摘要:
To provide a novel water-addition type, chemical exothermic agent. An exothermic agent comprising, per mass thereof, more than 30% but not more than 40% of a calcium oxide powder having an average particle size of 75 μm to 150 μm, and not less than 60% but less than 70% of a mixed aluminum powder in which an aluminum powder having such a particle size distribution that a particle size of 45 μm pass is 70.0 to 80.0% and a particle size of 45 to 75 μm is 20.0 to 30.0% and an aluminum powder having such a particle size distribution that a particle size of 45 μm pass is 60 to 70%, a particle size of 45 μm is 20 to 30%, a particle size of 63 μm is 7 to 10% and a particle size of 75 μm is 1.0 to 2.0% are mixed at a mass ratio of 1:2. This exothermic agent may further contain 5 to 10%, relative to its total mass, of at least one inorganic salt compound selected from the group consisting of calcium sulfate, ferrous sulfate, magnesium chloride, sodium sulfite, sodium phosphate, and sodium carbonate.
摘要:
To provide a novel water-addition type, chemical exothermic agent. An exothermic agent comprising, per mass thereof, more than 30% but not more than 40% of a calcium oxide powder having an average particle size of 75 μm to 150 μm, and not less than 60% but less than 70% of a mixed aluminum powder in which an aluminum powder having such a particle size distribution that a particle size of 45 μm pass is 70.0 to 80.0% and a particle size of 45 to 75 μm is 20.0 to 30.0% and an aluminum powder having such a particle size distribution that a particle size of 45 μm pass is 60 to 70%, a particle size of 45 μm is 20 to 30%, a particle size of 63 μm is 7 to 10% and a particle size of 75 μm is 1.0 to 2.0% are mixed at a mass ratio of 1:2. This exothermic agent may further contain 5 to 10%, relative to its total mass, of at least one inorganic salt compound selected from the group consisting of calcium sulfate, ferrous sulfate, magnesium chloride, sodium sulfite, sodium phosphate, and sodium carbonate.
摘要:
An opening and closing mechanism for a cover of a vehicle opening which transmits the actuation force securely and effectively. The opening and closing mechanism for cover of a vehicle opening includes a crank gear being rotatable about a crank axis center for opening and closing the opening and closing mechanism for the cover for a vehicle opening, a slider reciprocating along a guide member, and a cover operation member one end of which is pivoted on a crank pin of the crank gear, the other end of which includes a crank arm pivoted on a slider pin of the slider, and provided between the slider and the cover for a vehicle opening and being swingably relative to the slider for cooperating the slider and the cover of a vehicle opening.
摘要:
A headrest apparatus for a vehicle seat including a guide member for being mounted on a seat-back of the seat, a rotational member rotatably supported to the guide member, a stay slidably supported to the guide member and the rotational member with the capability to be detached from the guide member and the rotational member, a headrest body attached to the stay and positioned to the normal position and a stored position by a rotation of the rotational member relative to the guide member, a spring member connected between the guide member and the rotational member and rotates the rotational member so that the headrest body is positioned to the stored position and an contacting wall formed to the guide member with the capability of making contact with the end of the stay when the headrest body is positioned to the stored position.
摘要:
A headrest device includes a stay fixed to a seat back, a headrest body supported on the stay so as to be able to rotate around the stay, and a resistance adding member for increasing the resistance to the rotation of the headrest body relative to the stay, the member includes a plurality of projections provided on the stay, and a plurality of concave portions provided on the headrest body so as to be able to be elastically deformed whereby each of the projections is in frictional engagement with each of the concave portions.
摘要:
A method of manufacturing a plastic lens by mixing plural polymerizable components, and immediately after mixing, casting a mixture into a casting mold and conducting polymerization to obtain a molded article. A method of manufacturing a plastic lens by casting a plastic lens starting material liquid flowing out of a casting jig opening into a casting mold and curing the above starting material liquid to form a molded article. A gasket for molding plastic lens comprised of a cylindrical member comprising openings for fitting by insertion two molds. A casting mold for molding plastic lens, wherein the above molds are detachably held in the above openings of the above gasket so that molding surfaces of the two molds are positioned opposite at a prescribed interval to form a cavity corresponding to a lens shape within the above cylindrical member. A casting jig for plastic lens starting material liquid equipped with a nozzle for casting a plastic lens starting material liquid into the casting mold. A method of manufacturing a plastic lens comprising casting of a plastic lens starting material liquid into a casting mold held by a holding member and curing the above starting material liquid to form a molded article. A holding member for plastic lens casting mold for holding a casting mold for molding a plastic lens.
摘要:
A seat having an adjusting mechanism for adjusting the height of a head rest includes a seat cushion, a seat back connected to the seat cushion and rotatable relative to the seat cushion, a head rest disposed on the seat back and movable in the vertical direction relative to the seat back, and a mechanism for moving the head rest in the vertical direction according to the pivoting of the seat back relative to the seat cushion.
摘要:
A seat apparatus for a vehicle includes a first bracket having an upper end and a lower end pivoted to a floor of the vehicle, a second bracket located behind the first bracket along the vehicle lengthwise direction and having an upper end and a lower end pivoted to the floor of the vehicle, a seat-cushion having a front end pivoted to the upper end of the first bracket and a rear end connected to the upper end of the second bracket so as to be movable relative thereto, a seat-back having a lower end connected fixedly to the upper end of the second bracket and making a reclining angle relative to the seat-cushion, a locking mechanism having a locking condition in which the reclining angle is held and an unlocking position in which the seat-back is rotatable relative to the seat-cushion, and an operating device for establishing the unlocking condition of the locking mechanism in concurrence with a rotation of the seat-back toward the seat-cushion in a vehicle frontward direction movement.
摘要:
A lumbar support apparatus includes a seat frame, a first wire support member fixed to the frame, a second wire support member attached to the frame and a third wire support member interconnecting the first and second support members. The second support member is movable to a position forward of the seat frame. The movement of the three support members by virtue of the interconnections causes a reduction in the discomfort to a seat occupant.
摘要:
A lens shape measurement device, includes: a rotation unit that rotates a lens supported by a stage; a laser displacement meter; a first moving unit that moves the laser displacement meter in a X-direction; a second moving unit that moves the lens in a Y-direction; and a drive controller that controls a drive of the rotation unit, the first moving unit, and the second moving unit in a mirror reflection state in which an incidence angle of the laser beams incident on a measurement target from the laser displacement meter, and a reflection angle of the laser beams reflected by the measurement target are equal to each other with a normal line of the lens passing through the measurement target set as a reference, for each of a plurality of measurement targets set on an edge of the lens in a rotating direction of the lens.