PURPOSE: A gel type electrolyte capable of maintaining low viscosity for a relatively long period of time while forming a more stable three dimensional net structure is provided which can reduce manufacturing processes of a lead storage battery, stabilize a structure of a gel electrolyte and improve life performance of a battery. CONSTITUTION: In a gel electrolyte for enclosed lead storage battery...

PURPOSE: A boiler in a solar heating system is provided to maximize heat efficiency by heating, thermally storing, heating with thermal storage and heating with a boiler by one heat exchange, to reduce a cost by simplify the solar heating system and by being installed in a small place. CONSTITUTION: A solar heating system consists of a heat collecting line, a heat storage container line, a heating...

PURPOSE: A filling process for uniformly and quickly pouring a gelled electrolyte solution into a battery jar is provided which promotes productivity and prevents the performance lowering of a battery caused by a gelled electrolyte generated between electrodes and between a separation membrane and an electrode by air trapping. CONSTITUTION: This filling process comprises the steps of making the in...

PURPOSE: A center differential secures high differential limiting force and balances tread force between front wheels and rear wheels to distribute basic driving torque. CONSTITUTION: For pinion gears to be placed slantly and transmit power between a differential gear case(3) and front/rear side gears(5, 7) with different driving torque distribution ratios, the diameter of the outer periphery of t...

PROBLEM TO BE SOLVED: To provide a solar water heater in which stirring of hot water in a hot water storage tank is reined to a minimum, even if the bottom thereof is flat and water can be supplied from the ridge side of the hot water storage tank. SOLUTION: This solar water heater comprises a heat collector and a hot water storage tank, coupled through hot water circulation piping where the hot w...

PROBLEM TO BE SOLVED: To provide a solar water heater, in which the forward end part of a hot-water collecting pipe is prevented from sinking due to floating of a float on the hot water surface in a hot-water storage tank and high temperature hot water, can be taken out and delivered at all times, from the upper layer of the hot-water storage tank. SOLUTION: This solar water heater, comprising a h...

PROBLEM TO BE SOLVED: To provide a refraction contrast X-ray image practically utilized widely compared with the conventional X-ray image formation method and device being lack in the practicability at fields such as a medical treatment and an inspection. SOLUTION: This X-ray image photographing method and device improve the lowering of the vividness caused by half shadow by refraction contrast in...

PROBLEM TO BE SOLVED: To provide an operating device for a television camera lens equipped with a moving mechanism for moving the moving lens of a lens device in an optical axis direction by manual operation to operate an operation bar extended from a lens device main body or motor-driven operation by a motor and also having an operational force transmitting means capable of switching the operatio...

PROBLEM TO BE SOLVED: To provide X-ray radiography which is especially suitable for mammography to quickly perform development processing of a mammogram of high picture quality. SOLUTION: A subject support tool 13 and a film cassette holding tool 16 which can be moved and can be temporarily fixed are provided on a support member, and the distance between a Coolidge X-ray tube 3 and a screen film s...

PROBLEM TO BE SOLVED: To provide a preceding vehicle selecting device capable of properly selecting a preceding vehicle at the time of changing a traffic lane, and capable of quickly displacing the preceding vehicle, and an inter-vehicle controller equipped with the preceding vehicle selecting device. SOLUTION: Right traffic lane probability being probability that an object is present on a traffic...

PROBLEM TO BE SOLVED: To prevent an upper lid 3 from being disconnected or from being slipped out of place by vibration and the like when transferring the upper lid 3 and a middle lid 2 for being welded after the upper lid 3 has been supplied to the middle lid 2 in a manufacturing process of a sealed lead-acid accumulator. SOLUTION: In an upper lid 3 having an almost rectangular shape comprising a...

PROBLEM TO BE SOLVED: To provide a lead battery having terminals and electrolyte cell caps filled with a filler such as epoxy resin for preventing severing between the terminal and the filler layer to secure sealing, so that performance degradation due to leakage or poor sealing is prevented, thus improving reliability. SOLUTION: A metal terminal member 1 having a bolt 3 and nut 4 at one end is co...

PROBLEM TO BE SOLVED: To provide a method for preparing paste for a lead battery, which allows to avoid uneven paste coating or filling in paste coating process and ensure a stable paste viscosity. SOLUTION: The method comprises the steps of carrying out venting, with the rate of 35 to 140 m3/min per 1000 kg of lead powder after starting a water- treatment step, carrying out further blowing with t...

PROBLEM TO BE SOLVED: To provide a lead storage battery with improved chemical conversion efficiency and life, and an excellent strength of activation material which prevents from peeling and falling in spite of the using minium as a material of positive electrode. SOLUTION: Polyvinylpyrrolidone is added to the material of positive electrode using minium with the proportion of 2.5-20 weight percen...

PROBLEM TO BE SOLVED: To provide a stable lattice for a lead storage battery with small deformation. SOLUTION: A gradient 8 having angle &theta is formed at a side end of a drum forward direction of a sideward frame 5, thickening more toward the end to be the same as that of a lengthwise edge frame 2 at a point of crossing with a lengthwise edge frame 4 to the side of drum forward direction. The ...

PROBLEM TO BE SOLVED: To provide a lead battery having enhanced vibration-proof with a prolonged life even when installed in a vehicle usually running on rough roads, and a method of manufacturing same. SOLUTION: A fixing member 46 has a connection groove 46A engaging the longitudinal rib 12B as shown by (A), and fixing part 46B with the bottom contacting the upper surface of the external end of t...

PROBLEM TO BE SOLVED: To provide a multi-element-based rare eath-iron lattice interstitial permanent magnet material having high remanent magnetic flux density, high coercive force and high maximum magnetic energy product. SOLUTION: This permanent magnet material is represented by a general formula (R1-&alpha R'&alpha )x(Mo1-&beta M&beta )yFe100-x-y-zIz, where R is light rare-earth element selecte...

PROBLEM TO BE SOLVED: To provide a motor-generator device for vehicle the motor-generator of which can be driven without degrading the riding quality and stability of a vehicle. SOLUTION: The motor-generator 2 of a motor-generator device is constituted of a motor 10 having both an electrically moving function and electric power generating function, and a change gear 30 composed of a planet gear me...

A sanitary napkin having an absorbent core with three longitudinally oriented trisections, a central trisection flanked by two outboard trisections. The absorbent core is formed of a single layer of tissue. The single layer of tissue is folded on itself to provide a two-ply thickness at each of the outboard trisections and a single thickness at the central trisection. The two plies of the outboard...