Abstract: An image forming apparatus includes: a first opening/closing member that can move between a first opening position in which the first opening/closing member opens an inside of a body of the image forming apparatus, and a first closing position in which the first opening/closing member closes the inside of the body of the image forming apparatus; a second opening/closing member that can move around a rotation shaft and between a second closing position in which the second opening/closing member closes an opening formed in the first opening/closing member, and a second opening position in which the second opening/closing member opens the opening, the second opening/closing member being removably attached to the body of the image forming apparatus; and a supported portion that is provided in the first opening/closing member so as to be supported on a support portion of the second opening/closing member, as defined herein.

Abstract: An image forming apparatus, having a photosensitive drum assembly, an exposure head, and a bearing, is provided. The photosensitive drum assembly includes a photosensitive drum and a flange disposed at an end of the photosensitive drum in an axial direction of an axis of the photosensitive drum. The flange contacts an inner surface of the photosensitive drum. The exposure head includes a plurality of light emitters aligned along the axial direction of the photosensitive drum, a lens array focusing light from the light emitters on the photosensitive drum, and a head frame to support the light emitters and the lens array. The bearing has a first contact face to contact the exposure head to define a distance between the lens array and the photosensitive drum along a direction of an optical axis of the light.

Abstract: In some embodiments, an apparatus, system, and method may operate to determine the density of drilling fluid associated with photon activity in the drilling fluid using an array of nuclear detectors. Further activity may include determining acoustic impedance of the drilling fluid as a combination of the density and acoustic velocity. Additional apparatus and systems, as well as methods, are disclosed.

Abstract: In a liquid chromatography system, a sample is injected into a column by flowing a solvent mixture from a mixer into the column along a solvent mixture flow path; and injecting a sample into the solvent mixture flow path downstream of the mixer. In another liquid chromatography system, a sample is injected into a column by loading an isolator fluid into a sample loop, loading a sample into the sample loop, and flowing the sample into the column as a plug in front of the isolator fluid.

Abstract: An image forming apparatus according to an embodiment includes an image forming unit, a heating unit, a fan, a guide, and a control unit. The image forming unit forms an image on a recording medium. The heating unit is disposed on a downstream side of the image forming unit in a transport direction of the recording medium. The heating unit is driven with at least two temperatures, a first temperature and a second temperature lower than the first temperature. The fan generates wind. The guide guides the wind generated from the fan to the heating unit. The control unit controls the fan and the guide when the control unit controls the heating unit by switching between driving the heating unit at the first temperature and at the second temperature.

Abstract: Embodiments are directed to a strain sensor having a thermally conductive element and methods related to the use thereto. In one aspect, an embodiment includes a substrate. A first strain-sensitive element may be positioned on a first surface of the substrate and a second strain-sensitive element may be positioned on a second surface of the substrate. The embodiment may further include a thermally conductive post positioned within the substrate and extending beyond at least one of the first or second surfaces. The embodiment may further include a thermally conductive plate separated from the substrate and attached to the thermally conductive post.

Abstract: Considerations for selecting capacitive sensors include accuracy, repeatability, long-term stability, ease of calibration, resistance to chemical and physical contaminants, size, packaging, integration options with other sensors and/or electronics, and cost effectiveness. It is beneficial if such sensors are amenable to above-IC integration with associated control/readout circuitry for reduced parasitics and reduced footprint through area sharing. The inventors have established a combined Lorentz force based magnetometer and accelerometer MEMS sensor exploiting a low temperature, above-IC-compatible fabrication process operating without requiring vacuum packaging.

Abstract: A developer cartridge includes a casing; and a sub-unit. The casing has a first opening and a developer chamber. The sub-unit is detachably attached to the developer chamber through the first opening. The sub-unit includes a cap; a developer container; and an agitation member. The cap seals the first opening. The developer container is disposed in the developer chamber and hermetically accommodating developer therein. The agitation member is disposed in the developer chamber. The agitation member has a first end portion and a second end portion. The agitation member is rotatable relative to the casing about an axis. The axis extends between the first end portion and the second end portion in an axial direction.

Abstract: An image forming apparatus includes: an image forming unit configured to form an image on a recording medium which is unwound from a state of being wound in a roll shape; and a control unit configured to change an image forming condition of the image forming unit such that image quality becomes uniform before and after an unwinding start position of the recording medium at the time of start of an image forming operation.

Abstract: Provided is a differential pressure sensor which includes: a housing including a body and a cover, the housing having a first chamber and a second chamber defined in the housing and separated from each other; a first pressure channel communicating with the first chamber; a second pressure channel communicating with the second chamber; and a substrate on which an electronic component is mounted and in which a terminal is formed, the substrate including a first surface facing the first chamber and a second surface extending parallel to the first surface and facing the second chamber, the substrate configured to cover the second chamber.

Abstract: An image forming apparatus according to an embodiment includes an image forming unit, a heating unit, a fan, a guide, and a control unit. The image forming unit forms an image on a recording medium. The heating unit is disposed on a downstream side of the image forming unit in a transport direction of the recording medium. The heating unit is driven with at least two temperatures, a first temperature and a second temperature lower than the first temperature. The fan generates wind. The guide guides the wind generated from the fan to the heating unit. The control unit controls the fan and the guide when the control unit controls the heating unit by switching between driving the heating unit at the first temperature and at the second temperature.

Abstract: A physical quantity sensor includes a movable electrode side fixed section, a first fixed electrode side fixed section which has a first fixed electrode section and a second fixed electrode side fixed section which has a second fixed electrode section, a movable mass section which has a first movable electrode section that has a portion facing the first fixed electrode section and a second movable electrode section that has a portion facing the second fixed electrode section and which is formed in a shape that encloses the movable electrode side fixed section, the first fixed electrode side fixed section, and the second fixed electrode side fixed section in planar view, and an elastic section which connects the movable electrode side fixed section and the movable mass section.

Abstract: In an optical scanning device, light emitting start timings of light emitting parts with respect to a reference light emitting part are stored in a storage part. In a correction mode, a light emitting timing correction control part performs first control for allowing positions of beam spots of the light beams emitted from the light emitting parts to be equal to each other, second control for allowing a light emitting part LD4 to emit a light beam at a plurality of different start timings and patch images to be formed on a intermediate transfer belt 281, and third control for correcting light emitting start timings of light emitting parts LD2 to LD4 on the basis of the start timing of the light emitting part LD4 at which the patch images has the highest concentration.

Abstract: A calibrating device, for measuring and calibrating a center of gravity of a remote control aircraft or an airfoil thereof, includes a crossbar, a first support, a second support and a control unit. The crossbar is arranged along a longitudinal axis, and includes a longitudinal rail and a slider. The slider is movably engaged with the longitudinal rail. The crossbar includes a drive member coupled with the longitudinal rail or the slider. The slider includes a pointer. The first support includes a seat and two receiving portions which are arranged on the seat and are movable along a transverse axis. The receiving portions are aligned with each other. Each receiving portion includes a load cell. The second support includes a base and a supporting portion, and the supporting portion includes a load cell. The control unit is coupled with the drive member and the three load cells.

Abstract: A physical quantity sensor includes a base substrate and an element piece bonded to the base substrate. The element piece includes fixed portions fixed to the base substrate, a first fixed electrode finger supported on the fixed portion, a second fixed electrode finger supported on the fixed portion, a fixed portion that is positioned between the fixed portions and is fixed to the base substrate, a movable portion that is displaceable with respect to the fixed portion, an elastic portion that links the fixed portion and the movable portion, a first movable electrode finger that is supported on the movable portion and that is arranged facing the first fixed electrode finger, and a second movable electrode finger that is supported on the movable portion and is arranged facing the second fixed electrode finger.

Abstract: A particle sensor for detecting electrically conductive particles. The particle sensor includes a first electrode structure with at least one electrode and a second electrode structure with at least one electrode. The first electrode structure and the second electrode structure are situated on an electrically insulating base body. An electric potential difference is generatable between an electrode of the first electrode structure and an electrode of the second electrode structure. The base body includes a heating structure for heating the first electrode structure and the second electrode structure, the heating structure being at least partially enclosed by the base body. This makes it possible to protect the heating structure and also to reduce the voltage needed to burn off particles accumulated on the electrode structures. A method for manufacturing a particle sensor is also described.

Abstract: An image forming apparatus which is capable of prompting a user to replace a process cartridge. The process cartridge is comprised of a plurality of components. At least CPU executes instructions to obtain life span information indicating life spans of the components of the process cartridge, determine whether or not the process cartridge is a specific process cartridge for which life span information on a part of the components of the process cartridge is obtained whereas life span information on all the components of the cartridge is not obtained, calculate a life span of the process cartridge, and provide notification of the calculated life span of the process cartridge. When the process cartridge is the specific process cartridge, the life span of the process cartridge is calculated based on only the obtained life span information on the components.

Abstract: An image formation system includes a cooling section that cools a sheet in a period after a toner image is fixed on a first surface by a first fixing section and before the toner image is formed on a second surface of the sheet by a second image forming apparatus, and a hardware processor that controls a cooling operation of the cooling section in accordance with a parameter representing a temperature of an image forming section of the second image forming apparatus.

Abstract: A torque estimating device of a gas compressor includes a reference torque characteristic storage unit that stores a reference torque characteristic of the gas compressor as a torque characteristic of the gas compressor in a specific operation state, a torque setting unit that sets a torque corresponding to an input speed of rotation of the gas compressor and pressure of a refrigerant discharged from the gas compressor, on the basis of the reference torque characteristic stored in the reference torque characteristic storage unit, and a torque correcting unit that sets a torque at startup of the gas compressor among the torques set by the torque setting unit, by correcting the torque set by the torque setting unit, in accordance with the speed of rotation and an elapsed time from startup.

Abstract: A control system for monitoring a filter in a subsea control module (SCM) of an underwater hydrocarbon well is presented. The control system includes an upstream pressure transducer disposed upstream of a filter of the SCM and configured to sense an upstream pressure. The control system further includes a downstream pressure transducer disposed downstream of the filter and configured to sense a downstream pressure. Furthermore, the control system includes a subsea electronics module (SEM) coupled to the upstream pressure transducer and the downstream pressure transducer. The SEM is configured to determine average pressure differential values at different instances based on the upstream pressure and the downstream pressure. Moreover, the control system also includes a master control station (MCS) coupled to the SEM and configured to predict a filter maintenance generate an indication of the predicted filter maintenance due time for an operator of the underwater hydrocarbon well.