A load bearing article (1) is described and includes a plurality of elongated shells (20) having a plurality of internal reinforcing ribs (50) fixedly attached within the hollow interior (35) of each shell (20), the shells (20) reside substantially within a common plane and are fixedly attached together by means of an external molded plastic structure (53). Each elongated shell (20) has a pluralit...

A network monitoring and analysis system is configured to include a roo t cause analysis function that permits the automatic determination of performance problem locations in a network of a communication system comprising a plurality of endpoint devices. Test communications are generated in the system in accordance with a selected pattern, which may be based on a flow matrix, and end-to-end path m...

The procedure, in which a multi-layer flexible pipe blank (12) is vulcanised between an inner flexible mandrel (10) and an outer mould, uses a hollow inner mandrel with a through passage (11) and a flexible elastic sleeve (14) as the outer mould. The sleeve can be stretched pneumatically over the non-vulcanised blank and then released so that the latter is compressed uniformly round the whole peri...

A variable delivery vane oil pump, is provided with a stator (10) eccentrically mounted about a rotor (9), which is adapted to turn about a longitudinal axis (6) thereof, and presents a plurality of grooves (15) radially outwardly opened and slidingly engaged, each, by a respective vane (17) the vanes (17) being arranged essentially in contact with the stator (10) by interposing a single sliding a...

A variable delivery vane pump, in particular for oil, is provided with a stator (10) eccentrically mounted about a rotor (9), which is adapted to turn about one own longitudinal axis (6), and presents a plurality of outwardly radially open grooves (15) and slidingly engaged, each, by a respective vane (17) defined by at least two foils (25) reciprocally overlapped and slidingly coupled one to the ...

A variable delivery vane pump, in particular for oil, is provided with a stator (10) eccentrically mounted about a rotor (9), which is adapted to turn about one own longitudinal axis (6), and presents a plurality of grooves (15) radially outwardly opened and slidingly engaged, each, by a respective vane (17) the vanes (17) being arranged essentially in contact with the stator (10) by interposing a...

A method of communicating in a secure communication system, comprises the steps of assembling as message at a sender, then determining a security level, and including an indication of the security level in a header of the message. The message is then sent t o a recipient.

A pump comprises a plurality of pistons movable in a direction, a swash plate arrangement forming an angle with said direction so as to reciprocate said plurality of pistons in said direction and an elastic element interacting with said swash plate arrangement to enable said angle to be modified. Between said elastic element and said swash plate arrangement a transmission device is interposed for ...

The object of the present invention is to provide methods for identifying factors involved in inducing the differentiation of pluripotent cells, and methods for using those factors. Using cDNA microarray technology, variations in gene expression between placebo-treated and CCl4-treated mice livers were analyzed 24 hours after treatment, and several growth factors were selected. The effects of matr...

An electrical generation system, a membrane fuel cell system, suitable for being employed in mobile application, for instance in vehicular applications as a direct electric current generation system comprising at least one polymer membrane fuel cell stack with means for adjusting the temperature of the cells comprising circulating a coolant inside the cells at constant flow-rate, the water and the...

It is described a bipolar plate consisting of a single wall and a perimetrical sealing frame obtained by folding and provided with a planar abutment surface for the frame-to-wall welding. The wall is further provided with projections on one face thereof preferably obtained by moulding, and with supports on the other face consisting of sheet strips housed in the recesses formed by the concave part ...

An apparatus (1) for converting energy from the wave motion of the sea, which comprises a plurality of units (2) for pumping a working fluid toward a delivery duct (3), each unit (2) comprising a cylinder (4) provided with a lower end (4a) which can be associated with the seabed (F) and with an upper end (4b) at which there is an intake opening (12) and a discharge opening (13) for the working flu...

An extrusion die (12) has an internal deckle system comprising, in a downstream order, an inner deckle rod, where a front end (36) of the deckle rod facing a passageway (14) has a pointed shape and is chamfered. - An extrusion die has an internal deckle system and comprising a flow passageway extending to an exit slot (24), the passageway comprising, in a downstream order, a supply channel (16), a...

A carrier (6) includes a slit-like recess (17) for mounting a running wheel (7). The carrier includes sockets (12,13) in which connecting pieces (4) are individually attached. The sockets are arranged at an angle relative to each other. Independent claims are also included for the following: (A) a vehicle construction kit; and (B) a vehicle.

The transaction is performed using the following steps: - (a) sending transaction order form from the content provider to the mobile subscriber; - (b) the subscriber confirming the transaction and sending the transaction order form to the browser; - (c) the browser reading data needed for the transaction form from the digital wallet, filling the order form with the read transaction data and sendin...

An airborne obstacle detector for a helicopter includes a visual display, a GPS receiver and an altimeter for indicating the position and course of an aircraft. A computer provides moving map data indicative of a topography of an area which surround the position of the aircraft. The computer determines a first hazard zone within a first preselected distance from the aircraft and generates a first ...

A method of recalibrating a Global Positioning System (GPS) receiver includ es applying a first control signal to an oscillator for generation of an oscillator signal having an initial frequency and determining if an indicator of correct oscillator outp ut frequency is present at the initial frequency. If an indicator of correct oscillator outp ut frequency is not present, then iterative steps are...

A server lid for a container with an integral tear strip tamper evident feature. A tear strip for the tamper evident feature is molded as an adjunct to a base membe r which forms the closure. The tear strip is joined to the base by at least one frangible web, and hinges about the frangible web to overlie front edges of one or more flaps formed i n the server lid. Ultrasonic welds connect the overl...