Abstract: The connector of the present disclosure includes an embodiment that is equipped with a lever able to turn around a turning shaft portion provided to the outside of an outer shell portion of a housing, and the lever is equipped with a cam shaft portion inserted through a window formed in the outer shell into a cam groove formed in a slider. The lever includes a cam shaft portion having a base portion and a hook portion wherein the hook portion extends beyond an edge of the window.

Abstract: A liquid fuel cell comprising a plurality of unit fuel cells each having a positive electrode (8) for reducing oxygen, a negative electrode (9) for oxidizing liquid fuel, and an electrolyte layer (10) interposed between the positive electrode (8) and the negative electrode (9), and a section (3) for storing liquid fuel (4), wherein power can be generated stably while reducing the size by arranging the plurality of unit fuel cells on the substantially same plane. Each electrolyte layer of the unit fuel cell preferably constitutes a continuous integrated electrolyte layer.

Abstract: A lithium-ion secondary battery includes a negative electrode having a negative electrode mixture layer containing a negative electrode active material and a separator. The negative electrode active material contains a carbon material having an R value of Raman spectrum of 0.2 to 0.8 and having an interplanar spacing d002 between 002 lattice planes of 0.340 nm or less, a ratio of the carbon material is 60 mass % or more based on the total amount of the negative electrode active material, a density of the negative electrode mixture layer is 1.40 g/cm3 to 1.65 g/cm3, and the separator is formed from a laminate composed of a porous layer containing resin having a melting point of 120° C. to 140° C., and a porous layer containing resin having a melting point of 150° C. or higher or a porous layer composed mainly of inorganic particles having a heat resistant temperature of 150° C. or higher.

Abstract: A connector having a housing for accommodating therein a plurality of terminals, each terminal being connected to electric wires extending from the housing, and a cover for covering a part of the electric wires that extends from the housing. The connector is configured such that the connector cover is provided with a linear element insertion aperture through which a linear tying element for tying the electric wires passes. The connector cover also has a plurality of split portions for being combined with each other. The electric wires are tied together and fixedly arranged by the linear element and the split portions are locked together.

Abstract: An air-hydrogen battery with high energy density and satisfactory cycle characteristics is provided. The air-hydrogen battery includes: a positive electrode made of an air electrode; a negative electrode provided with a hydrogen-absorbing alloy; and a cation-exchange film or an anion-exchange film formed as an electrolyte between the positive electrode and the negative electrode, wherein a periphery of the hydrogen-absorbing alloy of the negative electrode is covered with an anion-exchange resin, whereby the contact area between the anion-exchange resin that functions as an electrolyte and the hydrogen-absorbing alloy is increased, and the utilization factor and resistance to corrosion of the hydrogen-absorbing alloy are enhanced.

Abstract: A liquid fuel cell comprising a plurality of unit fuel cells each having a positive electrode (8) for reducing oxygen, a negative electrode (9) for oxidizing liquid fuel, and an electrolyte layer (10) interposed between the positive electrode (8) and the negative electrode (9), and a section (3) for storing liquid fuel (4), wherein power can be generated stably while reducing the size by arranging the plurality of unit fuel cells on the substantially same plane. Each electrolyte layer of the unit fuel cell preferably constitutes a continuous integrated electrolyte layer.

Abstract: An electric power generating element for a fuel cell includes a positive electrode for reducing oxygen, a negative electrode for oxidizing a fuel, and a solid electrolyte provided between the positive electrode and the negative electrode. The positive electrode and the negative electrode include a laminate of two or more electrode layers containing a catalyst. Each of the electrode layers has a thickness of 50 &mgr;m or less, and an adhesive layer is disposed between the electrode layers. In this way, it is possible to provide an electric power generating element for a fuel cell that can both thicken an electrode layer and achieve a porous structure and a structural flawlessness of the electrode layer.

Abstract: An air-hydrogen battery with high energy density and satisfactory cycle characteristics is provided.