Abstract: An electromagnetic relay includes a contact including a movable spring having a base end fixed to a bottom of a housing and a tip end provided with a movable contact, and a fixed spring having a base end fixed to the bottom of the housing and a tip end provided with a fixed contact. The movable contact is provided opposite to the fixed contact so as to come in contact with the fixed contact or move away therefrom. The housing has a protrusion protruding toward a side of the fixed contact opposite to a side facing the movable contact.

Abstract: A differential transmission connector unit is disclosed that includes a first differential transmission connector including a first electrically insulating block body; and first signal contact pairs and first ground contacts arranged alternately in a row in the first block body; and a second differential transmission connector including a second electrically insulating block body; and second signal contact pairs and second ground contacts arranged alternately in a row in the second block body. The first differential transmission connector is connected to the second differential transmission connector with the first signal contact pairs and the second signal contact pairs being in contact with each other and the first ground contacts and the second ground contacts being in contact with each other. One of the contact surface of each first ground contact and the contact surface of the corresponding second ground contact is a rolled surface, the contact surfaces contacting each other.

Abstract: An image pickup apparatus includes: a shutter device; an image pickup element adapted to sequentially acquire time-series images regarding object images passing through an exposure opening of the shutter device; and control section configured to control operation of the shutter device and operation of the image pickup element.

Abstract: A connector component formed of an insulating material includes a contact member to which a plug side contact member is fitted to establish electrical conduction between the contact member and the plug side contact member. The connector component includes a plurality of openings which are formed in the connector component to penetrate the connector component, a plurality of contacts of the plug side contact member being inserted in the plurality of openings, each opening having an I-shaped cross section.

Abstract: A connector component formed of an insulating material includes a contact member to which a plug side contact member is fitted to establish electrical conduction between the contact member and the plug side contact member. The connector component includes a plurality of openings which are formed in the connector component to penetrate the connector component, a plurality of contacts of the plug side contact member being inserted in the plurality of openings, each opening having an I-shaped cross section.

Abstract: A balanced transmission cable connector includes a balanced transmission cable including a plurality of pair electric wires, each of the pair electric wires including a first signal wire, a second signal wire, and a drain wire; a contact assembly body having an insulative block body where first and second signal contacts and a ground contact are alternately arranged in a row direction, the first and second signal contacts facing each other in a line direction, the block body having a rear surface side where first and second signal wire connecting parts being parts of the first and second signal contacts and a drain wire connecting part and a plate-shaped part being a part of the ground contact project; a first groove part where the first signal wire connecting part is provided; a second groove part where the second signal wire connecting part is provided; a slit and an insulative spacer.

Abstract: An image pickup apparatus includes: a shutter device; an image pickup element adapted to sequentially acquire time-series images regarding object images passing through an exposure opening of the shutter device; and control section configured to control operation of the shutter device and operation of the image pickup element.

Abstract: A balanced transmission cable connector includes a balanced transmission cable including a plurality of pair electric wires, each of the pair electric wires including a first signal wire, a second signal wire, and a drain wire; a contact assembly body having an insulative block body where first and second signal contacts and a ground contact are alternately arranged in a row direction, the first and second signal contacts facing each other in a line direction, the block body having a rear surface side where first and second signal wire connecting parts being parts of the first and second signal contacts and a drain wire connecting part and a plate-shaped part being a part of the ground contact project; a first groove part where the first signal wire connecting part is provided; a second groove part where the second signal wire connecting part is provided; a slit and an insulative spacer.

Abstract: A connector socket module having a reduced height used in a server is disclosed, the connector socket module including plural connector sockets, a relay board having a pattern of wiring electrically connected to the connector sockets provided on a front side of the relay board, a relay connector provided on a rear side of the relay board and electrically connected to the connector socket through the wiring, and a main board supporting unit extending from the rear side of relay board and supporting a main board at a prescribed height between upper and lower ends of the relay board, the main board having a main-board-side connector connected to the relay connector.

Abstract: The present invention provides a resin composition which can be cured by visible light and whose cured product is not colored or little colored, said composition comprising a phosphine oxide compound represented by the following general formula (1) (wherein R1 represents alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted aralkyl, or substituted or unsubstituted aralkenyl; and R2, R3, R4, R5, R6, R7, R8 and R9, which may be the same or different, each represent a hydrogen atom, a halogen atom, alkyl, alkenyl, substituted or unsubstituted aralkyl, or substituted or unsubstituted aralkenyl, and two adjacent groups among R2, R3, R4, R5, R6, R7, R8 and R9 may form a hydrocarbon ring together with the two carbon atoms adjacent thereto) and an unsaturated compound.

Abstract: A differential transmission connector unit is disclosed that includes a first differential transmission connector including a first electrically insulating block body; and first signal contact pairs and first ground contacts arranged alternately in a row in the first block body; and a second differential transmission connector including a second electrically insulating block body; and second signal contact pairs and second ground contacts arranged alternately in a row in the second block body. The first differential transmission connector is connected to the second differential transmission connector with the first signal contact pairs and the second signal contact pairs being in contact with each other and the first ground contacts and the second ground contacts being in contact with each other. One of the contact surface of each first ground contact and the contact surface of the corresponding second ground contact is a rolled surface, the contact surfaces contacting each other.

Abstract: A differential transmission connector unit is disclosed that includes a first differential transmission connector including a first electrically insulating block body; and first signal contact pairs and first ground contacts arranged alternately in a row in the first block body; and a second differential transmission connector including a second electrically insulating block body; and second signal contact pairs and second ground contacts arranged alternately in a row in the second block body. The first differential transmission connector is connected to the second differential transmission connector with the first signal contact pairs and the second signal contact pairs being in contact with each other and the first ground contacts and the second ground contacts being in contact with each other. One of the contact surface of each first ground contact and the contact surface of the corresponding second ground contact is a rolled surface, the contact surfaces contacting each other.

Abstract: A connector socket module having a reduced height used in a server is disclosed, the connector socket module including plural connector sockets, a relay board having a pattern of wiring electrically connected to the connector sockets provided on a front side of the relay board, a relay connector provided on a rear side of the relay board and electrically connected to the connector socket through the wiring, and a main board supporting unit extending from the rear side of relay board and supporting a main board at a prescribed height between upper and lower ends of the relay board, the main board having a main-board-side connector connected to the relay connector.

Abstract: A prober that has improved positional precision of probing without reducing throughput is disclosed.

Abstract: A cable connector includes a contact assembly including an electrical insulating block part which is configured to incorporate plural signal contacts; and a relay wiring substrate mounted to a back of the contact assembly. The relay wiring substrate includes, on a surface, a contact connecting pad electrically connected to one of the signal contacts, a wiring connecting pad, and a wiring pattern connecting the contact connecting pad and the wiring connecting pad. The relay wiring substrate further includes a ground layer inside the relay wiring substrate. The cable connector further includes a cable connected to the relay wiring substrate by electrically connecting an end of a wiring with the wiring connecting pad. The relay wiring substrate further includes a ground pattern for matching impedance inside the relay wiring substrate.

Abstract: A prober that has improved positional precision of probing without reducing throughput is disclosed.

Abstract: A cable connector for balanced transmission is disclosed. A spacer member is attached to a contact assembly body in the cable connector for balanced transmission, a first signal wire connecting part of a first signal contact member is inserted into a first groove of the spacer member, a second signal wire connecting part of a second signal contact member is inserted into a second groove of the spacer member, and a ground contact member is inserted in a slit of the spacer member, so that their positions are decided. A cable for balanced transmission includes plural pairs of wires, and a first signal wire of the pair of wires is soldered to the first signal connecting part, a second signal wire thereof is soldered to the second signal connecting part, and a drain wire thereof is soldered to a drain wire connecting part of the ground contact member.

Abstract: A cable connector includes a contact assembly including an electrical insulating block part which is configured to incorporate plural signal contacts; and a relay wiring substrate mounted to a back of the contact assembly. The relay wiring substrate includes, on a surface, a contact connecting pad electrically connected to one of the signal contacts, a wiring connecting pad, and a wiring pattern connecting the contact connecting pad and the wiring connecting pad. The relay wiring substrate further includes a ground layer inside the relay wiring substrate. The cable connector further includes a cable connected to the relay wiring substrate by electrically connecting an end of a wiring with the wiring connecting pad. The relay wiring substrate further includes a ground pattern for matching impedance inside the relay wiring substrate.

Abstract: A cable connector for balanced transmission is disclosed. A spacer member is attached to a contact assembly body in the cable connector for balanced transmission, a first signal wire connecting part of a first signal contact member is inserted into a first groove of the spacer member, a second signal wire connecting part of a second signal contact member is inserted into a second groove of the spacer member, and a ground contact member is inserted in a slit of the spacer member, so that their positions are decided. A cable for balanced transmission includes plural pairs of wires, and a first signal wire of the pair of wires is soldered to the first signal connecting part, a second signal wire thereof is soldered to the second signal connecting part, and a drain wire thereof is soldered to a drain wire connecting part of the ground contact member.

Abstract: In a magnetic recording and reproducing apparatus according to the related art, since positions of central points of radiuses of curvature of opposing arc portions of a guide groove are coincident with each other in the direction in which a movable chassis is moved, it is difficult to make the whole of the magnetic recording and reproducing apparatus become light in weight and small in size.