PURPOSE:To provide a glass fiber product for a lead-acid battery in which elution and decomposition of an adhesive are retarded to prolong the life. CONSTITUTION:An inorganic binder solution prepared by dissolving silica in water-glass is penetrated in a glass fiber component by spraying. The glass fiber component in which water-glass is penetrated is heated to cure the binder solution and to bond...

PURPOSE:To provide a thin, sealed lead-acid battery having high reliability in a soldered part and capable of using in an environment where temperature change is remarkably large. CONSTITUTION:A plurality of cells 1 are arranged in the flat direction on a circuit board 2. The arranged part of each cell 1 on the circuit board 2 is formed as a space 3 except for the periphery of the cell 1. The peri...

PURPOSE:To reduce variations in the height of an expanded metal plate by indenting the surface of the active material of the expanded metal plate. CONSTITUTION:Each of expanded metal plates 2 forming an expanded metal grating 1 is filled with an active material 6. The active material 6 is indented 7 so as to have thinner portions 9 at regular intervals, where contraction stresses concentrate when ...

PURPOSE:To enable a lead-acid battery to be preserved for a long period without performance degradation by sealing and storing an assembly of alternately stacked, unformed positive and negative plates inside a battery jar, and opening the jar before use of the battery, for injection of dilute sulfuric acid. CONSTITUTION:An assembly of plates, in which unformed positive plates each comprising a Pb-...

PURPOSE:To provide a sealed lead-acid battery which can prevent a dropping active material from causing a short circuit without increasing costs even if plates using expanded metal gratings with no outer frames on the plate side of the battery are incorporated into the battery. CONSTITUTION:An assembly 4 of plates, which comprises cathode 6 and anode 5 plates using gratings with no outer frames on...

Dense star polymers or dendrimers, modified by capping with a hydrophobic group capable of providing a hydrophobic outer shell, act as molecular nucleating agents in forming a polymer blend.

PURPOSE: To provide a first-in first-out buffer system which has an error detection and correction unit which detects and corrects an error generated in the first-in first-out buffer system. CONSTITUTION: M data storage modules 20A to 20M which are coupled in parallel to temporarily store N-bit input digital data and simultaneously generate. N-bit output data and are coupled in parallel to simulta...

A microcomputer interface arrangement includes a microcomputer having I/O ports coupled to individual interface units. A fault detection circuit detects a fault in an interface unit, interrupts the microcomputer and inverts the input state of the faulty unit without affecting the output states so that the faulty unit can be identified by the microcomputer by reading inputs of the interface units.

A binding for releasably securing an end of a ski boot to a ski including a body having a jaw for engaging a portion of the end of the boot, wherein the jaw includes a pair of wings mounted for lateral movement from an engagement position to a release position in response to the application of a release threshold force of a predetermined magnitude laterally against the jaw. The body is further mou...

The invention relates to laminated safety glass comprising a monolithic or laminated substrate made of glass and/or plastic, and a sheet of plastic comprising at least one outer layer of polyurethane having surface properties. According to the invention, the glass is provided on at least one area of the polyurethane layer with a bonding prelayer compatible with a subsequently deposited adhesive la...

The method of processing a sequence of images representing a road scene taken by a camera installed on board a vehicle for extracting the road and detecting obstacles consists, on the one hand, of a stage (2) of static analysis of the scene from a CCD-type sensor (1), in combining an analysis of the luminance information from the video signals with an analysis of the colour video signals of an ima...

A method of monitoring a fluid reservoir traversed by at least one well comprised the following steps: at least one electrode is connected to the surface and fixed in permanent manner in the well under conditions isolating the section of the well in which it is located hydraulically from the rest of the well and providing electrical coupling between the electrode and the reservoir; a current i...

PURPOSE:To decrease cutting miss and not to prohibit exposure of a photosensitive material by providing blue lines on the one surface of a transparent supporting body and providing a light-shielding peelable layer on the surface where the lines are provided or on the other surface. CONSTITUTION:Blue lines 2 are printed with a blue ink in transverse and longitudinal directions perpendicular to each...

PURPOSE:To provide a high-frequency member made of oxide superconductors, having an improved S-N ratio, capable of easily coping with various shapes, and excellent in practicality. CONSTITUTION:A plurality of superconducting members 3 each formed with an oxide superconductor layer 2 on an oxide substrate 1 are used, for example. A plurality of superconducting members 3 are arranged into a closed l...

PURPOSE:To make the insulation of individual superconducting wires forming a superconducting compacted stranded wire hardly breakable by winding an insulating tape on the superconducting wires, coating them with a varnish insulating film, then compact and stranding them. CONSTITUTION:An insulating tape is wound on superconducting wires, they are coated with a varnish insulating film, then they are...

PURPOSE:To improve the yield of an Nb-Ti composite multi-core superconducting wire by hydrostatic pressure extrusion. CONSTITUTION:Many copper-coated Nb-Ti alloy wires having a hexagonal cross section are stored in a copper tube, with their side faces kept in contact with each other, to manufacture composite billet. The copper ratio of the composite billet is 2.0 or below, and the hardness (Hv) of...

PURPOSE:To manufacture a superconducting wire having a low copper ratio by the niobium tube method. CONSTITUTION:A Cu tube 2, a Nb tube 3, and a Cu tube 4 are arranged in sequence on the outside of a Sn rod 1, drawing is applied to manufacture a single wire 5, then many wires 5 are filled in a Cu tube 6 to form a complex 7. Hydrostatic pressure extrusion and drawing are applied to the complex 7 to...

The invention relates to a piston cap according to any one of the claims of the main patent application, of which the intermediate part between the holding part and the bead (32) includes a fold capable of coming into contact with a wall. According to the invention, the outer part of the fold is provided with a means (50) preventing leaktightness of the contact.

- Temporary link between a tool and a tool holder. - The device is characterised in that: . the shank includes two converging edges and an opening (14) situated between the said edges, . the support member includes a mortice (15) and, between its edges, has a through-housing (21), . the removable fastening system (20) includes a unit (32) placed in register with the housing and carrying a movabl...

Enamel composition for a glass substrate and its application in laminated glazing. The enamel composition includes especially a frit which has antiadhesive properties, a frit of low melting point and a medium for the application to the substrate. The enamel composition according to the invention is advantageously employed for coating a part of the faces of a glass substrate which are facing the in...