Ricoh Company, Ltd.

The Furukawa Electric Co., Ltd.

Mitsuo Tanaka

Masakazu Murakami

Tatsuo Satori

Kazuo Kobayashi

Shin Hasegawa

Tadashi Ikezawa

Hidekatsu Kioka

Koji Suzuki

Masahiro Shibata

Tsuneo Kurotori

Nobuyuki Yanagawa

Sadao Takahashi

Kazuhisa Sudo

Tatsuo Tani

Manabu Mochizuki

Takeshi Takemoto

Takayuki Uchiyama

Takashi Bisaiji

Chikara Imai

Susumu Tatsumi

Kouji Suzuki

Norimasa Sohmiya

Toshio Kawakubo

Kazuo Miyajima

Fuchio Kanno

Akira Midorikawa

Kazuaki Tagawa

Sakae Ota

Toshitaka Senma

Yoshiaki Sawaki

Toshiaki Kameyama

Michio Takahashi

Tatsuo Tani, Formerly Nishikawa

Hirokazu Kakuta

Kimio Tanaka

Wataru Suehiro

Ryusaku Koike

Kohichiro Jinnai

An electrical junction box includes a lower case containing wiring boards with busbars such that the boards stand upright, an upper case combined with the lower case, upper and lower connection terminals extended from each wiring board and vertically penetrating through an inclined upper terminal supporting member and a lower terminal supporting member, respectively. The upper terminal supporting member forms part of drain path which has a rim formed at a peripheral edge thereof except for the lower end thereof. Water that has entered the junction box is guided along the inclined upper terminal supporting member, and then drops from the lower end thereof into a drainpipe of the lower case.

Electrical junction box

A wiring base made from an electrical insulating material and having a plurality of wing sections radially protruding against the central axis thereof functioning as a rotation axis in a wiring work with electric wire grooves each for accommodating therein an electric wire provided in the substantially concentric form, a wire-wound member production method, wire-wound member, and an electrical connection box using the wire-wound member therein.

Wiring base, wire-wound member production method, wire-wound member, and electrical connection box

A method of manufacturing a wiring board comprising the steps of winding an electrical wire around a insulating plate having a number of electrical wire grooves for placing an electrical wire therein and a number of terminal grooves formed at positions corresponding to the electrical wire grooves in which the attached pressure connection terminal is connected to the electrical wire making use of the electrical wire grooves; cutting the electrical wire wound around the insulating plate at desired positions; and attaching the pressure connection terminal at a desired position in the number of terminal grooves, a wiring board, and an electrical connection box manufactured by accommodating the wiring box in a casing.

Wiring board manufacture method, wiring board, and electrical connection box

Disclosed are a method of manufacturing a wiring board, and an electric connection box manufactured by retaining the manufactured wiring board in a case. The method comprises the steps of winding electric wires around an insulating plate in first and second directions different from each other; cutting the electric wires at a first desired position; connecting the electric wires at a second desired position where the electric wires cross each other; and attaching a connecting terminal to the electric wires at a third desired position.

Method of manufacturing wiring board, and electric connection box

An electric connection box of the present invention comprises an upper case, a lower case fitting with the upper case, a connector housing connecting with a connector from the outside, one or a plurality of bus-bars each arranged sandwiched between the upper case and the lower case and having a terminal portion comprised of a plurality of terminal pieces positioned arranged in parallel inside the connector housing and a bus-bar body integrally formed with the terminal portion, and an insulator provided at least between the plurality of terminal pieces to connect and secure the terminal pieces to each other, by which insulator the narrow width terminal pieces are connected with each other and disturbance of the pitch or deformation is prevented.

Electric connection box

A rotary connector configured so as to enable extension or contraction of a cable transmitting electrical signals etc. by connecting a spirally wound flat cable between two cable parts and making the spirally wound flat cable wind or unwind using a rotary body and a fixed body, more particularly a rotary connector able to protect the flat cable from fusing when an overcurrent flows. The plus side connection portion of connection portions between conductors of a flat cable and an outer conductor (cable) electrically connects the conductors of the flat cable and the outer conductor through members having a fuse function. When a short-circuit occurs in the circuit including the flat cable and the outer conductor, the member having a fuse function fuses first so as to prevent the flat cable from heating and fusing.

Rotary connector for connecting cables

An electrical connection box has electronic components mounted therein and includes a heat pipe for radiating heat generated from the electronic components to the outside. The heat pipe has a heat absorbing portion inside the connection box and a heat radiating portion outside the connection box. The heat pipe is formed of an electrically conductive material, and an electrically conductive heat collecting member is provided for collecting the heat generated from the electronic components. The heat absorbing portion of the heat pipe is connected to the heat collecting member, and a grounding current is supplied to the heat pipe and the heat collecting member.

Electrical connection box

An electrical connection box having heat generating electrical parts contained therein includes an upper case, a case body, and a lower case. The case body has a top surface on which numerous concave grooves are formed in a matrix shape, and at least one of the concave grooves receives a cooling device therein in such a manner that a heat absorbing side of the cooling device is positioned inside the electrical connection box and a heat radiating side of the cooling device is located outside of the electrical connection box. Alternatively, the case body may include numerous attaching holes formed in a thickness direction of the case body or in a direction perpendicular to the thickness direction of the case body, and at least one of the attaching holes receives a cooling device therein in such a manner that a heat absorbing side of the cooling device is positioned inside the electrical connection box and a heat radiating side of the cooling device is located outside of the electrical connection box. A position of the cooling device is capable of being changed in accordance with given mounting positions of the heat generating electrical parts.

A fixing device for an image forming apparatus and having a heating member facing a sheet transport path. The heating member has a number of heating portions which are separate in a direction perpendicular to an intended direction of sheet transport. The heating portions are selectively driven in matching relation to a toner image carried on a sheet.

Fixing device for an image forming apparatus featuring a fixing belt and

An image forming apparatus capable of forming both of erasable images and images to be stored, and increasing the number of times that a single sheet with an image can be repetitively decolorized and reused. The apparatus includes a photoconductive element for electrostatically forming a latent image representative of image data. A developing device develops the latent image formed on the photoconductive element by either of an ordinary undecolorizable toner and a decolorizable toner.

Image forming apparatus capable of forming an erasable image

A method for forming a duplex print, in which a recording sheet has images formed on both sides thereof, includes steps of: setting an interleave number depending on a size of the recording sheet; forming the duplex prints under a condition where the number of the recording sheets located in a transport path is equal to or less than the interleave number; determining whether or not a size of the recording sheet supplied from a paper supplying unit is changed; changing the interleave number to a minimum interleave number when the size of the recording sheet is changed; forming the duplex prints with respect to the new sized recording sheet under a condition where the number of the recording sheet located in the transport path is equal to or less than the minimum interleave number. The present invention also provides an apparatus for forming a duplex print, which operates in accordance with the method for forming a duplex print.

Method and apparatus for duplex printing wherein the interleave number

A method of forming a two-sided print in an image forming apparatus comprises the steps of forming images on first sides of L recording sheets, leaving M recording sheets having images printed on the first sides thereof in the transport path with a non-stacked arrangement, where M.gtoreq.2, and sequentially forming images on the first sides of N-L recording sheets and forming images on second sides of N recording sheets in a predetermined sequence dependent on values of L, M and N.

Method of forming two-sided prints

A method of forming images on both sides of a plurality of sheets by an image forming apparatus having an image forming unit and a sheet path selection unit comprises a repetition of a group of substeps as a job unit, the group of substeps including substeps of feeding a predetermined number of new sheets to the image forming unit, forming the images on a first side of the sheets, turning over the side of the sheets by the sheet path selection unit, refeeding the predetermined number of sheets to the image forming unit responsive to the turning-over of each sheet, forming the images on a second side of the sheets by the image forming unit, and discharging the predetermined number of sheets by the sheet path selection unit each time the sheet is formed with the image on the second side thereof, wherein said substep of feeding the new sheets is commenced for a new job unit when the last sheet of the currently performed job unit is fed to the sheet path selection unit after formed with the image on its second side but before the last sheet is discharged.

Method of forming an image on both sides of a sheet

A photosensitive drum includes a cylindrical core which may be fixedly mounted on a rotating shaft and which is comprised of an elastic material and an outer sleeve which is provided on the outer peripheral surface of the core and which includes a supporting layer and a photosensitive layer formed on the supporting layer. A combination of the elastic core and the outer sleeve is constructed such that the drum only deforms locally at a point where an external force is applied and its immediate vicinity while maintaining the other portion virtually unchanged. In one form, the outer sleeve is fixedly mounted on the core, and, in another form, the outer sleeve is detachably mounted on the core. In the latter case, it is so structured that no relative movement takes place between the core and the outer sleeve even if external forces are applied to the drum.

Locally deformable photosensitive drum for use in electrophotography

A magnetic brush development apparatus includes a developer containing magnetic powder therein which is attracted to a non-magnetic support member by a magnet arranged therein. The developer is brought into contact with a latent electrostatic image bearing member which is located in a development section for developing the latent electrostatic image. The magnet has substantially one magnetic pole portion capable of producing a magnetic field having a plurality of peaks in the intensity of the magnetic field located in the development section.

Growing community of inventors

Tokyo, Japan

Mitsuo Tanaka