PURPOSE:To heighten compression ratio of a gasket and prevent an electrolytic liquid from leaking out of a sealing part by improving the shape of a metal sealing plate of a sealed-type battery. CONSTITUTION:A U-shape part 3a is formed in the lower part of the external circumference of a sealing plate 3 made of a metal and sealing is carried out by fixing and compressing a gasket 2 using the U-shap...

PURPOSE:To avoid a situation that a lever for taking out a battery touches a something obstructive, a battery is ejected abruptly, and recording is interrupted and to maintain a secure battery loading condition. CONSTITUTION:A battery unloading apparatus has a structure wherein an operational member 15 is so moved toward Y-direction shown as an arrow as to move an axial part 15a of the operational...

PURPOSE:To solve a problem of contact defect between a main part of a portable telephone and an electric power source part and provide a highly reliable electric power source whose contact parts can be refreshed. CONSTITUTION:After an electric power source part 1 is inserted until it comes to touch a hit receiver 8 of a main body part 3, a stopper 7 having the hit receiver 8 is inserted to attach ...

PURPOSE:To determine whether a battery is abnormal or not by eye observation and carry out transportation and wrapping of a battery efficiently by using a material with which a heat history can be determined for a storage case of a high output power battery such as a lithium battery. CONSTITUTION:A synthetic resin film containing 0.04-0.20 pts.wt. of a metal soap to 1 part wt. of the synthetic res...

PURPOSE:To facilitate transportation and installation of a battery by installing a ring-like band body which penetrates slidably a ring-like transversely hung sheet surrounding the side walls of a battery and the open part of the sheet and which is longer than the circumference length of the upper and the lower faces of the battery. CONSTITUTION:A ring-like transversely hung sheet 2 made of plasti...

PURPOSE:To provide a grip apparatus, which is easy to be detached and makes the electrolytic liquid level be seen easily, for a secondary battery. CONSTITUTION:A grip apparatus is composed of a strip-like band 5 prepared by twisting synthetic resin yarns and a sheet 6 made of a transparent synthetic resin. While slits are formed at three sites in the center part and both end parts of the sheet 6, ...

PURPOSE:To improve the hydrophilic property of the surface of a film and carry out impregnation of the film with an electrolytic liquid by exposing a part of a filler by carrying out a surface treatment for the surface of a synthetic resin film in which the filler of a hydrophilic inorganic material is dispersed. CONSTITUTION:SiO2 as an inorganic hydrophilic filler is mixed with a polyolefine-base...

PURPOSE:To prevent a short circuit accident between electricity supplying terminals by positioning a shutter at the position to be covered at the time of not attaching an external casing, a battery is built therein, to an appliance in electricity receiving side, and positioning the shutter at the releasing position by pressing it by an electricity receiving terminal pin at the time of attaching th...

PURPOSE:To prevent short circuit between electricity supplying terminals by covering an electricity supplying terminal with a shutter at the time of not attaching an external casing, with a battery built therein to an appliance on the electricity receiving side, and releasing the electricity supplying terminal by pressing the shutter with an electricity receiving terminal pin at the time of attach...

PURPOSE:To accelerate hydrogen storage at the time of charging and provided hydrogen storage alloy electrode excellent in gas absorption property by mixing a nickel fine powder with a hydrogen storage alloy powder. CONSTITUTION:For example, 5wt.% of nickel fine powder having average particle size 0.8mum is added to and well mixed with a hydrogen storage alloy expressed as ZrMn0.6Co0.1V0.2Ni1.2, wh...

PURPOSE:To make it possible to roll a substrate for an electrode to be flat without strain by installing a ring made of an elastic circular body which can be contracted toward the radius direction and extended toward the circumferential direction of a roller main body in the rolling roller main body. CONSTITUTION:Rings made of an elastic body which can be contracted toward the radius direction and...

PURPOSE:To provide a nickel positive pole containing active having high use efficiency in a wide temperature range and provide a nickel positive pole- hydrogen storage battery which uses the nickel positive pole and has high discharging capacity. CONSTITUTION:Regarding a nickel positive pole consisting of mainly a nickel oxide and three-dimensional porous body or a flat plate, on which the nickel ...

PURPOSE:To manufacture easily an artificial graphite electrode having low puffing, high strength, and high bulk density. CONSTITUTION:An artificial graphite electrode is manufactured by using coal base needle cakes, which are obtained after calcination at 1500-1700 deg.C, its true specific gravity being 2.150 or more, and using binder pitch, whose softening point is 100-150 deg.C, as a caking addi...

PURPOSE:To increase fuel utilization efficiency by constituting in such a way that a high resistance layer consisting of a compound containing lanthanum and zirconium is not formed substantially on an interface between an air electrode and a solid electrolytic film. CONSTITUTION:A compound expressed by a formula I is formed on an interface between an air electrode and a solid electrolyte film. In ...

PURPOSE:To improve output of an SOFC and fuel gas utilization factor by restricting reaction between a zirconia solid electrolyte film and an air electrode base body material, reducing internal resistance of the SOFC, and restricting sintering progress of an air electrode base body. CONSTITUTION:An intermediate layer 25 consisting of a manganese compound or a cobalt compound is formed on the surfa...

PURPOSE:To control porosity of a fuel electrode and contraction of this compound compact in the case of baking by constituting a compound compact integrally composed of an electrolytic compact and a fuel electrode compact obtained by adding slurry including metallic oxide or metal and organic substance powder to the electrolytic compact. CONSTITUTION:After an electrolytic compact is formed of slur...

PURPOSE:To control porosity of an air electrode and contraction of this compound compact in the case of baking by constituting a compound compact integrally composed of an electrolyte compact and the air electrode compact obtained by adding slurry including metallic oxide and organic substance powder to the electrolyte compact. CONSTITUTION:After an electrolyte compact is formed of slurry containi...

PURPOSE:To promote application of a solid electrolyte fuel cell device to a large scale power generation system. CONSTITUTION:An exposure part 2A is arranged on a solid electrolyte film 2 interposed between a cylindrical fuel electrode 1 and an air electrode 3. A ceramic sling 4 having a flange 4A is joined to this exposure part 2A by means of glass 5, and the flange 4A of this ceramic sling 4 is ...

PURPOSE:To promote application of a solid electrolyte fuel cell device to a large scale power generation system. CONSTITUTION:An exposure part 2A is arranged on a solid electrolyte film 2 interposed between a cylindrical fuel electrode 1 and an air electrode 3. A ceramic sling 4 having a flange 4A is joined to this exposure part 2A by means of glass 5, and a stress absorbing material 10 is interpo...

PURPOSE:To provide solid electrolyte having high ion conductivity by forming the solid electrolyte of a material expressed by a composition formula of La1-xMX1-x/2F or La1-xMxOF1-x(M= Sr,Ba,Ca). CONSTITUTION:An electric furnace 22 is arranged so as to surround a part of the outer periphery of a combustion tube 21, and pipelines 23 and 24 to flow inert gas such as Ar are arranged on both sides of t...