is mounted for movement as a result of the actuation of the brake pedal. The position of the operating pusher relative to the distributor body is detected by means of a linear potentiometer having a casing fitted into the distributor body and a slide provided with a control pusher adapted to cause the displacement of the sl...

A spectroscope apparatus includes means for separating light from an object to be measured into spectral components, means for mixing that part of the spectral components which exists in a desired wavelength range, and means for forming an image of the to-be-measured body of mixed light. The image thus obtained is very useful for observing the state of a combustion flame, the progress of photochem...