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3259results about How to "Improve fastness" patented technology

Battery

The invention provides a battery, comprising a cover plate, a shell, a battery cell and electrolyte. The battery cell and the electrolyte are sealed in the shell of the battery, and the cover plate is hermetically connected with the shell. The battery cell comprises a positive polar plate, a negative polar plate and a diaphragm arranged between the positive polar plate and the negative polar plate. A positive polar lug is arranged on the positive polar plate, and a negative polar lug is arranged on the negative polar plate. The battery cell is further internally provided with a positive polar current and heat conducting member and a negative polar current and heat conducting member, and the positive polar current and heat conducting member and the negative polar current and heat conducting member are mutually insulated. The positive polar current and heat conducting member and the positive polar lug are conducted; the negative polar current and heat conducting member and the negative polar lug are conducted; the positive polar current and heat conducting member and / or the negative polar current and heat conducting member penetrate(s) through the cover plate to leading out current. According to the invention, the internal heat of the battery cell can be reduced rapidly, substances on the polar plates can be prevented from further thermal reaction, and thus, the safety performance of the battery is increased. Meanwhile, the stability of the internal temperature of the battery cell is guaranteed, the cyclic performance and the like of the battery are improved. In addition, the temperature at all parts in the battery cell can be ensured to be consistent so as to eliminate temperature differences and make the reaction temperature of all parts of the polar plates consistent. Meanwhile, the current and heat conducting members can play roles of backbone and support to support the battery cell, and is beneficial to not only assembly but also winding of the battery cell.
Owner:BYD CO LTD

Glass roll, and method of manufacturing glass roll

To manufacture a roll body (glass roll) of the glass film, which is subjected to a tension application, and is free from looseness, without adversely affecting the formation of the glass film and causing a problem such as cracks, provided is a method of manufacturing a glass roll (1), including: forming a glass film (2) by a downdraw method; and winding the formed glass film (2) into a roll while superposing the glass film (2) on a protective sheet (3), in which the glass film (2) and the protective sheet (3) are wound while higher tension in a winding direction is applied to the protective sheet (3) than to the glass film.
Owner:NIPPON ELECTRIC GLASS CO LTD

Battery pack having elastic body inserted between members for holding cell modules and frame of battery pack

A battery pack includes a plurality of cylindrical cell modules, each formed by serially connecting a plurality of unit cells; a cell box in which the cell modules are contained in a manner such that the cell modules are arranged parallel to each other; a plurality of holding members fit to outer peripheries of the cell modules so as to arrange the cell modules in a zigzag manner along axes of the cell modules, in a manner such that the holding members make contact with each other and a gap is secured between every adjacent cell module; and an elastic body inserted between the holding members and a frame of the cell box. Preferably, a pushing member provided between the elastic body and the holding members is provided.
Owner:HONDA MOTOR CO LTD
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