The reclining chair (deckchair) comprises two rectangular frames (1,2) of unequal widths with a length of textile material secured to the upper cross-bar (X) of one frame (2) and the front cross-bar (Y) of the other. - The sides of the frames are connected via a lower pair (3) and an upper pair (4) of side bars whose ends are pivoted to the respective frame sides. These bars (3,4) are arranged bel...

This invention relates to a sterilized intravenous pharmaceutical container (12), and more particularly to a sterile flexible plastic seal (10) for resealing a pharmaceutical container (12) and for leaving a telltale mark (30, 32) on the container (12) when the replacement seal is removed. The flexible plastic cover (10) comprises a flexible plastic material forming a layer (40) substantially impe...

A process is provided for making frost resistant cement products having improved 28 day compressive strengths wherein a gas is included in the product by substantially uniformly dispersing hollow gas filled synthetic polymeric spheres in the cement mixture prior to setting thereof. The invention also provides a frost resistant cement product having from about 0.01 to about 0.1% by weight based on ...

1405096 Powder coating composition SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NV 29 Sept 1972 [1 Oct 1971] 45791/71 Heading C3B A powder composition, curable by heat, for preparing coatings with a mat finish comprises (A) a curable resin, (B) a latent curing agent for the resin and (C) a curing accelerator. The composition is a dry blend of two powders I and II. I comprises (A), (B) and optionally...

A beam-splitting prism provided with a roof-edge prism is described. The roof-edge prism is made of a cured transparent synthetic material and can be arranged on a surface of the beam-splitting prism in a simple and cheap manner.

A method for producing cross-linked polyethylene resin foams which comprises mixing a polyolefin resin, a blowing agent and, optionally, a surface active agent containing hydroxyl groups or an acid amide compound under pressure, said polyolefin resin containing a cross-linkable ethylene polymer having on the side chains thereof silyl groups which effect cross-linking upon contact with water; extru...

A composition suitable for making crosslinked and optionally foamed shaped structures comprises polypropylene with 2 to 20% of its weight of polybuta-1,2-diene having a molecular weight of 500 to 10,000 and with 10 to 50% of its weight of high- density or low-density polyethylene and optionally also a cross-linking agent and/or a foaming agent. After shaping the composition and subjecting it to a ...

A prepreg for making a composite is disclosed. The prepreg comprising reinforcing fibers impregnated with a resin composition comprising (A) an epoxy resin, (B) a reaction product of an epoxy resin and a butadiene-acrylonitrile copolymer having carboxyl groups on at least both terminals of the molecular chain of the copolymer, and (C) 4,4'-diaminodiphenylsulfone as a curing agent. A composite prod...

A surveillance system for preventing shoplifting comprises marking elements made of material of high magnetic permeability attached to the goods in a store, and magnetic field generating coils generating a magnetic field in the exit areas from the store. Two different alternating magnetic fields are produced on opposite sides so that the configuration of the field within the exit area is continuou...

The invention concerns a compact, self-supporting element consisting of varying layers having a strong mechanical resistance, as well as being watertight and thermetically and acoustically insulated. The element is especially, although not exclusively, suited to coverings, walls, partitions and other constituent parts of buildings. The invention also concerns the special way of obtaining panel mat...

A b s t r a c t A system for registrating an article passing a predetermined area, and comprising a transmitter and a receiver with a common aerial alternately transmitting and receiving electromagnetic signals. A marker is attached to each article and receives said signals and transmits in turn other signals at passage of the area. The common transmitting and receiving aerial is formed as a multi...

PURPOSE:To contrive the constant temperature of an electron beam exposure device by a method wherein the main body of a constant-temperature apparatus having a constant-temperature water circulating path at the inside of the constant-temperature apparatus is closely contacted with the outside wall of an electron optical lens barrel under detachable conditions. CONSTITUTION:A zigzag pipe is buried ...

Process and apparatus for treating waste water by circulating it, together with oxygen-containing gas, through communicating downflow and upflow pipes enclosed in a treatment chamber, the pipes being open at their bottom ends, and controlling the flow of waste water/gas mixture from the downflow pipe to cause gas bubbles to escape downwardly, or part downwardly and part upwardly, in the treatment ...

1386347 Moulding foamed sheets; laminates DYNAMIT NOBEL AG 1 March 1972 [2 March 1971 2 Dec 1971] 9636/72 Headings B5A and B5N [Also in Divisions C3 and B1] Phenolic resin foamed sheet is continuously produced by forming a premix of a liquid phenolic foamable resin and a blowing agent; mixing the premix with hardener, uniformly distributing the mixture on to a lower cover layer entering a double-b...

1346271 Comminuting refuse UNDEMANN MASCHINENFABRIK GmbH 23 May 1972 [5 June 1971] 24246/72 Heading B2A A machine for comminuting refuse, e.g. waste paper, comprises a rotor 6 which rotates about a horizontal axis in a housing 2 and movable cone, as shown, a worm conveyor or a horizontal or vertical bucket conveyor. In the machine shown bundles of waste paper 22 are fed by a conveyor 23 onto a ch...

PURPOSE:To prevent sticking of disc, by forming a resistance film for a slider of a magnetic head of the contact start-stop system, and flowing a current before starting. CONSTITUTION:A thin film resistance layer made of a platinum is formed at a side surface 4 of a current flowing end and sliders 3, 3' of a magnetic head 2 of the contact start-stop system, lead wires 5, 6 are connected to a DC po...

PURPOSE:To attain compactness and thinness and to reduce the number of processes by a method wherein a resin mold member is applied on a circuit substrate before face bonding and the mold member is flowed into a gap between the substrate and a semiconductor chip to prevent blister formation. CONSTITUTION:A suitable amount of a resin mold member 23 is applied on a circuit substrate 21 facing to a s...