A network controller for monitoring the status of a network includes a hierarchical object-based data structure representative of the network to be controlled. The data structure includes a set of hierarchically linked objects representative of elements of the network and each object includes object parameters including an object status parameter (e.g., a fault parameter) and, with the exception o...

A battery having positive and negative plates contained in a housing. The upper edges of the positive plates 11 are connected to the lower edges by means of a member 25 also contained in the housing. The member comprises a material having a greater conductivity than that of the material of the plates.

A tampon for feminine hygiene having an absorbent core and a cover disposed around the core which is permeable to body fluids, the cover being provided with flexible barrier strips which are spreadable from the tampon surface. The barrier strips serve to close the space between the tampon surface and the walls of the vaginal duct when the tampon is inserted, preventing leakage especially in the ti...

An ion exchange resin catalyst containing sulfonated styrene-divinylbenzene copolymer, with special porous structure is disclosed. The catalyst is suitable for the condensation reaction between a phenol and a carbonyl compound to prepare bisphenols,especially suitable for the condensation reaction between phenol and acetone to prepare bisphenol A.

PCT No. PCT/EP97/00784 Sec. 371 Date Dec. 10, 1998 Sec. 102(e) Date Dec. 10, 1998 PCT Filed Feb. 19, 1997 PCT Pub. No. WO97/30795 PCT Pub. Date Aug. 28, 1997Process for multi-coat lacquering of a substrate with a stoved first electrodeposition layer by applying a second surface coating layer of 10 to 30 mu m dry layer thickness consisting of a base lacquering agent containing a first, water-based...

The lead-acid battery has a battery housing receiving a set of battery plates, forming positive and negative electrode plates with separator plates between them. The separator plates are provided with integral projections (3) adjacent their peripheral edges, projecting inwards for contacting one another around the outside of the electrode plate for enclosing the latter, the outer edges of the sepa...

Fahrzeugluftreifen mit einem Laufstreifenprofil, welches durch Nuten, insbesondere durch Umfangsnuten und Quernuten, in Profilelemente, wie Profilblöcke und Laufstreifenbänder, gegliedert ist, wobei Profilelemente vorgesehen sind, die durch Feineinschnitte in Profilelementteile gegliedert sind. Es sind Feineinschnitte (2a, 2b) mit zumindest einer diskreten Verbindungsstelle (7a, 7b) zwischen ihren...

The present invention provides improved processes for forming anti-corrosion layers, particularly barium metaplumbate, on lead, lead alloy-, and lead oxide-containing substrates. The processes of the invention are used to form corrosion-resistant current collectors which are assembled into lead-acid batteries. The inventive methods used to form barium metaplumbate employ a salt solution which incl...

A powder-metallurgy produced high-speed steel article having a combination of high hardness and wear resistance, particularly at elevated temperatures. This combination of properties is achieved by the combination of W, Mo, V, and Co. The article is particularly suitable for use in the manufacture of gear cutting tools, such as hobs, and surface coatings.

In a cast composite wear part consisting of a metallic matrix having wear resistant inserts in the or each working face, the inserts are formed from a ceramic wafer which consists of a homogeneous solid solution of 20-80 wt.% Al2O3 and 80-20 wt.% ZrO2 and which is impregnated with liquid metal during casting. Preferably, the ceramic material consists of 55-60 wt.% Al2O3 and 38-42 wt.% ZrO2 or 70-7...

The utility model relates to a device for the production of asbestos cement products by a slurry flowing process, particularly a slurry flowing box of the main equipment in the production of the slurry flowing process. Stirring mechanisms in a tank body are horizontally arranged into a first-stage stirring roller (2), a second-stage stirring impeller shaft, a three-stage stirring impeller shaft (3...

The utility model relates to a multifunctional valve for a solar water heater, belonging to the field of a water heating apparatus. The utility model which is matched with the solar water heater has the functions of filling a water tank with water and checking the water, discharging hot water, discharging cold water, holding the hot water by means of closing, adjusting the water level of the water...

A method for determining the direction of a borehole during drilling comprises determination of inclination angle theta and highside angle phi from gravity acceleration ( &upbar& g) measurements and determination of azimuth angle psi from magnetic field ( &upbar& B) measurements along with the calculated inclination angle theta and highside angle phi , the determinations being carried out...

PROBLEM TO BE SOLVED: To cut a semiconductor wafer quickly into a large number of chips by a method wherein a laser beam is made to irradiate scribe lines to form cutting holes successively scanning the semiconductor wafer in the directions of X and Y at a prescribed pitch so as to separate chips into discrete pieces. SOLUTION: Cut pitches in the directions of X and Y corresponding to the dimensio...

The invention provides a lead-acid battery which is easy to be sealed in mother solution. The gas-collecting film is put between positive and negative plates of the battery, the negative plate is added a small amount moisture repellent, the pole group is arranged in compact assembly, thus oxygen produced in poles reaction of the battery is easy to be transfered from positive pole to negative pole...

A threading device for embroidery machinery designed to automate the process of changing the colored thread or when the thread is broken without requiring manual work, shorten the time required for such processes, and enhance the operating rate and productivity of the sewing machine, comprising a thread gripping member 31 for gripping the end portion of a thread 11 hanging from a thread let-off tu...

A spread position securing device for beach parasols includes a shank, a fixing base on an upper portion of the shank, and a runner fitted around slidably along the shank, plural ribs pivotally connected radially to the fixing base, and plural stretchers connected pivotally between the runner and intermediate portions of the ribs. Then the parasol can be spread from a collapsed position to a sprea...

A navigation system for an off-road vehicle includes a single display which shows simultaneously true or magnetic north 22, the direction of travel 21 of the vehicle, and the direction 23 in which the vehicle needs to travel to reach a desired destination.

The method involves using a control system to vary the speed of the vehicle in a predefinable manner when the vehicle enters a section of track categorized as hazardous and there is no operator on board who can monitor the track in front of the vehicle and operate the brakes when required. The control system varies the vehicle speed so that the vehicle is brought to a standstill. The control syste...

Thermal insulating device with an open celled polyurethane foam core, evacuated and refilled with an insulating gas.