Abstract: A mobile device holding device comprises a basement including an inner accommodation space; a document feeding path including a scanning area, the document feeding path being disposed in said accommodation space; an input tray disposed on an upstream of the document feeding path to accommodate documents to be scanned; an output tray disposed on a downstream of the document feeding path to eject scanned documents; a document feeding unit disposed in the accommodation space for transmitting documents through the document feeding path; and a device holder disposed on the basement to fix a mobile device; wherein the device holder is moved to align the mobile device with the scanning area for capturing the image within the scanning area, and ensuring that the shooting area of the mobile device is not less than the width of documents to be scanned.

Abstract: A paper pickup mechanism includes a mechanical frame, a pickup roller module, a feeding roller module, a driving device, a separation roller module and an energy storage element. The mechanical frame has a platform. The pickup roller module is pivoted to and connected to the mechanical frame. The feeding roller module is pivoted to and connected to the mechanical frame. The driving device is mounted to the mechanical frame. The separation roller module is pivoted to and connected to the mechanical frame. The energy storage element is mounted between the mechanical frame and the separation roller module. When the separation roller module rotates together with the feeding roller module in a forward direction, the energy storage element accumulates energies. When more than one piece of paper is fed into the paper pickup mechanism, the energy storage element releases the energies.

Abstract: A paper feeding device includes a lower cover, an upper cover pivotally connected to the lower cover, at least one motor mounted to the lower cover, a feeding roller assembly and a paper skew judging module. The feeding roller assembly is pivotally connected to the lower cover and connected with the at least one motor. The paper skew judging module disposed to the lower cover, has an infrared light emitter, an infrared light receiver, a cantilever arm rotatably assembled to the lower cover, a sensing roller pivotally connected with the cantilever arm, and a lens. The infrared light emitter is mounted to the lower cover. The infrared light receiver is mounted to the lower cover and is disposed opposite to the infrared light emitter. The lens is fastened to the cantilever arm, and disposed between the infrared light emitter and the infrared light receiver. The lens has different photopermeabilities.

Abstract: The present invention relates to a document scanning apparatus which is composed of an automatic document feeding device and an image capturing device. The document scanning apparatus establishes a private area network between the automatic document feeding device and the image capturing device, and causes the automatic document feeding device to send a message to the image capturing device. When the message is received, said image capturing device performs corresponding operations in response to the message. Said operations may comprise, for example adjusting the relative position between the image capturing device and the automatic document feeding device or doing multi-documents scan.

Abstract: A scanning device includes at least one motor, an input tray, a pickup roller, a separation roller module, an ultrasonic sensor, a scanning module, a path switcher and a controller. The pickup roller is connected with the at least one motor. The separation roller module is connected with the at least one motor. The ultrasonic sensor includes an ultrasonic emitter and an ultrasonic receiver. The ultrasonic sensor is used for sensing that a single paper or multiple papers are fed in. The scanning module is used for scanning a plurality of papers. The path switcher is connected with the at least one motor. The at least one motor is capable of driving the path switcher to be switched to a first position and a second position. The controller is connected with the at least one motor and the ultrasonic sensor.

Abstract: The present invention is related to a scanning device for scanning documents, comprises a flat-bed scanning glass; a contact image sensor arranged above the flat-bed scanning glass separately to form a scanning path therebetween, a bottom surface of the contact image sensor being arranged with a protecting glass, a middle area of the protecting glass being configured as a scanning area, and a chamfer being arranged at the bottom surface of the protecting glass at a downstream position relative to the scanning area. Hence the dust of documents in this invention would be stacked in the chamfer during the scanning process temporarily and then be wiped away by the document itself, so as to assure the dust would not be stacked in the scanning area. The scanning device in this invention is capable to maintain the scanning quality without clearing the dust even after scanned a massive quantity of documents.

Abstract: A damping hinge includes a first joining part; a revolving part pivotably connected to the first joining part and being capable of revolving among a first position, a second position and a third position; a supporting module arranged within the first joining part for pressing the revolving part to keep the revolving part and the first joining part staying in a relative position; a second joining part fastened to the revolving part for connecting the upper cover; a first enforcement frame arranged on the first joining part; and a damping module including a damper holder pivotably connected to the second joining part, a damper consisting of a damper core fastened on the damper holder as a fixed end and an actuating portion as a free end being able to move up and down, a damper spring connected between the second joining part and the damper holder.

Abstract: A transmission device includes a driving motor, a separation roller module, a correction roller module, a discharging roller module, a first clutch, a second clutch, a third clutch and a plurality of sensors which are mounted to an automatic sheet feeder. The first clutch is disposed between the driving motor and the separation roller module. The second clutch is disposed between the driving motor and the correction roller module. The third clutch is disposed between the driving motor and the discharging roller module. The plurality of the sensors sense signal variations at the time of a leading end or a tail end of each of the documents passing through the plurality of the sensors, and the plurality of the sensors transmit the signal variations to the first clutch, the second clutch and the third clutch.

Abstract: An image scanning method applied in an image scanning device capable of scanning a card. Record background values at the time of a card being without being in a scanning channel, and the background values recorded at the time of the card being without being in the scanning channel are regarded as preset values. Before the card is scanned, check whether the background values in the scanning channel conform to the preset values. Drive the card to move a distance Y. Check whether the background values in the scanning channel conform to the preset values. Preset a preset movement distance, check whether a movement distance of the card or a distance of accumulated movements of the card exceeds the preset movement distance. Display that the card is stuck. Stop checking and proceeding with an image calibration. Start scanning the card. Complete scanning the card and withdraw the card.

Abstract: A paper warping detection device includes an input tray, a processor, a first emitting element, a first receiving element and a first analog-to-digital converter. A first critical value is stored in the processor. The first emitting element is electrically connected with the processor. The first receiving element is disposed to the other side of the input tray. The first receiving element and the first emitting element face each other. When the first emitting element is switched on, the first emitting element emits first ultrasonic wave signals towards the first receiving element. The first analog-to-digital converter is electrically connected with the first receiving element and the processor for converting the first ultrasonic wave signals into first digital signals and outputting the first digital signals to the processor. The processor reads the first digital signals and compares the first digital signals with the first critical value.

Abstract: An image scanning device includes an upper shell, a feeding shaft pivotally connected to the upper shell, a feeding roller mounted around the feeding shaft, a sensing roller, a motor, a lower shell pivotally covered to the upper shell, a plurality of springs and a contact image sensor. The sensing roller is mounted around the feeding shaft. The motor is connected with the feeding shaft. The motor drives the feeding shaft to rotate in different speeds. The plurality of the springs are mounted to the lower shell. The contact image sensor is mounted to the plurality of the springs. A top surface of the contact image sensor is capable of abutting against lower portions of outer surfaces of the feeding roller and the sensing roller by virtue of the plurality of the springs elastically abutting against a bottom surface of the contact image sensor.

Abstract: An image scanning method applied in an image scanning device capable of scanning a card. Record background values at the time of a card being without being in a scanning channel, and the background values recorded at the time of the card being without being in the scanning channel are regarded as preset values. Before the card is scanned, check whether the background values in the scanning channel conform to the preset values. Drive the card to move a distance Y. Check whether the background values in the scanning channel conform to the preset values. Preset a preset movement distance, check whether a movement distance of the card or a distance of accumulated movements of the card exceeds the preset movement distance. Display that the card is stuck. Stop checking and proceeding an image calibration. Start scanning the card. Complete scanning the card and withdraw the card.

Abstract: A paper feeding mechanism includes a lower frame, an upper frame, a separation roller, a pickup roller, a paper feeding channel and at least one blocking element, the lower frame has a groove, the separation roller is mounted to the upper frame, the pickup roller is mounted to the lower frame and placed in the groove, a paper feeding channel is formed between the separation roller and the pickup roller, or between the separation roller and the lower frame, the blocking element is pivoted on the upper frame and placed beside the separation roller, the blocking element has a stopping part, the stopping part contacts the lower frame.

Abstract: A scanning device includes a base, an upper cover pivotally covered to the base, a motor mounted to the base, two roller assemblies, a sensor mounted in the first channel, and a card supporting mechanism. A first channel, a scanning channel and a second channel are formed between the upper cover and the base. The scanning channel has a scanning read line. The first channel, the scanning channel and the second channel are communicated with one another. The two roller assemblies are connected with and driven by the motor. The card supporting mechanism is mounted to the base. The card supporting mechanism includes a blocking board movably disposed behind the second channel along the longitudinal direction, and a front surface of the blocking board is parallel to the scanning read line and orthogonal to the second channel.

Abstract: A paper feeding device includes a first transmission module mounted in a transaction device, a pickup shaft, at least one pickup roller and at least one separation roller. The pickup shaft is rotatably and pivotally connected to the transaction device. The pickup shaft is connected with the first transmission module, and the first transmission module is capable of driving the pickup shaft to rotate towards a clockwise direction or an anticlockwise direction. The at least one pickup roller is fastened around the pickup shaft. The at least one separation roller is rotatably and pivotally connected to the transaction device. An outer surface of the at least one separation roller oppositely abuts against an outer surface of the at least one pickup roller.

Abstract: A transmission device includes a pickup roller assembly, a feeding roller assembly including a feeding shaft, a paper-out roller assembly including a paper-out shaft, a driving motor, a one-way drive gear module, a first transmission gear module, a second transmission gear module and a one-way clutch. The first transmission gear module includes a plurality of transmission gears disposed to two ends of the feeding shaft and two ends of the paper-out shaft. The second transmission gear module is engaged with one of the transmission gears mounted around one end of the feeding shaft. The one-way clutch disposed between the feeding shaft and the paper-out shaft, includes a first clutch gear, a second clutch gear, a third one-way clutch gear disposed between the first clutch gear and the second clutch gear, and a compression spring disposed to one end of the second clutch gear.

Abstract: A paper separation mechanism includes a separation roller assembly, a one-way clutch module, a transmission gear assembly connected with and driving the one-way clutch module, a driving motor for driving the transmission gear assembly, and a locking module. The separation roller assembly includes a separation shaft, a separation roller fastened around the separation shaft, and a pickup roller disposed to the separation roller. The one-way clutch module includes a gear shaft, and a one-way clutch mounted around the gear shaft. The locking module includes a swing arm, a hooking portion fastened to a bottom of the swing arm, a blocking portion fastened under the swing arm, and a spring disposed to the bottom of the swing arm. One side of the swing arm is fastened to the gear shaft, the other side of the swing arm is fastened to the separation shaft.

Abstract: A paper feeding device includes a pickup mechanism, a conveying mechanism disposed behind the pickup mechanism, a separation mechanism disposed behind the conveying mechanism, a feeding mechanism disposed behind the separation mechanism, a transmission mechanism driving the pickup mechanism, the conveying mechanism, the separation mechanism and the feeding mechanism, and an ultrasonic circuit unit disposed between the separation mechanism and the transmission mechanism. The ultrasonic circuit unit includes an ultrasonic detecting module, an amplifying circuit unit electrically connected with the ultrasonic detecting module, a paper density detecting unit electrically connected with the amplifying circuit unit, an analog-to-digital converter electrically connected with the paper density detecting unit, a processor electrically connected with the analog-to-digital converter, and a driving unit electrically connected with the processor and the transmission mechanism.

Abstract: A scanning device includes an upper cover, and a separation module detachably and changeably assembled in the upper cover. A middle of a bottom surface of the upper cover is recessed in an upward direction to form an assembling groove. The separation module includes a fastening holder, a separation roller assembly received in the fastening holder, a torsion limiter and a sealing cover. The torsion limiter is engaged with the separation holder. The sealing cover is mounted under the fastening holder. Different separation modules detachably and changeably assembled in the assembling groove are capable of being equipped with different torsion limiters. When the scanning device scans papers of which grams are different, torsion values of the scanning device are capable of being adjusted by virtue of changing the different separation modules equipped with the different torsion limiters.

Abstract: A paper outputting mechanism includes a frame, a motor mounted to the frame, a paper supply tray assembly, a gear assembly, a paper pressing element, a blocking element and a plurality of elastic elements. A rear of the frame has a receiving room, a front of the frame has a slope connected with the receiving room. The paper supply tray assembly includes a first paper supply tray slidably mounted to the frame and a second paper supply tray placed on the first paper supply tray. A gear assembly is driven by the motor, the gear assembly drives the first and second paper supply tray to move frontward and rearward. The paper pressing element is up and down movably mounted to the frame and located over the slope. The blocking element is front and down slidably mounted to the frame and in front of the paper pressing element.