Abstract: A liquid ejection head includes: a first head unit; a second head unit disposed adjacent to the first head unit in a first direction and located on a first side of the first head unit in a second direction; and a heat uniforming unit shared by the first head unit and the second head unit. Each of the first head unit and the second head unit includes: a unit body including an actuator; and a first driver integrated circuit disposed on the first side of the unit body in the second direction. The heat uniforming unit includes a first heat uniforming member disposed on the first side of the first head unit and the second head unit in the second direction. The first heat uniforming member includes a first protrusion located next to the second head unit in the first direction and protruding toward the first head unit.

Abstract: There is provided a liquid discharge head including: a channel member including individual channels that include nozzles and pressure chambers communicating with the nozzles and at least part of a first common channel communicating with the induvial channels; a vibration plate overlapping in a first direction with the channel member and covering the pressure chambers; driving elements placed on a surface of the vibration plate at a side opposite to the pressure chambers in the first direction; and a protection substrate disposed on the surface of the vibration plate, where the driving elements are placed, at the side opposite to the pressure chambers and covering the driving elements, wherein the protection substrate includes a second common channel that is common to the individual channels and the channel member includes a connection channel connecting the individual channels and the second common channel

Abstract: There is provided a liquid discharging head including: first and second individual channel rows having first individual channels and second individual channels aligned in a first direction, respectively; first and second common channels having first and second connecting parts, respectively; and a connecting channel connecting the plurality of first individual channels and the plurality of second individual channels to one another. The connecting channel has: a common connecting channel which does not have a connecting part with respect to the liquid supply source and which is communicated with the plurality of first individual channels and the plurality of second individual channels; a plurality of first individual connecting channels and a plurality of second individual connecting channels which connect the plurality of first individual channels and the plurality of second individual channels, respectively, to the common connecting channel.

Abstract: A composition having excellent curability and adhesive bonding ability is provided. A composition, comprising the following components (1) to (5): (1) a polymerizable vinyl monomer containing 10 to 70 parts by mass of (1-1), 10 to 60 parts by mass of (1-2), and 10 to 60 parts by mass of (1-3) based on 100 parts by mass of (1) the polymerizable vinyl monomer, in which (1-1) is a (meth)acrylic monomer represented by the formula (A) Formula (A) Z—O—R1 (wherein, Z represents a (meth)acryloyl group, and R1 represents an alkyl group.

Abstract: A liquid discharge head includes a stacked body formed by plates stacked in a first direction, and having a liquid channel. The liquid channel includes: individual channels which include nozzles and pressure chambers communicating with the nozzles, respectively, and which are aligned in a second direction orthogonal to the first direction; a first common channel extending in the second direction and communicating with the individual channels; a second common channel extending in the second direction and communicating with the individual channels; first throttles each connecting one of the individual channels and the first common channel; and second throttles each connecting one of the individual channels and the second common channel. The plates include: a nozzle plate having the nozzles; a pressure chamber plate having the pressure chambers; a first common channel plate having the first common channel; and a second common channel plate having the second common channel.

Abstract: A (meth)acrylate compound excellent in compatibility with other photosensitive resins and capable of providing a polymer with high transparency, a polymer, a resist material, and a method for producing the (meth)acrylate compound. The (meth)acrylate compound is represented by formula (1).

Abstract: The present invention provides a new filter cleaning method that has cleaning performance superior to that of ultrasonic cleaning. The method for cleaning a filter of the present invention includes the steps of: generating a shock wave; and bringing the shock wave into contact with a filter to which a filler adhered, wherein in the shock wave contacting step, a pressure applied to the filter by the shock wave is 0.07 MPa or more.

Abstract: A head includes a plurality of individual channels, a first common channel, and a second common channel. The plurality of individual channels are arranged in a first row in a first direction. The plurality of individual channels are arranged in a second row in a second direction. The first direction and the second direction intersect each other. The first common channel extends in the first direction and is fluidly communicated the plurality of individual channels. The second common channel extends in the first direction. The second common channel is fluidly communicated the plurality of individual channels and overlaps the first common channel in a third direction. The third direction is orthogonal to both the first direction and the second direction.

Abstract: A liquid discharge head includes: individual channel rows; a common channel; a supply port via which liquid is supplied to the common channel; and a discharge port via which the liquid is discharged from the common channel. Each of the individual channel rows is formed of individual channels aligned in a first direction, each of the individual channels includes a nozzle, and the individual channel rows are arranged in a second direction crossing the first direction. The common channel extends in the first direction, and extends in the second direction over an entire length of an area in which the individual channel rows are arranged. The common channel overlaps with the individual channel rows in a third direction orthogonal to both of the first and second directions, and communicates with the individual channels constructing each of the individual channel rows.

Abstract: A liquid ejection head includes: a first head unit; a second head unit disposed adjacent to the first head unit in a first direction and located on a first side of the first head unit in a second direction; and a heat uniforming unit shared by the first head unit and the second head unit. Each of the first head unit and the second head unit includes: a unit body including an actuator; and a first driver integrated circuit disposed on the first side of the unit body in the second direction. The heat uniforming unit includes a first heat uniforming member disposed on the first side of the first head unit and the second head unit in the second direction. The first heat uniforming member includes a first protrusion located next to the second head unit in the first direction and protruding toward the first head unit.

Abstract: There is provided a liquid discharge head including: an individual channel member including individual channel rows; a first common channel member including first common channels and a first partitioning wall, and a damper joined to the first common channel member with adhesive. The damper has first portions that are elastically deformable and overlap with the first common channels and a second portion joined to the first partitioning wall and connected to the first portions. The second portion is thicker than the first portions.

Abstract: A liquid discharge head includes: individual channels respectively including nozzles; a supply channel allowing an outlet of a storage chamber storing a liquid to communicate with an inlet of each of the individual channels; a return channel allowing an outlet of each of the individual channels to communicate with an inlet of the storage chamber; a return filter provided in the return channel; and a return branching channel branching off from a return upstream portion of the return channel. The return upstream portion is positioned upstream of the return filter.

Abstract: A liquid ejection head is connected to a storage chamber having an outlet port and an inlet port. The liquid ejection head includes a plurality of discrete passages, a common channel and a protruding piece. The plurality of discrete passages each has an inlet opening and an outlet opening. The common channel is defined by two walls facing with each other. The common channel includes a common supply channel and a common return channel. The common supply channel is connected to the outlet port and to the inlet opening to introduce the liquid. The common return channel is connected to the outlet opening and to the inlet port to return the liquid. The protruding piece is provided in each of the common supply channel and the common return channel and protruding from at least one of the walls.

Abstract: An analog-to-digital conversion device according to one or more embodiments independently executes each of events instructed by a host device. Each of two or more analog-to-digital converters include an execution control unit, an event management unit that notifies of a synchronization instruction when a synchronous conversion event set up with a synchronous conversion operation is instructed as the event, and an operation control unit.

Abstract: An image forming apparatus includes a transfer portion configured to transfer a toner image to a sheet, a fixing portion configured to fix the toner image, a conveyance guide pair configured to form a conveyance path through which the sheet onto which the toner image has been fixed by the fixing portion passes, a conveyance portion configured to convey the sheet on the conveyance path, an air blowing unit configured to blow air toward the conveyance path, and a control unit configured to control the conveyance portion and the air blowing unit, wherein the control unit is configured to execute a stop operation of controlling the conveyance portion to stop the sheet on the conveyance path, and to control a drive time of the air blowing unit during the stop operation in response to a stop time of the sheet in the stop operation.

Abstract: A liquid ejection head, including: a first head unit; a second head unit shifted with respect to the first head unit in both of a first direction in which nozzles of the head units are arranged and a second direction orthogonal to the first direction and disposed so as to overlap the first head unit in the second direction; and a first wiring member having flexibility and drawn from the second head unit in the second direction toward the first head unit, wherein the first wiring member includes a large-width portion on which a drive circuit is mounted and a small-width portion having a width in the first direction smaller than a width of the large-width portion in the first direction, and wherein the small-width portion passes through a space existing next to the first head unit in the first direction and extends in the second direction.

Abstract: A setup support device capable of editing a setup list in accordance with a change in a production schedule or the like, thereby enabling more efficient setup of a component mounter. The setup support device includes a list editing section for performing editing to increase or decrease production jobs included in a setup list in accordance with a request from an operator who performs setup at the component mounter or a change in a production schedule, and a guidance section for issuing setup guidance for the production jobs to the operator based on the edited setup list.