Kabushiki Kaisha Toshiba

Fuji Jukogyo Kabushiki Kaisha

Junji Miura

Seiji Ikari

Takahisa Nakano

Takahiro Yamamoto

Kazuhiro Itsumi

Takanobu Nishimura

Takeo Miki

Kenji Miyazaki

Takashi Yamaguchi

Yoshihiko Naruoka

Tomonori Makino

Shota Kure

Tsutomu Saito

Atsushi Harada

Hiroaki Fujihara

Toru Todoriki

Yasuhiro Toi

Shinya Tokuda

Eikatsu Yamaguchi

Seiji Maruyama

Masakazu Itoya

Masahiro Nagao

Naoki Hori

A magnetic detecting device according to an embodiment includes: a magnetic sensor head in which a plurality of magnetic sensing elements including a first magnetic sensing element and a second magnetic sensing element are arranged; and an environmental magnetism corrector. The plurality of magnetic sensing elements is arranged in one line over a length that is greater than a width of a sheet, in a direction that is orthogonal to a movement direction of the sheet. The environmental magnetism corrector corrects a first output signal output by the first magnetic sensing element, based on a second output signal output by the second magnetic sensing element. The magnetic sensor head has a sheet passage area that faces a sheet that passes over the magnetic sensor head, the first magnetic sensing element is positioned inside the sheet passage area, and the second magnetic sensing element is positioned outside the sheet passage area.

Magnetic detecting device and sheet processing apparatus

According to one embodiment, a magnetic sensor includes: a case disposed facing an object that is to be detected; a plurality of magnetic sensing portions accommodated inside the case; and a magnetic generator disposed inside the case, between the plurality of magnetic sensing portions and the object that is to be detected.

Magnetic sensor, magnetic inspection device, and sheet processing apparatus

According to one embodiment, an image reading apparatus includes an illumination unit to irradiate a sheet that is conveyed by a conveyance unit with visible light and infrared light, an imaging unit to receive visible light and infrared light reflected from the sheet and to capture a visible image and an infrared image, and a background member including an infrared light low reflective part that is positioned within an imaging range of the imaging unit so as to overlap at least a side edge portion of the sheet and that diffusely reflects visible light and reflects infrared light at a lower reflectance than the sheet.

Image reading apparatus and sheet processing apparatus

According to one embodiment, an image reading apparatus that reads an image of a sheet conveyed by a conveyance unit includes a first illumination unit to irradiate the sheet with visible light, a second illumination unit to irradiate the sheet with visible light and infrared light from an angle different from that of the first illumination unit, and an imaging unit to receive visible light and infrared light reflected from the sheet and to capture a visible image and an infrared image.

An image reading device includes an illuminating means for illuminating a reading position through which a sheet conveyed by conveying means passes, optical reading means for reading reflected light of the sheet illuminated by the illuminating means when the sheet passes the reading position, a white reference plate disposed opposite to the optical reading means with the reading position sandwiched therebetween, and moving structure means for moving a placement position of the illuminating means based on a placement position of the white reference plate, and storage means is included for storing information in a searchable manner.

Image reading device with illumination movement based on sheet characteristics, and sheet handling apparatus including the same

Presented is a light detection device including a first detecting portion detecting fluorescence from a first detection position on a conveyor path, a second detecting portion detecting afterglow from a second detection position on the conveyor path, a lighting portion applying excitation light over a range including the first detection position but not the second detection position, a first reference member including fluorescent material emitting fluorescence and emitting reference light toward the first detecting portion, a second reference member emitting reference light toward the second detecting portion, the reference light not influencing a result of detection by the second detecting portion, and a correction controller correcting a detection result by the first detecting portion based on the reference light detected by the first detecting portion and correcting a detection result by the second detecting portion based on the reference light detected by the second detecting portion.

Light detection device and sheet processing apparatus including the same

According to one embodiment, a limpness detecting device includes a transmitting unit to irradiate an acoustic wave towards a conveyed sheet to excite a Lamb wave, a first receiving unit to detect a leaky wave of the Lamb wave emitted from a front surface of the sheet, a second receiving unit to detect a leaky wave of the Lamb wave emitted from a back surface of the sheet, a comparison data calculating unit to calculate comparison data based on the signal detected by the first receiving unit and the signal detected by the second receiving unit, and an intactness judgment unit to compare the comparison data calculated by the comparison data calculating unit with a preset standard value and judge whether the sheet is an intact bill or not, based on a result of the comparison.

Limpness detecting device, limpness detecting method, and sheet handling apparatus including limpness detecting device

An optical detection apparatus includes a detector configured to detect image data in a predetermined reading area on a conveying path to convey the sheet, a first illuminator configured to intermittently emit an excitation light to a first illumination area including the reading area of the detector, a second illuminator configured to continuously emit an excitation light to a second illumination area which is continued with the first illumination area on the upstream of the first illumination area on the conveying path and which does not include the reading area of the detector, and a control unit configured to control the detector to detect image data of the sheet according to the emitting operation of the first illuminator.

Optical detection apparatus, and sheet processing apparatus having the optical detection apparatus

A stiffness detector includes a bending portion configured to bend a paper sheet to be carried. The stiffness detector transmits acoustic waves to an incidence point on an inner surface of the paper sheet which is bent by the bending portion and is carried, thereby exciting Lamb waves. The stiffness detector receives leaky waves of the Lamb waves emitted from a detection point on the inner surface of the paper sheet. The stiffness detector specifies a maximum crest value based on the received signals, and judges whether the paper sheet is an unimpaired sheet based on the specified maximum crest value.

Stiffness detector, stiffness detection method, and paper sheet processor including stiffness detector

An image reading apparatus, in which sheets being transported are illuminated by an illuminating unit, one after another, and a sensor having an imaging elements arranged in a line photographs the sheets, one after another. A white-reference part is provided in a part of the photographing region of the sensor. A black-reference part guides the light reflected by the illuminating unit to the sensor when a sheet lies in the photographing region of the sensor, and to restrict application of the light reflected by the illuminating unit to the sensor when no sheets lie in the photographing region of the sensor.

Image reading apparatus, image reading method, and sheet processing apparatus

A stiffness detector transmits acoustic waves to a paper sheet at a predetermined angle to excite Lamb waves. The stiffness detector receives leaky waves of the Lamb waves propagated through the paper sheet at different angles with respect to the paper sheet by a plurality of reception sensors. The stiffness detector is configured to specify a maximum leak angle at which a leak amount of the acoustic waves from the paper sheet becomes maximum based on outputs from the plurality of reception sensors in the reception module and to judge a degree of fatigue of the paper sheet based on the specified maximum leak angle.

An inspection apparatus includes a light source unit which irradiates illumination light onto a hologram of a medium from a predetermined direction at which diffraction light from the hologram is obtained, a first light receiving member which receives the diffraction light from the hologram, a second light receiving member which receives transmitted part of illumination light irradiated onto the hologram, having passed through the medium, and an identification processing unit which identifies authenticity of the hologram from the diffraction light received by the first light receiving member and identifies a defect of the hologram from the transmitted light received by the second light receiving member.

Optical fiber illumination device and inspection apparatus

On a recording medium serving as a verification object, a picture whose state changes in accordance with optical conditions is formed. A verification apparatus images a plurality of pictures of the recording medium while changing an optical relationship among a light source for illuminating the recording medium, a camera for imaging a picture of the recording medium, and the recording medium with a condition modifying unit. The verification apparatus displays the plurality of pictures of the recording medium imaged by the camera, on the display unit in a state in which the optical relationship has been changed. The verification apparatus determines imaging conditions for imaging a picture for verification on the basis of the optical relationship at the time of photographing selected pictures among the plurality of pictures displayed on the display unit.

Verification apparatus and verification method for recording media

There is provided a method for manufacturing a structural body comprising: a structural body formation step of forming the structural body by combining a plurality of constituent members through a bonding adhesive; a closed space formation step of disposing the structural body into a pressurizing or heating unit, forming a closed space with at least one of the structural body and the pressurizing or heating unit, and charging an elastic body into the closed space; a hardening step of fixing or hardening the bonding adhesive through the elastic body by the pressurizing or heating unit; and a discharge step of discharging the elastic body from the closed space.

Growing community of inventors

Naka-gun, Japan

Junji Miura