Abstract: According to one embodiment, the information processing apparatus includes a communication interface and a processor. The communication interface is connected to an external device. The processor acquires cargo-handling information relating to cargo-handling work through the communication interface, and selects a cargo-handling apparatus to be caused to perform the cargo-handling work from among a plurality of cargo-handling apparatuses based on the cargo-handling information.

Abstract: A picking apparatus in an embodiment includes: a gripper, an arm, a detector, and a control unit. The gripper picks and grips an object to be conveyed. The arm moves the gripper and causes the gripper to convey the object to be conveyed. The detector is attached to the arm and senses a force applied to the gripper. The control unit controls an operation of the gripper and the arm. The control unit includes a calculator and a subtractor. The calculator calculates a gravitational force and an inertial force applied to the gripper when the gripper grips and moves the object to be conveyed using an arithmetic expression including a coefficient determined in accordance with a mass of the object to be conveyed. The subtractor subtracts the gravitational force and the inertial force calculated by the calculator from a force applied to the gripper sensed by the detector.

Abstract: An arrangement position determination method of an object, including: based on information of dimensions of a predetermined area and dimensions of a plurality of objects to be accommodated in the predetermined area stored in a storage section of a control device, searching for a position at which the object does not interfere with a boundary of the predetermined area and other objects in a first direction; and when there is no position at which the object does not interfere with the boundary and the other objects in the first direction, searching for a position at which the object does not interfere with the boundary and the other objects in the first direction at a position shifted in a second direction orthogonal to the first direction.

Abstract: A picking apparatus in an embodiment includes: a gripper, an arm, a detector, and a control unit. The gripper picks and grips an object to be conveyed. The arm moves the gripper and causes the gripper to convey the object to be conveyed. The detector is attached to the arm and senses a force applied to the gripper. The control unit controls an operation of the gripper and the arm. The control unit includes a calculator and a subtractor. The calculator calculates a gravitational force and an inertial force applied to the gripper when the gripper grips and moves the object to be conveyed using an arithmetic expression including a coefficient determined in accordance with a mass of the object to be conveyed. The subtractor subtracts the gravitational force and the inertial force calculated by the calculator from a force applied to the gripper sensed by the detector.

Abstract: A sheet takeout and separation device of an embodiment has a takeout section, a sending section, a separation portion. The takeout section takes out a sheet. The sending section sends out the sheet taken out by the takeout section. The separation portion is provided so as to come in contact with the sheets taken out in an overlapping state by the takeout section, and separates the sheets one by one. In addition, the separation portion has a separation portion main body and a cover. The separation portion main body elastically deforms in accordance with a thickness of the sheet. The cover is provided on the separation portion main body so as to come in contact with the sheet. And, on a surface of the cover, a surface roughening treatment for enhancing a friction coefficient of the relevant surface is performed.

Abstract: A sheet takeout device has a feeding section, a takeout section, an air blowout section. The feeding section has a bottom wall with which one sides of a plurality of stacked sheets come in contact, and holds the plurality of sheets. The takeout section takes out the tipmost sheet by suction from the plurality of sheets, and sends out the tipmost sheet in a sending direction. The air blowout section blows out air toward between the one side of the sheet to be sucked by the takeout section and the one side of the sheet next to this sheet. The air blowout section has a first air blowout portion arranged at a position corresponding to a forward portion of the sheet in the sending direction, and a second air blowout portion arranged at a position corresponding to a backward portion of the sheet in the sending direction.

Abstract: Provided is a dental gypsum powder having flowability, setting time, and strength of a set material that are suitable for producing a dental model. The dental gypsum powder contains 100 parts by weight of gypsum hemihydrate, 2 to 4 parts by weight of gypsum dihydrate, from 0.5 to 3 parts by weight of potassium sulfate, from 0.05 to 0.8 parts by weight of a polycarboxylate water reducing agent, and not contain more than 0.3 parts by weight of other additives. It is preferred that the amount of the polycarboxylate water reducing agent is from 0.15 to 0.3 parts by weight per 100 parts by weight of gypsum hemihydrate, and the amount of the potassium sulfate is from 25% by weight to the same amount of the amount of the gypsum dihydrate.

Abstract: A paper sheet taking-out and separating device according to an embodiment includes a first take-out part, a guide part, a second take-out part and a separation part. The first take-out part takes, by suction, a forefront paper sheet out of a plurality of stacked paper sheets and sends out the paper sheet toward a sending-out direction. The guide part guides the sending out of the paper sheet by the first take-out part. The second take-out part sucks the paper sheet sent out by the first take-out part and sends out the paper sheet toward the sending-out direction. The separation part separates a plurality of the paper sheets sent out in an overlapping manner by the first take-out part. The first take-out part and the second take-out part are positioned spaced apart from each other on opposite sides of the guide part with a predetermined distance therebetween in the sending-out direction.

Abstract: According to an embodiment, a paper sheet processing apparatus is provided with a conveying device which conveys a paper sheet along a conveying way, a discrimination section 14 which distinguishes a paper sheet, a plurality of accumulation sections which accumulate the paper sheet distinguished, a sorting mechanism which sorts the paper sheet distinguished to one of the accumulation sections, a first sensor which includes an opaque substance sensor which detects an opaque substance and a transparent substance sensor which detects a transparent substance, and which detects a paper sheet which is conveyed, a second sensor which detects a paper sheet which is conveyed, and a controller.

Abstract: A sheet takeout device has a feeding section, a takeout section, an air blowout section. The feeding section has a bottom wall with which one sides of a plurality of stacked sheets come in contact, and holds the plurality of sheets. The takeout section takes out the tipmost sheet by suction from the plurality of sheets, and sends out the tipmost sheet in a sending direction. The air blowout section blows out air toward between the one side of the sheet to be sucked by the takeout section and the one side of the sheet next to this sheet. The air blowout section has a first air blowout portion arranged at a position corresponding to a forward portion of the sheet in the sending direction, and a second air blowout portion arranged at a position corresponding to a backward portion of the sheet in the sending direction.

Abstract: A sheet takeout and separation device has a takeout section, a sending section, a separation portion. The takeout section takes out a sheet. The sending section sends out the sheet taken out by the takeout section. The separation portion is provided so as to come in contact with the sheets taken out in an overlapping state by the takeout section, and separates the sheets one by one. In addition, the separation portion has a separation portion main body and a cover. The separation portion main body elastically deforms in accordance with a thickness of the sheet. The cover is provided on the separation portion main body so as to come in contact with the sheet. And, on a surface of the cover, a surface roughening treatment for enhancing a friction coefficient of the relevant surface is performed.

Abstract: The problem to be solved is to provide a dental gypsum powder capable of suppressing mixing of bubbles in a kneaded object while including a resin component. A dental gypsum powder includes 0.5 to 4 wt. % of a solid component included in acrylic polymer dispersion; and 0.001 to 0.2 wt. % of cyclic siloxane including 3 to 10 SiO(CH3)2 units. More preferably, it includes 1 to 3 wt. % of the solid component included in the acrylic polymer dispersion.

Abstract: The invention provides a dental gypsum-bonded investment material powder which can inhibit air bubbles from being generated in a mixed material, only by being mixed with water without using any special device or tool, and is easily mixed with the water. A specific siloxane is blended at a specific amount in relation to the dental gypsum-bonded investment material powder which includes an anionic surfactant and is excellent in a mold releasing action. In other words, the dental gypsum-bonded investment material powder is structured such as to have 0.001 to 0.2 weight % anionic surfactant, and 0.00001 to 0.0005 weight % cyclic siloxane having 3 to 10 SiO(CH3)2 units.

Abstract: A paper sheet taking-out and separating device according to an embodiment includes a first take-out part, a guide part, a second take-out part and a separation part. The first take-out part takes, by suction, a forefront paper sheet out of a plurality of stacked paper sheets and sends out the paper sheet toward a sending-out direction. The guide part guides the sending out of the paper sheet by the first take-out part. The second take-out part sucks the paper sheet sent out by the first take-out part and sends out the paper sheet toward the sending-out direction. The separation part separates a plurality of the paper sheets sent out in an overlapping manner by the first take-out part. The first take-out part and the second take-out part are positioned spaced apart from each other on opposite sides of the guide part with a predetermined distance therebetween in the sending-out direction.

Abstract: According to one embodiment, a paper sheets inspection apparatus includes a transfer mechanism configured to transfer paper sheets through an inspection position, a guide member including a guide surface opposed to the paper sheet at the inspection position, a standard plate on the guide member, including a reflection surface exposed on the guide surface at the inspection position, an air supply device configured to spout air flowing from a lateral position of the standard plate along the reflection surface, and form an air curtain between the standard plate and the paper sheet, a light source configured to radiate inspection light toward the reflection surface, and a photoreceptor configured to receive the inspection light reflected from the reflection surface of the standard plate and the inspection light reflected from a surface of the paper sheet at the inspection position.

Abstract: A paper sheet pickup device including a valve device is disclosed. The valve device includes a first air hole configured to be formed in a main body block to extend through it, have one end communicating with an air chamber and the other end connected to the negative pressure side of an air drawing source, a second air hole configured to be formed in a main body block to extend through it, have one end communicating with the air chamber and the other end connected to the positive pressure side of the air drawing source, and a rod-shaped valve member configured to be arranged in the main body block to cross the first air hole and the second air hole.

Abstract: Provided is a dental gypsum powder having flowability, setting time, and strength of a set material that are suitable for producing a dental model. The dental gypsum powder contains 100 parts by weight of gypsum hemihydrate, 2 to 4 parts by weight of gypsum dihydrate, from 0.5 to 3 parts by weight of potassium sulfate, from 0.05 to 0.8 parts by weight of a polycarboxylate water reducing agent, and not contain more than 0.3 parts by weight of other additives. It is preferred that the amount of the polycarboxylate water reducing agent is from 0.15 to 0.3 parts by weight per 100 parts by weight of gypsum hemihydrate, and the amount of the potassium sulfate is from 25% by weight to the same amount of the amount of the gypsum dihydrate.

Abstract: According to one embodiment, a paper sheet pickup device includes an input portion, pickup mechanism, and pickup assist mechanism. The pickup mechanism picks up, one by one, the paper sheets supplied to a pickup position. The pickup assist mechanism is arranged upstream of the pickup mechanism in the pickup direction of the paper sheet. The pickup assist mechanism includes a suction belt configured to be arranged to be able to travel in the pickup direction, an air drawing portion configured to suck a paper sheet to the suction belt through the suction belt, and a driving motor configured to drive the suction belt.

Abstract: A paper sheet pickup device including a valve device is disclosed. The valve device includes a first air hole configured to be formed in a main body block to extend through it, have one end communicating with an air chamber and the other end connected to the negative pressure side of an air drawing source, a second air hole configured to be formed in a main body block to extend through it, have one end communicating with the air chamber and the other end connected to the positive pressure side of the air drawing source, and a rod-shaped valve member configured to be arranged in the main body block to cross the first air hole and the second air hole.

Abstract: According to an embodiment, a paper sheet processing apparatus is provided with a conveying device which conveys a paper sheet along a conveying way, a discrimination section 14 which distinguishes a paper sheet, a plurality of accumulation sections which accumulate the paper sheet distinguished, a sorting mechanism which sorts the paper sheet distinguished to one of the accumulation sections, a first sensor which includes an opaque substance sensor which detects an opaque substance and a transparent substance sensor which detects a transparent substance, and which detects a paper sheet which is conveyed, a second sensor which detects a paper sheet which is conveyed, and a controller.