Abstract: A printer includes a printer body including a holder configured to house rolled recording paper, a cover configured to open and close the holder, a coupling mechanism that couples the cover to the printer body, and a detachment preventing mechanism configured to prevent the cover from being detached from the printer body. The coupling mechanism includes shafts formed on one of side plates of the cover and inner walls of the printer body, and shaft holes formed in another one of the side plates and the inner walls and configured to receive the shafts; and the detachment preventing mechanism includes a stopper that is disposed such that ends of the stopper contact inner surfaces of the side plates and configured to support the side plates and prevent the side plates from falling when a load is applied to the cover.

Abstract: A contact for connecting a first object and a second object. The contact includes a base to be connected to the first object, a connector to be brought into contact with the second object, a support that supports the connector such that the connector is disposed away from the base, and a deformation preventer that prevents deformation of the support.

Abstract: A touch panel device includes: a detection unit that detects coordinates of a pressed point on an input surface of a touch panel; and a correction unit that corrects the coordinates detected by the detection unit to obtain corrected coordinates, wherein the correction unit approximates, when a predetermined number of reference points arranged on the input surface are pressed, curves passing through coordinates of the reference points by second order or higher order polynomial equations, specifies, when an arbitrary point on the input surface is pressed, a region including coordinates of the arbitrary point from regions obtained by dividing the input surface by the curves, calculates distances from the coordinates of the arbitrary point to curves that define the specified region among the curves with the second order or higher order polynomial equations, and calculates the corrected coordinates based on a location of the specified region and the distances.

Abstract: An information processing apparatus, including: a communicator that receives video information from a plurality of servers and transmits operation information to the plurality of servers; a first outputter that directly outputs the video information received from any one of the servers; a synthesizer that converts respective video information received from the servers into given images, and synthesizes a plurality of first windows for displaying the converted images and a plurality of second windows for inputting operation information to the servers with an image of an operation screen; and a selector that selects any one of the video information output from the first outputter or an image synthesized by the synthesizer, and outputs the selected video information or image to a display.

Abstract: A printer includes a print head, a platen roller, a frame, a release lever, and a spring. The print head performs printing on recording paper. The platen roller conveys the recording paper held between the platen roller and the print head. The print head and the platen roller are placed on the frame. The frame includes a side plate in which a frame groove is formed. The release lever moves relative to the frame. The spring is provided between the frame and the print head to urge the print head toward the platen roller. The platen roller is placed on the frame while being held between the frame groove and the release lever. The release lever moves to unblock the frame groove.

Abstract: A touch panel includes a transparent dielectric substrate having a generally rectangular shape, a first conductive film formed on a first surface of the dielectric substrate, a second conductive film formed on a second surface of the dielectric substrate, four electrodes formed at four respective corners of the first conductive film, four current detecting units coupled to the four electrodes, respectively, and an alternating-current power supply configured to apply alternating-current voltage between the first conductive film and the second conductive film, wherein the alternating-current power supply is electrically coupled to the first conductive film through the four current detecting units and the four electrodes.

Abstract: A connector includes a housing, a terminal housed in the housing and configured to contact a terminal of another connector, a pivoting part pivotably housed in the housing, wherein a contact part configured to contact the housing of the other connector is formed at a first end of the pivoting part and a pressing part configured to press the terminal of the connector is formed at a second end of the pivoting part, and a spring that urges the pivoting part. In connecting the connector to the other connector, the housing of the other connector contacts the contact part to pivot the pivoting part in a first direction to have the pressing part press the terminal of the connector toward the terminal of the other connector.

Abstract: A printer includes a print head configured to print on recording paper, a first roller, a cutter unit configured to cut the recording paper, and a presenter unit connected to the cutter unit and having a discharge slot from which the recording paper is discharged, wherein the recording paper on which the print head has printed enters the presenter unit through the cutter unit, and comes out from the discharge slot, and wherein the presenter unit includes a second roller configured to convey the recording paper, a flapper disposed along a transportation path of the recording paper between the second roller and the cutter unit and configured to be flipped open to outside the presenter unit to expose the transportation path, and a recording paper sensor disposed between the second roller and the discharge slot, wherein detection of the recording paper by the recording paper sensor causes the second roller to stop rotating, and causes the flapper to be flipped open to outside the presenter unit.

Abstract: An optical waveguide module includes an optical waveguide sheet including multiple optical waveguides, and a light-emitting device and a light-receiving device each positioned over a surface of the optical waveguide sheet. At least one of the optical waveguides includes a first mirror, a second mirror, and a slit. The first mirror is configured to reflect light entering the corresponding optical waveguide from its first end to the light-receiving device or to reflect light emitted from the light-emitting device toward the first end of the corresponding optical waveguide. The second mirror is configured to reflect light entering the corresponding optical waveguide from its second end toward the surface of the optical waveguide sheet. The slit is provided between the second mirror and the second end of the corresponding optical waveguide. The corresponding optical waveguide is discontinuous across the slit.

Abstract: A keyboard device includes: a key top; a pair of link members coupled with the key top; and a support panel that is located below the key top, and includes first holes each housing a part of the link members.

Abstract: A printer includes a body, a lid pivotably attached to the body, a platen roller attached to the lid, and a lock lever. The body includes a print head and a holder to accommodate a roll of recording sheet. The lock lever supports a bearing of the platen roller when the lid is closed. The printer further includes a first plate and a second plate arranged on the lid in the widthwise direction of the printer, and a movable button provided on the lid. When the button is moved to slide the first and second plates toward each other, the outer end of each of the first and second plates in the widthwise direction moves inward to be positioned inside the outer frame of the holder to allow the closure of the lid.

Abstract: A wireless communication device including: a memory that stores a setting content of a beacon terminal to be rewritten, identification information of the beacon terminal, and a flag indicating whether the setting of the beacon terminal has been already rewritten, the setting content, the identification information and the flag being associated with each other; and a processor coupled to the memory and the processor configured to: acquire data broadcasted from the beacon terminal; and transmit the setting content to the beacon terminal, and cause the beacon terminal to change the setting when identification information of the beacon terminal included in the data acquired from the beacon terminal is identical with the identification information stored into the memory, changing the setting of the beacon terminal is not completed and a strength of a received signal from the beacon terminal is equal to or more than a threshold value.

Abstract: A wireless communication device that communicates with a plurality of slave units, including: a transmitter that transmits a data transmission instruction including a first identification information of a single slave unit among the plurality of slave units; a receiver that receives data corresponding to the data transmission instruction from the single slave unit; wherein the transmitter transmits to the plurality of slave units acknowledgment data which has incorporated second identification information into an acknowledgment to the data received from the single slave unit, the second identification information indicating another slave unit which transmits data corresponding to a next data transmission instruction to the wireless communication device.

Abstract: A keyboard including: a key top; a slide member that is attached to the key top, slides up and down, and presses a contact via an elastic member; a non-slide member that is attached to the key top, and never move up and down; supporters that support the slide member and the non-slide member, respectively; wherein the slide member is restrained by the key top in a first direction, and is movable in a second direction vertical to the first direction, and the non-slide member is arranged diagonally with the slide member, is movable in the first direction, and is restrained by the key top in the second direction.

Abstract: A key top including: a transparent substrate that includes a ceiling part, and a side wall part; a first layer having a chromatic color with transparency that is formed on a top face of the ceiling part and an outer wall of the side wall part or a bottom face of the ceiling part and an inner wall of the side wall part; and a second layer that is a whitish color, white, silver or gold, is formed on the first layer, and shields a light from a light source, a part of the second layer corresponding to a character part being removed; wherein a contrast ratio between colors of the first and the second layers at the time of non-lighting is 3:1 or more, and a luminance of the light passing through the character part at the time of lighting is 3 cd/cm2 or more.

Abstract: A printer including: a platen roller; a housing that holds the platen roller; and a print head that is mounted on the housing and performs printing on a sheet; wherein the platen roller includes a columnar straight part, and a first taper part that is formed on both ends of the straight part and has a diameter which changes towards an outside from the straight part along an axial direction.

Abstract: An electromagnetic relay includes a fixed contact portion including a fixed contact; a movable contact portion including a movable contact that contacts the fixed contact; and an electromagnetic device that operates the movable contact portion so that the movable contact contacts the fixed contact, and includes an armature that adsorbs to a magnetic core surface of the electromagnetic device and operates the movable contact portion by rotating with respect to a fulcrum, a hinge spring that pushes a part of the armature at an opposite side of the magnetic core surface while interposing the fulcrum therebetween so that the armature moves away from the magnetic core surface, and a fixed member that fixes an end portion of the hinge spring while having outside of a side surface of the armature as a fixed position, and wherein the fixed member is configured to fix the end portion of the hinge spring by moving the hinge spring from an upper side to a lower side of the armature, when attaching the hinge spring.

Abstract: An electromagnetic relay includes a fixed contact having a fixed contact plate and a fixed contact point mounted to the fixed contact plate, a movable contact having a movable contact plate and a movable contact point mounted to the movable contact plate, and an electromagnet device configured to move the movable contact so as to bring the movable contact point in contact with the fixed contact point, wherein a contact plate that is at least one of the fixed contact plate and the movable contact plate has a contact area, the contact area being thinner than other areas of the contact plate and having a penetrating hole formed therethrough, and the contact point of the contact plate has a head and a shaft, and wherein while the shaft is placed in the penetrating hole such that the head is mounted on a first surface of the contact area, an end of the shaft is deformed with a force at a second surface opposite the first surface to mount the contact point to the contact plate.

Abstract: An optical module for connecting a photoelectric conversion device on a substrate to a ferrule connected to an optical fiber includes a body configured to be mounted on the substrate, a first lens disposed on the body at a side thereof connectable to the ferrule, a second lens disposed on the body at a side thereof facing the substrate, and a core disposed in the body between the first lens and the second lens, wherein a refractive index of the core is higher than a refractive index of the body.

Abstract: The following disclosure provides a power strip including: a busbar electrically connected to a power source; multiple electrical outlets allowing multiple power plugs to be inserted thereinto, respectively; distribution bars which are branched out from the busbar and respectively supply the electrical outlets with electric currents of the power source; and a plurality of electric current measurement units each configured to measure the electric current flowing through a corresponding one of the distribution bars.