Abstract: A battery device having a casing configured to house at least one battery cell and having an end surface that defines an outermost surface of the casing. A terminal case disposed in the casing has terminal grooves, terminal members in the terminal grooves and guide grooves. The terminal case projects outwardly from the end surface of the casing so as to extend beyond the outermost surface of that case.

Abstract: A battery charger includes a battery attachment section configured to have a rechargeable battery releasably attached thereto. The battery attachment section includes a flat attachment surface having a width corresponding to a width of a bottom surface of a case of the battery to be charged and a length greater than a length of the bottom surface of the case of the battery to be charged; a plurality of locking hooks provided on the attachment surface; a charger terminal configured to contact a terminal of the battery to be charged, the charger terminal including a plurality of plate-shaped contact pieces configured to be inserted into engaging grooves of the battery to be charged; and an attachment projection adjacent to the attachment surface and configured to secure the battery to the charger.

Abstract: Disclosed is a battery device including a battery enclosure incorporating a battery cell. The battery device further includes an output terminal that outputs power of the battery cell. The battery enclosure includes a first surface, a second surface, a first step surface, a second step surface, a first engaging portion, a second engaging portion, a first groove, and a second groove formed in the second step surface and the second engaging portion, and a recess is provided in at least one of the first step surface and the second step surface.

Abstract: A battery device to be loaded on an electronic apparatus comprises a casing configured to house at least one battery cell therein and having upper and lower surfaces, first and second longitudinal side surfaces disposed between the upper and lower surfaces, and an end wall disposed between the upper and lower surfaces and also disposed between the first and second longitudinal side surfaces. A step is disposed in the end wall and a storage element is disposed in the step to receive an electric contact portion, the step extending to the first longitudinal side surface, and the end wall extends from the second longitudinal side surface to the step and projects beyond the step.

Abstract: Disclosed is a battery device including a battery enclosure incorporating a battery cell. The battery device further includes an output terminal that outputs power of the battery cell. The battery enclosure includes a first surface, a second surface, a first step surface, a second step surface, a first engaging portion, a second engaging portion, a first groove, and a second groove formed in the second step surface and the second engaging portion, and a recess is provided in at least one of the first step surface and the second step surface.

Abstract: The present invention provides a charging apparatus capable of efficiently charging battery in view of power consumption and a charging method. The charging apparatus has a charging unit which charges a battery, a remaining capacity detecting unit which detects remaining capacity of the battery, a necessary charging capacity obtaining unit which obtains charging capacity necessary for use after completion of the charging of the battery, an additional charging capacity calculating unit which calculates additional charging capacity for additionally charging the battery based on the remaining capacity and the necessary charging capacity of the battery, a charging current determining unit which determines a charging current at the time when the charging unit charges for the additional charging capacity based on power consumption generated at the time of charging for the additional charging capacity, and a control unit which controls the charging unit based on the determined charging current.

Abstract: A secondary battery for electronic appliance to be accommodated in an electronic appliance, thereby feeding an electric power to the electronic appliance, is disclosed, which includes a battery cell in which a positive electrode, a negative electrode and an electrolyte are accommodated in a pack, and a positive electrode terminal and a negative electrode terminal from the positive electrode and the negative electrode, respectively are lead out from the same side face of the pack; a metallic battery can in which one opening from which the battery cell is inserted is formed and which accommodates the battery cell therein such that one side face from which the positive electrode terminal and the negative electrode terminal are lead out is faced towards the opening side; and a lid made of a synthetic resin in which a positive electrode terminal part and a negative electrode terminal part to be connected to the electrodes of the electronic appliance upon being connected to the positive electrode terminal and the n

Abstract: A battery device to be loaded on an electronic apparatus comprises a casing configured to house at least one battery cell therein and having upper and lower surfaces, first and second longitudinal side surfaces disposed between the upper and lower surfaces, and an end wall disposed between the upper and lower surfaces and also disposed between the first and second longitudinal side surfaces. A step is disposed in the end wall and a storage element is disposed in the step to receive an electric contact portion, the step extending to the first longitudinal side surface, and the end wall extends from the second longitudinal side surface to the step and projects beyond the step.

Abstract: A battery charger includes a battery attachment section configured to have a rechargeable battery releasably attached thereto. The battery attachment section includes a flat attachment surface having a width corresponding to a width of a bottom surface of a case of the battery to be charged and a length greater than a length of the bottom surface of the case of the battery to be charged; a plurality of locking hooks provided on the attachment surface; a charger terminal configured to contact a terminal of the battery to be charged, the charger terminal including a plurality of plate-shaped contact pieces configured to be inserted into engaging grooves of the battery to be charged; and an attachment projection adjacent to the attachment surface and configured to secure the battery to the charger.

Abstract: A battery apparatus and electronic equipment in which the battery apparatus has a characteristic compatible with the electronic equipment can be suitably attached to the electronic equipment. In a battery apparatus, an identification section of the battery apparatus serves to identify a characteristic of the battery apparatus, and which is provided on an end surface and on both sides of a battery-side terminal in the width direction of the battery apparatus. The identification section is configured with identification recesses formed in a manner open to the end surface, and at least one of the positions, cross-sectional shapes, and lengths on the end surface of the identification recesses, is formed on the basis of the characteristic of the battery apparatus. The cross-sectional shape and length of the identification recess is formed on the basis of the characteristic of the battery apparatus.

Abstract: The present invention provides a battery including a case, a connector, the holding member, and a resilient conductive plate. In the case, two battery cells each in the form of a flattened rectangular plate are accommodated. The connector is exposed from the case. The holding member is for holding the two battery cells in the case. The holding member is made of a nonconductive resilient material and has a first battery accommodating section and a second battery accommodating section in which the battery cells each in the form of a flattened rectangular plate are accommodated in a juxtaposed relationship so as to form a rectangular shape as viewed in plan. The resilient conductive plate extends on the holding member for electrically connecting the two battery cells accommodated in the first and second battery accommodating sections and the connector to each other.

Abstract: In case a similar component-to-be-loaded is erroneously loaded on a main body side apparatus, contact of terminals are avoided. To this end, a video camera (main body side apparatus) 1 has a main body side terminal 30, and a battery pack (component-to-be-loaded) 100 has a battery side terminal (component-to-be-loaded side terminal) 120.

Abstract: To provide a thinner, lighter battery pack and to reduce the cost by eliminating the need for a battery case. A thin battery pack structure using an outer packaging film (battery pack) is constructed by a flat and rectangular shaped battery cell, a flat and rectangular shaped frame portion accommodating the battery cell, a circuit board unit disposed on the outer side surface of the frame portion, a cap portion mounted on one ends of the frame portion and the battery cell so as to sandwich the circuit board unit with the outer side surface of the frame portion, and an outer packaging film for integrally covering the rectangular battery cell and the frame portion.

Abstract: A battery apparatus and electronic equipment in which the battery apparatus has a characteristic compatible with the electronic equipment can be suitably attached to the electronic equipment. In a battery apparatus, an identification section of the battery apparatus serves to identify a characteristic of the battery apparatus, and which is provided on an end surface and on both sides of a battery-side terminal in the width direction of the battery apparatus. The identification section is configured with identification recesses formed in a manner open to the end surface, and at least one of the positions, cross-sectional shapes, and lengths on the end surface of the identification recesses, is formed on the basis of the characteristic of the battery apparatus. The cross-sectional shape and length of the identification recess is formed on the basis of the characteristic of the battery apparatus.

Abstract: Disclosed is a battery device including a battery enclosure incorporating a battery cell. The battery device further includes an output terminal that outputs power of the battery cell. The battery enclosure includes a first surface, a second surface, a first step surface, a second step surface, a first engaging portion, a second engaging portion, a first groove, and a second groove formed in the second step surface and the second engaging portion, and a recess is provided in at least one of the first step surface and the second step surface.

Abstract: Disclosed is a battery device including a battery enclosure incorporating a battery cell. The battery device further includes an output terminal that outputs power of the battery cell. The battery enclosure includes a first surface, a second surface, a first step surface, a second step surface, a first engaging portion, a second engaging portion, a first groove, and a second groove formed in the second step surface and the second engaging portion, and a recess is provided in at least one of the first step surface and the second step surface.

Abstract: To provide a thinner, lighter battery pack and to reduce the cost by eliminating the need for a battery case. A thin battery pack structure using an outer packaging film (battery pack) is constructed by a flat and rectangular shaped battery cell, a flat and rectangular shaped frame portion accommodating the battery cell, a circuit board unit disposed on the outer side surface of the frame portion, a cap portion mounted on one ends of the frame portion and the battery cell so as to sandwich the circuit board unit with the outer side surface of the frame portion, and an outer packaging film for integrally covering the rectangular battery cell and the frame portion.

Abstract: A battery pack is provided, which can be assembled easily and has a high reliability. In a case of the battery pack 1 constituted by an upper case 3 and a lower case 4, a plurality of box-shaped cells 5 and a partition member 2 are housed. The partition member 2 supports the cells in stacked manner as being spaced from each other, and has an insulating member for insulating between a cell 5b and a cell 5c, which are electrically connected in parallel. The partition member is further provided with the cells 5, a positive electrode 6, a negative electrode 7, an intermediate tub 8, and a guide for aligning the upper case 3 and the lower case 4.

Abstract: In case a similar component-to-be-loaded is erroneously loaded on a main body side apparatus, contact of terminals are avoided. To this end, a video camera (main body side apparatus) 1 has a main body side terminal 30, and a battery pack (component-to-be-loaded) 100 has a battery side terminal (component-to-be-loaded side terminal) 120.

Abstract: A battery pack for being slidably loaded on an electronic apparatus. The battery pack has an approximately square-pole shaped battery case with first and second end surfaces and side surfaces disposed between the end surfaces. The battery case has, an erroneous loading prevention groove on one part of a side surface, commencing at a corner of one end surface and extending in the sliding direction.