Abstract: A robot system and a method for driving a robot capable of moving the position of the center of gravity of the robot while minimizing the increase in the footprint thereof are provided. A robot system according to an aspect of the present disclosure includes a robot. The robot includes a movable moving part, an upper body part disposed above the moving part, and a driving mechanism for tilting the upper body part and moving a lower end of the upper body part in a direction in which the upper body part is tilted.

Abstract: A conveyance system, a conveyance method, and a program that are capable of preventing an article stored in a shelf from falling are provided. A conveyance system according to one aspect of the present disclosure includes: a shelf provided with a guide rail extending in a vertical direction; a mounting table that is engageable with the guide rail; a lifting part configured to lift the mounting table up and down; an engagement detection sensor configured to detect engagement between the guide rail and the mounting table; and a safety control unit configured to stop an operation of the lifting part when a first condition including that the guide rail is not engaged with the mounting table is satisfied.

Abstract: An embodiment of the present disclosure relates to a detection system used in a case where a transport robot transports a package in a state where the package in which an opening portion of a container is closed by a lid is placed on a placing portion of the transport robot. The detection system is configured to detect that the lid is opened.

Abstract: A rack includes: a casing; M pairs of supports that are provided inside the casing so as to extend in a depth direction and arrayed at regular intervals in a predetermined direction; and a lock mechanism. The rack can house all returnable containers of one or more prespecified sizes along the respective pairs of supports. The M pairs of supports are arrayed in N rows in an orthogonal direction orthogonal to the predetermined direction. The lock mechanism is configured such that moving first and second shafts that are provided for the respective rows and for the respective tiers, respectively, so as to be movable in the predetermined direction can switch between engagement and disengagement between branches of the first and second shafts and first and second holes, respectively, of the returnable containers.

Abstract: A rack includes: a casing; M (an integer not less than three) pairs of supports that are provided inside the casing so as to extend in a depth direction and arrayed at regular intervals in a predetermined direction (a height direction or a left-right direction); and a lock mechanism. The rack can house all returnable containers of one or more prespecified sizes along the respective pairs of supports. The lock mechanism includes N (an integer not less than two and meeting N<M?2N?1) shafts that are movable in the predetermined direction. Branches are provided on the shafts such that a combination of engagement and disengagement between the branches and holes provided in protrusions of the returnable container is different in each of the returnable containers housed on the respective M pairs of supports.

Abstract: A delivery system includes an autonomously-moving-type delivery vehicle configured to deliver an article to a delivery destination thereof, and a transportation vehicle configured to carry and transport the delivery vehicle. A control unit configured to control an operation of the delivery vehicle acquires information about an acceleration of the transportation vehicle from the transportation vehicle, and controls the operation of the delivery vehicle based on the information about the acceleration so that a displacement that is predicted to occur in the delivery vehicle due to the acceleration of the transportation vehicle is reduced.

Abstract: A risk of theft is reduced in transportation by an autonomous mobile body. A route determination system according to the present disclosure determines a transport route of an article to be transported by an autonomous mobile body. The route determination system according to the present disclosure includes a judgement unit that judges whether or not an area including a position of a person is dangerous based on position information of the person and a credit rank of the person and a route determination unit that determines, as the transport route, a bypass route for bypassing a dangerous area when a candidate of the transport route passes through the dangerous area judged to be dangerous by the judgement unit.

Abstract: A transport system is a transport system that transports a luggage using a transport vehicle and a transport robot. In a state in which the transport robot and the transport vehicle are connected, the transport robot takes out the luggage from the transport vehicle, or stores the luggage in the transport vehicle.

Abstract: In a conveyance system, an object is conveyed by use of a conveyance robot. The conveyance robot includes: an arm including a shaft portion extensible and retractable in an axial direction of the shaft portion, and a protruding portion extending from the shaft portion in a direction different from the axial direction so as to be engaged with a groove formed on the object; a drive mechanism configured to rotate the arm around the axial direction as a rotating axis; and a detecting portion configured to detect an abnormality in the rotation angle of the arm.

Abstract: A multiple coaxial connector includes a contact pair that is composed of a first contact and a second contact, a body that accommodates each contact, a shell that accommodates the body, a shield cover that covers a portion of the shell, and a board mounting portion. The first contact includes a first main body portion that is extended in a first direction, a first contact portion that is formed on one end of the first main body portion and is to be brought into contact with a contact of the mating multiple coaxial connector, and a first leading portion that is extended from the other end of the first main body portion in a direction that is orthogonal to the first direction and directs toward a second direction. A plurality of the contact pairs are arranged in a third direction.

Abstract: A plug includes a housing, a plurality of plug shells that are accommodated in the housing in a manner to protrude from the housing by a predetermined length A, a plurality of plug bodies that are accommodated in the plug shells respectively, and a plurality of plug contacts that are fixed to the plug bodies respectively. A receptacle includes a receptacle shell, a receptacle body, and a receptacle contact. The receptacle shell includes: an accommodation portion that entirely accommodates ends of the plurality of plug shells protruding from the housing, and whose insertion-direction length B satisfies B<A.

Abstract: A shell assembly includes a shell including a depression and a flange, which go around a circumference of the shell, and the shell assemblies are arranged in N rows×M columns and fixed to a housing. The housing includes: N×M pieces of insertion holes into which respective ends of the shell assemblies are inserted; an engagement portion that is formed on an inner surface of each of the insertion holes on a position, which is closer to an obliquely-adjacent insertion hole of the insertion holes, and is engaged with the depression; and a slit that is formed by cutting the housing in a direction orthogonal to an extension direction of the insertion holes and includes a first groove and a second groove formed on an inner surface thereof.

Abstract: A ground terminal including a first ring of a C-shape or a ring shape and contact springs. The contact springs extend from the first ring in a first direction and are spaced from each other in a circumferential direction of the first ring. Each contact spring curves or bends such as to project to an inner side in a corresponding one of second directions. The first direction is an axial direction of the first ring. The second directions are substantially orthogonal to the first direction. The inner side in each second direction is a side nearer an axial center of the first ring. Each contact spring includes a first end portion on a side nearer the first ring, and a wide portion including at least an apex portion of the contact spring and having a width dimension that is larger than a width dimension of the first end portion.

Abstract: A differential hypoid gear, a pinion gear, and paired hypoid gears formed by a combination thereof are provided. The differential hypoid gear includes a ring-shaped main body and a tooth-forming surface, and has a chemical component composition including C: 0.15-0.30 mass %, Si: 0.55-1.00 mass %, Mn: 0.50-1.20 mass %, Cr: 0.50-1.50 mass %, Al: 0.020-0.080 mass %, B: 0.0005-0.0050 mass %, Ti: 0.01-0.08 mass %, N: 0.0020-0.0100 mass %, Mo: 0.25 mass % or less, and Nb: less than 0.10 mass %, the remainder being Fe and unavoidable impurities. The chemical component composition satisfies Formulae 1 and 2. The differential hypoid gear has a metallographic structure including mainly tempered martensite. A martensite ratio at an inside of a dedendum differs between an end portion of a tooth and a central portion of the tooth within a range of 15% or less. A core hardness of the dedendum at the central portion falls within 350-500 HV.

Abstract: A differential hypoid gear, a pinion gear, and paired hypoid gears formed by a combination thereof are provided. The differential hypoid gear includes a ring-shaped main body and a tooth-forming surface, and has a chemical component composition including C: 0.15-0.30 mass %, Si: 0.55-1.00 mass %, Mn: 0.50-1.20 mass %, Cr: 0.50-1.50 mass %, Al: 0.020-0.080 mass %, B: 0.0005-0.0050 mass %, Ti: 0.01-0.08 mass %, N: 0.0020-0.0100 mass %, Mo: 0.25 mass % or less, and Nb: less than 0.10 mass %, the remainder being Fe and unavoidable impurities. The chemical component composition satisfies Formulae 1 and 2. The differential hypoid gear has a metallographic structure including mainly tempered martensite. A martensite ratio at an inside of a dedendum differs between an end portion of a tooth and a central portion of the tooth within a range of 15% or less. A core hardness of the dedendum at the central portion falls within 350-500 HV.

Abstract: A ground terminal including a first ring of a C-shape or a ring shape and contact springs. The contact springs extend from the first ring in a first direction and are spaced from each other in a circumferential direction of the first ring. Each contact spring curves or bends such as to project to an inner side in a corresponding one of second directions. The first direction is an axial direction of the first ring. The second directions are substantially orthogonal to the first direction. The inner side in each second direction is a side nearer an axial center of the first ring. Each contact spring includes a first end portion on a side nearer the first ring, and a wide portion including at least an apex portion of the contact spring and having a width dimension that is larger than a width dimension of the first end portion.

Abstract: A connector includes a body and a contact that is inserted into the body. The contact includes a protruding part that is protruded in a direction orthogonal to an insertion direction of the contact, a protrusion that is provided on an outer periphery of the contact, and an overhanging part that overhangs in the direction orthogonal to the insertion direction. The body includes, on an inner surface thereof, a guide groove that is fitted with the protruding part and is extended in the insertion direction, a housing part that has an internal dimension for press-fitting the contact, which includes the protrusion, thereto, and a press-fitting part that has an internal dimension for press-fitting the contact, which includes the overhanging part, thereto. An insertion distance A of the protruding part, an insertion distance B of the protrusion, and an insertion distance C of the overhanging part satisfy a relation A>B>C.

Abstract: A connector including a shield case, a body housed in the shield case, at least one terminal held by the body, and a shield cover. The shield case includes a tube extending in a first direction and a pair of walls. The walls are located on one side in the first direction relative to the tube, face each other in a second direction orthogonal to the first direction, and extend to one side in a third direction. The third direction crosses the first and second directions. The body includes a first portion in the tube, and a second portion. The first portion includes a basal portion, which includes an exposed portion exposed to one side in the third direction between the walls. The second portion extends between the walls from the basal portion. The shield cover includes a cover portion disposed between the walls to cover at least part of the exposed portion.

Abstract: A connector includes a body and a contact that is inserted into the body. The contact includes a protruding part that is protruded in a direction orthogonal to an insertion direction of the contact, a protrusion that is provided on an outer periphery of the contact, and an overhanging part that overhangs in the direction orthogonal to the insertion direction. The body includes, on an inner surface thereof, a guide groove that is fitted with the protruding part and is extended in the insertion direction, a housing part that has an internal dimension for press-fitting the contact, which includes the protrusion, thereto, and a press-fitting part that has an internal dimension for press-fitting the contact, which includes the overhanging part, thereto. An insertion distance A of the protruding part, an insertion distance B of the protrusion, and an insertion distance C of the overhanging part satisfy a relation A>B>C.

Abstract: A connector including a shield case, a body housed in the shield case, at least one terminal held by the body, and a shield cover. The shield case includes a tube extending in a first direction and a pair of walls. The walls are located on one side in the first direction relative to the tube, face each other in a second direction orthogonal to the first direction, and extend to one side in a third direction. The third direction crosses the first and second directions. The body includes a first portion in the tube, and a second portion. The first portion includes a basal portion, which includes an exposed portion exposed to one side in the third direction between the walls. The second portion extends between the walls from the basal portion. The shield cover includes a cover portion disposed between the walls to cover at least part of the exposed portion.