PROBLEM TO BE SOLVED: To improve the efficiency of formation and prevent damages to a tube during its use by a method wherein a side surface of a core member is formed with many whisker-like projections. SOLUTION: A core member 1 is made such that its upper end is integrally formed with a master frame 2. Then, a semi-circular vane 3 and whisker-like projections 4 are integrally casted and formed a...

PROBLEM TO BE SOLVED: To provide a less-expensive lead acid battery having superior maintenance-free characteristic with a grid made of lead-calcium alloy applied at a negative electrode by a method wherein the lead reproduced by a dry method is applied to the grid of a negative electrode and then an amount of nickel contained in the grid of the negative electrode is specified. SOLUTION: In the ca...

PROBLEM TO BE SOLVED: To provide a lead acid battery having a superior light load life performance and also having a superior high efficiency electric discharging performance under a high load application by a method wherein lead-antimony alloy containing a specified amount of nickel is applied to positive electrode grid. SOLUTION: Lead-antimony alloy containing nickel of 0.0002wt.% or more and 0....

PROBLEM TO BE SOLVED: To increase the industrial value such as a superior life performance by a method wherein lead alloy having a specified composition in the lead acid battery is applied to a positive electrode grid. SOLUTION: Composition of lead alloy of a positive electrode grid in a lead acid battery comprises antimony 0.8.wt% or more and 3wt.% or less; arsenic 0.1wt.% or more and 0.4wt.% or ...

PROBLEM TO BE SOLVED: To provide a less-expensive lead acid battery having a maintenance- free characteristic in which a positive electrode grid comprised of lead-calcium alloy is applied by a method wherein as the positive electrode grid, lead reproduced by a dry process is applied and the amount of containing nickel in the positive electrode grid is specified. SOLUTION: Lead is reproduced from u...

PROBLEM TO BE SOLVED: To restrict short-circuiting and improve a vibration proofing characteristic by a method wherein a plurality of rib projections having a space of portions in parallel with the vertical direction of a positive plate and abutted against the end part of the positive plate narrower than that of residual potions are provided at a plane where a bag separator storing the positive pl...

PROBLEM TO BE SOLVED: To provide a sealed lead acid battery having high superior electric discharging performance and also having a superior long life by a method wherein a paste paper sheet adhered with specified aqueous solution is adhered to either a positive plate or a negative plate. SOLUTION: The manufacturing of a sealed lead acid battery is carried out such that after a paste paper sheet c...

PROBLEM TO BE SOLVED: To prevent the damage to a battery jar which is pressure-contacted by an electrode plate group in a sealed lead-acid battery in which the battery jar is formed by covering the electrode plate group through a sheet-like or a film-like synthetic resin body. SOLUTION: A laminate film composed of a strength hold layer 2, a gas barrier layer 3, and a heat welding layer 4 is prepar...

PROBLEM TO BE SOLVED: To prevent a driver from having a sense of incompartibility by operating an electric motor when the amount of charge is higher than a predetermined value after operated to the backward range and then operating an engine when the battery charge is lower than a predetermined value. SOLUTION: If the operation range is R range in step R1, a sub-speed changer is shifted to a low g...

PROBLEM TO BE SOLVED: To take out power positively from wind power energy being pneumatic resistance by arranging a rare earth core magnet as a shaft at the propeller of a wind power generator, and arranging a coil around it. SOLUTION: In the case of mounting an electric propulsion system by a rare earth core magnet fan 1 on an electric motorcar, a wind power tube 4 is arranged at the roof, and a ...

A piezoelectric device includes an at least locally thin-walled ceramic substrate (2) and at least one film-type piezoelectric transducer (3) on the substrate. The substrate is locally formed with at least one cavity (4) defined by at least one peripheral wall (2c) and a bottom wall (2a) having a reduced thickness. The piezoelectric transducer is arranged on the outer surface opposite to the botto...

A process and device for opening a bivalve shellfish comprises: (i) making a hole (3) the upper shell (1) or cover of the shellfish, adjacent to the adducter muscle (7) which keeps the two shells (1 and 2) together; (ii) sealing the hole with a bung (4) until it is required to open the shell; and (iii) inserting a cutting device (5) through the bung to cut the adductor muscle so that the two halve...

L'invention concerne un procédé de fabrication d'un entoilage thermocollant (1),dans lequel un support textile (2) reçoit une enduction de polymères thermocollants répartie en points (3), caractérisé en ce que successivement: on dépose, au moyen d'un cadre sérigraphique (4), une sous-couche (5) de polymères sur un support de transfert (6, 7) comportant une surface régulière et lisse; on transfè...

La présente invention concerne un dispositif d'imagerie multicoupes comprenant une source (10) de rayonnement ionisant (11) et un agencement de détecteurs semi-conducteurs (12) apte a recevoir ledit rayonnement (11) après traversée d'un ensemble (14), dans lequel ces détecteurs semi-conducteurs sont des détecteurs bidimensionnels associés les uns aux autres afin de réaliser plusieurs couronnes ...

A process for the preparation of sulfonated polyurethane-urea polymers, which are useful film to film laminating adhesives for flexible packaging in which the urethane-urea polymer component has no amide linkages. The water-based sulfonated polyurethane prepolymers are processed at reduced temperatures and are substantially free of volatile and/or leachable contaminants.

PROBLEM TO BE SOLVED: To facilitate attachment to a manhole side wall and also to improve water stopping performance of an attaching part. SOLUTION: A sleeve pipe 20 is fixed to a hole 14 formed by boring a handle side wall 12 through filling adhesives 18. Even when irregularities are generated on the inner peripheral surface of the hole 14 when the hole 14 is formed, the fitting parts of the hole...

PROBLEM TO BE SOLVED: To realize high-quality display in a display device having no active element. SOLUTION: In an address writing period, address writing light is made incident on a photoelectric coversion layer 29 to produce an electron-hole pair, and also address writing voltage is impressed from a voltage impressing means so that liquid crystal 25 is display-driven. In such a state, charge is...

PROBLEM TO BE SOLVED: To prevent mutual interference when a manned car travels in the same traveling course with an unmanned car by providing a specific unmanned car controller, etc., for the unmanned car and providing respectively specific manned car controller, a warning means for the manned car. SOLUTION: The unmanned car is provided with the unmanned car controller 10, an unmanned car position...

PROBLEM TO BE SOLVED: To provide an insulative material excellent in the anti-corona property by filling a polymeride material with a fine crushed material having anti-corona property in a specified content. SOLUTION: An insulative tape 10 consists of a polymeride material film 12, where a mica paper film 14 is coupled. The film 12 is selected among polyester, polyester amide, polyester amide-imid...

PROBLEM TO BE SOLVED: To provide a simple box mounting structure which permits a box to be fixed on a base part. SOLUTION: A tongue piece 35 is extended to the side surface 19a of a box 15 formed into a roughly cubic shape with no cover and the edge of a side surface facing the above side surface, and the other side surfaces 19b, 19d are formed with drilled locking openings 25. A base part 11 is f...