Abstract: A non-contact conveyance device includes a conveyance head in which a flat facing surface opposing a conveyed object is formed, a gas supply port connected to a supply source of compressed air is provided in the conveyance head, each of ejection ports of a plurality of ejection paths that communicate with the supply port and are formed in the conveyance head is provided at a position separated by an opening distance from a holding center point of the facing surface, an inclination angle of the ejection path with respect to the facing surface is set to an acute angle, and the compressed gas ejected from each of the ejection ports flows along the facing surface and holds the conveyed object without causing the convey object to contact with the facing surface.

Abstract: An electromagnetic valve has an inlet port and an outlet port. The electromagnetic valve is configured to open and close a driving fluid passage communicating the inlet port and the outlet port. The electromagnetic valve includes: a housing; a solenoid that includes a bobbin having a coil wound therearound; a moving core that is provided on an axis of the bobbin and is disposed movably in an axial direction; a stationary core that is provided on the axis of the bobbin and is fixed in the housing; and a valve that is configured to be movable together with the moving core and opens and closes the driving fluid passage. The inlet port is opened on one surface side of the housing in the axial direction of the bobbin while the outlet port is opened on the other surface side of the housing in the axial direction of the bobbin.

Abstract: This invention provides a method for producing a glycan with improved yield ratio of streocontrolled glycan. Additionally it provides the building blocks used as the sugar donor and as the sugar acceptor to implement a method for producing the glycan. It also provides a novel compound. It subjects the specific building block A of this invention to electrolytic oxidation in an aprotic organic solvent that contains an electrolyte; and subjects the specific building block B of this invention to glycosylation with the electrolytically oxidized building block A in the method for producing a glycan based on the liquid phase process.

Abstract: A liquid supplying device includes: a first pump and a second pump respectively provided in a liquid supplying path that supplies liquid contained in a liquid accommodating portion to an applicator; a filter passing through the liquid that flows toward the applicator; and a return flow path that returns the liquid passing through the filter to the liquid accommodating portion. In a circulating mode that supplies the liquid to the return flow path and stops supply of the liquid to the applicator, any of the first pump and the second pump continuously supplies the liquid to the return flow path.

Abstract: A filter has a port block provided with: an inflow port to which compressed air is supplied, and an outflow port from which purified compressed air flows out. A filter container accommodating an element assembly is attached to the port block. The element assembly has a filter element provided between an upper holder and a lower holder, and a blade cylinder provided inside the filter element. Compressed air supplied from the inflow port and filtered through the filter element is swirled by the blade cylinder.

Abstract: An alignment device has a support base attached to a conveying device, and a mounting plate to which a gripping member is attached, and the mounting plate is transferably abutted on a fastening holder that is fixed to the support base. A movable ring fixed to the mounting plate has a sliding part that is transferably engaged with the fastening holder. A first holding mechanism arranged between the fastening holder and the mounting plate locks the mounting plate to the fastening holder. A second holding mechanism provided between the fastening holder and the movable ring cancels a first-direction force of the mounting plate.

Abstract: An intermittent air blow gun (10a) has a switching valve (26) including a switching-valve case (27) and a valve assembly (31), and the valve assembly (31) includes: a valve body (53) configured to open and close a valve hole; a small-diameter piston (33) partitioning so as to form a small-diameter pilot chamber (34); and a large-diameter piston (37) partitioning so as to form a large-diameter pilot chamber (38). The valve body (53) is switched to a closed position when air discharged from an inside of the switching-valve case (27) to an air discharge section (24) is supplied to the large-diameter pilot chamber (38) through a bypass flow path (77), and the valve body (53) is switched to an open position when air is exhausted.

Abstract: A group robot and a method for controlling a collective movement of a group robot that realize a combination of autonomous distributed control and centralized control according to the environment are provided.

Abstract: Shock absorbers (33) are attached to a press apparatus (10). The press apparatus (10) has a lower die unit (11) and an upper die unit (21) that is movable in vertical directions; the lower die unit and the upper die unit are capable of cooperating with each other to perform press-forming on a blank (W). The upper die unit (21) has an upper forming die (22) that serves as a forming die to perform press-forming on the blank (W) and upper blank holders (25) that partially serve as blank holders. The shock absorbers (33) are respectively disposed between the upper forming die (22) and the upper blank holders (25), and when the upper die unit (21) is moved upward away from the lower die unit (11) to open the upper and lower forming dies after press-forming is performed on the blank (W), impact applied to the upper blank holders (25) by the upper forming die (22) are respectively absorbed by the shock absorbers (33).

Abstract: A compliance unit 10 includes a support plate 11, an attaching plate 12, and a fixing disk 22 that has a cylindrical portion 24 fixed to the support plate 11, and an annular, arc surface 26 is formed in a front surface of an annular portion 25 that is provided at a tip of the cylindrical portion 24 so as to protrude radially outside the cylindrical portion. A movable plate 31 is disposed between the annular portion 25 and the support plate 11, and the movable plate 31 is fastened to the attaching plate 12. The attaching plate 12 is provided with an abutment surface 37 opposing the arc surface 26, and the attaching plate 12 is movable to a position where the abutment surface 37 abuts on the arc surface 26 and a position where the abutment surface 37 is separate from the arc surface 26 via a gap 38 between the abutment surface and the arc surface 26.

Abstract: A position detecting apparatus has: a first bridge circuit configured to output a SIN signal depending on a movement of a magnet that is movable in a magnetization direction, a second bridge circuit configured to output a COS signal. An area-identifying element having a magnetic-field direction-detecting sensor is configured to determine whether the magnet is in an area defined on one side from a center of a bridge circuit in a moving direction of the magnet, or in an area defined on the other side from the center of the bridge circuit in the moving direction of the magnet. An ATAN2 signal having a main area signal and a shift area signal is computed on the basis of the sin signal and the cos signal, and a position of the magnet is computed on the basis of a signal of the magnetic direction-detecting sensor and the ATAN2 signal.

Abstract: A tube-fixing tool is improved in assembling property between the tube-fixing tool and the elastic tube, and in production yield of the actuator. A tube-fixing tool is attached to an end of an elastic tube provided with: a soft tube and a cover tube, the soft tube constituting an actuator, the tube-fixing tool comprising: a fixing-tool body having a fitting-cylinder part provided with: a fitting-inner face that is fitted to an outer face of the soft tube; and a fitting-outer face that is fitted to an inner face of the cover tube; and a fixing sleeve having: an inner circumferential face that is opposed to the fitting-cylinder part via the cover tube; and a fastening part that is attached to the fixing-tool body, the cover tube being fixed between the fixing-tool body and the fixing sleeve.

Abstract: A filter (10) has a port block (13) provided with: an inflow port (11) to which compressed air is supplied; and an outflow port (12) from which purified compressed air flows out. A filter container (14) is attached to the port block (13), and an element assembly (30) is disposed inside the filter element (31). The element assembly (30) has: a filter element (31); and an air guide member (41) provided inside the filter element (31). The compressed air filtered through the filter element (31) is guided to an inner surface of the air guide member (41) through a slit (46).

Abstract: A group robot and a method for controlling a collective movement of a group robot that realize a combination of autonomous distributed control and centralized control according to the environment are provided.

Abstract: An actuator main body (11) is formed by a plurality of artificial muscles (12). Each artificial muscle (12) includes an elastic tube (13) and a braided tube (15) covering an outside of the elastic tube (13). A first outside cylindrical body (21) is attached to one end portion of the actuator main body (11), and a second outside cylindrical body (22) is attached to the other end portion of the actuator main body (11). Bonding portions (23, 24) are respectively provided in the first and second outside cylindrical bodies (21, 22). The bonding portions (23, 24) are used to bond the elastic tube (13) to the braided tube (15), to bond the outside cylindrical body (21) to the artificial muscles (12), and to bond the outside cylindrical body (22) to the artificial muscles (12).

Abstract: A check valve which allows liquid to flow in one direction while preventing liquid from flowing in a direction reverse to said one direction, the check valve comprising: an inflow port allowing liquid to flow therein; an outflow port allowing liquid to flow out thereof; a valve seat provided between the inflow port and the outflow port, the valve seat having a valve hole through which the inflow port communicates with the outflow port; a valve chamber provided between the valve seat and the outflow port; a valve element disposed in the valve chamber, the valve element opening and closing the valve hole; a plurality of holding surfaces located radially outside the valve element, the holding surfaces extending in an axial direction; and an elastic member supported on the holding surfaces and set in the valve chamber, the elastic member applying an elastic force directed toward the valve hole to the valve element.

Abstract: A shock absorber (10) has a case (11) in which a piston rod (25) is disposed, the piston rod (25) being reciprocable in an axial direction of the case (11), and a rotation cylinder (14) is rotatably provided inside the case (11) and is movable in the axial direction of the case (11). A cylinder hole (35) is partitioned by a piston (32) provided on the piston rod (25) into a front-side chamber (35a) and a rear-side chamber (35b). A spring force of a compression coil spring (37) urges the piston rod (25) in a direction to protrude from the case (11). An orifice (42), whose communication opening degree with a fluid passage (34) varies according to a rotated position of a rotation operation portion (15), is formed on the rotation operation portion (15), and positioning recesses are formed on the case (11) and are spaced apart from each other at intervals in a circumferential direction of the case (11).

Abstract: A solenoid valve has a valve member (43) which is operated between: a closed position in which the valve member abuts on a valve seat to block communication between ports (32 and 33); and an open position in which the valve member separates from the valve seat to enable communication between the ports (32 and 33). A fixed iron core (18) and a movable iron core (21), in which the movable iron core reciprocatively moves in axial directions, are disposed in a bobbin (13) of a solenoid (11). In a valve housing (12) provided with ports (31 to 33), a swing member (41) having a valve element is swingably attached, and a pivotal lever (51) is pivotally attached. The pivotal lever (51) is provided with: an actuating portion (53) abutting on one end of the swing member (41); and an effort portion (54) abutting on the tip end of the movable iron core (21), an opening/closing stroke of the valve member (43) is made larger than the moving stroke of the movable iron core (21).