MEASUREMENT DEVICE AND IMAGE FORMING APPARATUS

    公开(公告)号:US20220373951A1

    公开(公告)日:2022-11-24

    申请号:US17458565

    申请日:2021-08-27

    Abstract: A measurement device includes: a resistance measurement unit that measures an electrical resistance of a measurement target; a first measurement unit, including a detector that detects information indicating a first physical property other than the electrical resistance of the measurement target, that measures the first physical property from a detection result from the detector; a second measurement unit, including a detector that detects information indicating a second physical property other than the electrical resistance and the first physical property of the measurement target, that measures the second physical property from a detection result from the detector, in which a length of time from a start of driving the detector until a start of actual measurement is longer in the second measurement unit than in the first measurement unit; and a control unit that performs first control causing the first measurement unit to execute a measurement operation of measuring the first physical property in parallel with a measurement operation by the resistance measurement unit, and performs second control causing the second measurement unit to execute a measurement operation of measuring the second physical property in parallel with the measurement operation by the resistance measurement unit and also causing the second measurement unit to start the driving of the detector in the second measurement unit before the start of the driving of the detector in the first measurement unit.

    SHEET ELECTRICAL RESISTANCE MEASURING DEVICE

    公开(公告)号:US20220373582A1

    公开(公告)日:2022-11-24

    申请号:US17409750

    申请日:2021-08-23

    Abstract: A sheet electrical resistance measuring device includes: a housing having a gap for receiving a sheet therein; a sheet pulling member that is disposed in the housing and pulls the sheet inserted into the gap; a stopper that is disposed in the housing and causes the sheet pulling member to stop pulling the sheet; and a pair of electrodes that is disposed in the housing and measures electrical resistance of the sheet which is stopped and brought into contact with the pair of electrodes.

    MEASUREMENT DEVICE AND IMAGE FORMING APPARATUS

    公开(公告)号:US20220371349A1

    公开(公告)日:2022-11-24

    申请号:US17458579

    申请日:2021-08-27

    Abstract: A measurement device includes a measurement unit that measures a physical property of a measurement target by causing the measurement target to vibrate through an application of an ultrasonic wave, the measurement unit including a first mode that measures the physical property using a first burst wave sensitive in a first predetermined range of physical property values and a second mode that measures the physical property using a second burst wave sensitive in a second range of physical property values different from the first range, and a control unit that controls the measurement unit to execute at least one of the first mode and the second mode.

    MEASUREMENT DEVICE AND IMAGE FORMING APPARATUS

    公开(公告)号:US20220373954A1

    公开(公告)日:2022-11-24

    申请号:US17461969

    申请日:2021-08-30

    Abstract: A measurement device is provided with: a measurement unit including a first mode that measures an electrical resistance of a recording medium used in an image forming apparatus in a first predetermined range of electrical resistance values and a second mode that measures the electrical resistance in a second range of electrical resistance values different from the first range, the second range and the first range being set such that with respect to the electrical resistance of multiple brands of recording media, a number of brands belonging to the second range is greater than a number of brands belonging to the first range; and a control unit that controls the measurement unit to prioritize execution of the second mode over the first mode.

    SHEET ELECTRIC RESISTANCE MEASURING INSTRUMENT

    公开(公告)号:US20220373583A1

    公开(公告)日:2022-11-24

    申请号:US17411049

    申请日:2021-08-24

    Abstract: A sheet electric resistance measuring instrument includes first and second housings that are paired with each other and that sandwich a sheet from both sides of the sheet, a pair of electrodes that are provided on the first housing and that measure an electric resistance of the sheet sandwiched between the pair of electrodes and the second housing, and a contact member that is disposed between the pair of electrodes on the first housing and that is brought into contact with the sheet.

    MEASUREMENT DEVICE AND IMAGE FORMING APPARATUS

    公开(公告)号:US20220373326A1

    公开(公告)日:2022-11-24

    申请号:US17412207

    申请日:2021-08-25

    Abstract: A measurement device includes: a first measurement unit, disposed at a first opposing position facing a portion of a sheet-like measurement target, that measures a first physical property of the measurement target by causing the measurement target to vibrate with an ultrasonic wave; a second measurement unit, disposed at a second opposing position facing another portion of the measurement target in a state in which the first measurement unit is facing the first portion, that pinches and restrains the other portion in a thickness direction and measures a second physical property other than the first physical property of the measurement target; and a disposed unit disposed between the first measurement unit and the second measurement unit in an intersecting direction with respect to the thickness direction of the measurement target.

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