Abstract: A magnesium clad material 100 includes, when a cross-section thereof cut in a thickness direction thereof is observed, a Mg layer (11), a first Al layer (12) made of pure Al or an Al alloy, and a first joint (13) made of pure Cu or a Cu alloy and arranged between the Mg layer and the first Al layer, and the magnesium clad material has a 0.2% proof stress of 150 MPa or more as measured in a tensile test under a room temperature atmosphere.

Abstract: This foil for a secondary battery negative electrode collector (negative electrode-collecting foil 5b) includes a first Cu layer (51) made of Cu or a Cu-based alloy, a stainless steel layer (52), and a second Cu layer (53) made of Cu or a Cu-based alloy, which are disposed in this order, a total thickness is 200 ?m or less, and 0.01% proof stress is 500 MPa or more.

Abstract: A liquid storage container includes: a discharge port member including a discharge port through which liquid stored in a storage portion is discharged and a coupling portion in which a male thread portion is arranged on the outside; and a cover portion including a female thread portion on the inside and configured to be attachable to the discharge port member, the female thread portion configured to be screwed to the male thread portion, in which the male thread portion is discontinuous in the coupling portion.

Abstract: A liquid storage container includes: a discharge port member including a discharge port through which liquid stored in a storage portion is discharged; a cover portion configured to be attachable to the discharge port member and to be capable of opening and closing the discharge port; and a sealing portion formed of a contact portion between the cover portion and the discharge port member. The cover portion includes a groove structure between an outer periphery of the cover portion and the sealing portion.

Abstract: A liquid storage container includes: a discharge port member including a discharge port through which liquid stored in a storage portion is discharged; a cover portion configured to be attachable to and detachable from the discharge port member and to be capable of opening and closing the discharge port; a liquid stop valve provided inside the discharge port member; and a protrusion provided inside the cover portion and configured to open the liquid stop valve in closing the cover portion. In the liquid storage container, the storage portion is sealable by at least one of a first sealing portion formed of a contact portion between the cover portion and the discharge port member and a second sealing portion formed of the liquid stop valve, and the first sealing portion and the second sealing portion are configured to be simultaneously unsealed.

Abstract: A member includes a plurality of pad electrodes and a casing, wherein the plurality of pad electrodes are mounted on the casing and are rotatable relative to the casing on the casing.

Abstract: An ink cartridge adapter or ink cartridge includes a casing; and a plurality of pad electrodes mounted on the casing so as to be movable in a direction outwardly away from a side surface of the casing.

Abstract: A clad material (50) for a negative electrode collector of a secondary battery includes a Ni alloy layer (51) made of a Ni alloy that contains 0.005 mass % or more and 0.50 mass % or less of C, Ni, and inevitable impurities, and a pair of Cu layers (52, 53) respectively bonded to opposite surfaces of the Ni alloy layer and that contain 99 mass % or more of Cu.

Abstract: A blow bottle includes an outer layer and an inner layer, wherein the inner layer has blackness higher than that of the outer layer, and wherein the outer layer has an L* value of 20 or more and 90 or less in an International Commission on Illumination (CIE) L*a*b* color system.

Abstract: An ink cartridge includes a housing that has an air communication port and stores a liquid inside and a sealing member attached to the housing in such a way as to cover the air communication port. The sealing member includes an adherent region attached to the housing and a non-adherent region not attached to the housing. The non-adherent region extends to an end portion of the sealing member and forms a communication passage which establishes communication between the air communication port and air.

Abstract: A foil (5b) for a negative electrode collector of a secondary battery includes a Cu-coated foil (50) including an iron-based alloy layer (51) made of precipitation hardened stainless steel, and a pair of Cu layers (52, 53) respectively disposed on opposite surfaces of the iron-based alloy layer and made of Cu or a Cu-based alloy. The negative electrode collector foil has a thickness of 20 ?m or less and a volume resistivity of 7 ??·cm or less.

Abstract: An ink cartridge storing ink inside the ink cartridge including an ink flow path extending from the inside where the ink is stored to outside of the ink cartridge, wherein the ink flow path includes a first opening that opens toward the outside, a second opening that opens to an opposite side of the first opening, a first valve configured to seal the first opening, a second valve configured to seal the second opening, and a biasing member connected to the first and second valves and configured to bias the first and second valves.

Abstract: A member mountable to a mounting portion provided with an ink receiving tube and a plurality of electrical connecting portions, the member includes a first portion including an outwardly facing surface and provided with an inserting portion into which the ink receiving tube is capable of being inserted; a second portion opposite from the first portion; and a third portion connecting the first portion and the second portion with each other and provided with a plurality of pad electrodes electrically connectable with the electrical connecting portions. The member is mountable to the mounting portion by being inserted into the mounting portion in an inserting direction with the first portion at a leading side. The pad electrodes are electrically connectable with the electrical connecting portions by being moved in a direction different from the inserting direction.

Abstract: An ink cartridge storing ink inside the ink cartridge including an ink flow path extending from the inside where the ink is stored to outside of the ink cartridge, wherein the ink flow path includes a first opening that opens toward the outside, a second opening that opens to an opposite side of the first opening, a first valve configured to seal the first opening, a second valve configured to seal the second opening, and a biasing member connected to the first and second valves and configured to bias the first and second valves.

Abstract: This glass bonding material (21) is made of a cladding material (1) in which at least a first layer (11) made of an Al-based alloy and configured to be bonded to glass and a second layer (12) made of an Fe—Ni based alloy having a thermal expansion coefficient from 30° C. to 400° C. of 11.5×10?6 (K?1) or less are bonded.

Abstract: Provided is an ink cartridge having an ink storage portion for storing an ink therein and a plurality of flow paths for supplying the ink to the outside of the ink cartridge. In the ink cartridge, the plurality of flow paths each has a bottom flow path having a bottom opening in a vertically lower direction in the ink storage portion during use of the ink cartridge and a top flow path having a top opening in a vertically upper direction in the ink storage portion than the bottom flow path during use of the ink cartridge; the bottom flow path has a resistance different from that of the top flow path; and air is not introduced into the ink storage portion when the ink is supplied from the bottom flow path and the top flow path.