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47 results about "Finger trigger" patented technology

Motor driven sampling apparatus for material collection

InactiveUS20050044971A1Eliminates manual exertionReduce torqueWithdrawing sample devicesMotor driveSource material
An apparatus to excise a sample of material and temporarily store sample has a tubular clamshell casing at an angle to the horizontal, blended to a tubular boss under which is a tubular sample sleeve extending downwards from the boss. Within the casing an electric motor is housed which drives, via gears, the sample sleeve in a rotational manner. The end of the sleeve, distal from the boss, forms a cutting edge circumscribing a circular region. An ejection rod slides reciprocally within the sample sleeve between a stowed position and an expulsion position. When the ejection rod moves from the stowed position to the expulsion position, it will extend past the cutting edge and expel any sample of material contained within the cutting sleeve. A user cuts a sample from a source material using the cutting blade of the apparatus when the ejection rod is in the stowed position. The sample is cut when the cutting blade engages contact against the sample and gentle downward pressure is applied while a finger trigger activates the electric drive to rotate the cutting sleeve. Alternately a user may cut a sample from a source material by engaging contact between the cutting edge of the tubular sleeve and the source material, applying downward pressure against the source material thereby activating the electric drive to rotate the tubular cutting sleeve. Once the source material has been cut it is simultaneously extracted and lodged within the tubular sleeve. The extracted sample remains lodged in the tip of the tubular cutting sleeve until the user actuates the ejection rod through the sleeve to the expulsion position to eject the sample of source material. Return actuation of the eject rod is comprised of a coil spring that biases the rod in the retracted stowed position.
Owner:GE HEALTHCARE BIO SCI CORP

Gunnery training stability evaluation device based on analysis of brain wave signals and balance sensors

The invention discloses a gunnery training stability evaluation device based on analysis of brain wave signals and balance sensors, which includes a brain wave signal analyzing unit, a shake monitoring unit, a wireless communication module and an information recording device, wherein the brain wave signal analyzing unit and the shake monitoring unit are connected with the information recording device respectively through the wireless communication module; the brain wave signal analyzing unit includes an electroencephalogram signal acquiring electrode, an electroencephalogram signal preprocessing module, a high resolution A/D (analog to digital) converter and a signal processing module that are all connected in sequence; and moreover, the shake monitoring unit includes a forefinger shake monitoring sensor, a middle finger shake monitoring sensor, a gun barrelfront shake monitoring sensor, a trigger micro-pressure monitoring sensor and a singlechip. With adoption of the gunnery training stability evaluation device, a coach can clearly analyze influences on shooting results by brain wave change data, finger shake parameters, finger triggering pressure parameters of a shooter, so as to regulate shooting behaviors of the shooter in a more targeted manner and achieve the purpose of improving the score rapidly.
Owner:SHANGHAI JIAO TONG UNIV

Wireless fingerprint alarm under body area network environment

The invention relates to a wireless fingerprint alarm under a body area network environment and particularly realizes that the identity and related information of alarm people can be rapidly positioned and queried under one-finger triggering, and prevents the misoperation and repudiation on the alarm. The wireless fingerprint alarm under the body area network environment comprises a microprocessor, a wireless transmission module, an environment perception module, a mobile communication module, a fingerprint identification module and an alarm device. The wireless fingerprint alarm under the body area network environment is characterized in that the wireless transmission module transmits the collected danger signals from nodes of the body area network or a host node on a human body to the microprocessor, when the information value exceeds the preset value set in the microprocessor, the microprocessor controls the alarm device to give an alarm and remind disease examination; when the alarm needs to be given, the fingerprint identification module collects and verifies fingerprint information, the environment perception module collects the surrounding environmental information, the fingerprint information and the surrounding environmental information are respectively inputted to the microprocessor, and the GPRS/GSM (general pocket radio service)/(global system for mobile communication) module is triggered by the microprocessor to transmit the fingerprint information and the environmental information to an emergency center service station.
Owner:JILIN UNIV

Method and system for realizing three-dimensional desktop shortcut bar switching

The invention provides a method for realizing three-dimensional desktop shortcut bar switching. The method includes the following steps: presenting a current shortcut bar and an adjacent shortcut bar in a mode of being folded by a certain angle, switching an event response area by a preset shortcut bar, presetting a step length threshold value that a finger triggers a shortcut bar switching event in a response area sliding screen, monitoring whether a step length value when the finger is in the response area sliding screen is larger than the step length threshold value or not, and if yes, triggering the shortcut bar switching event; acquiring a sliding direction of the finger; acquiring coordinate values of sliding of the finger, and converting into a rotating angle value among shortcut bars by a rolling machine according to the coordinate values of sliding of the finger; enabling a shortcut bar to rotate around a central axis between two shortcut bars according to the sliding direction of the finger and the angle value to realize interaction effect that the shortcut bars respond to sliding of the finger to be in polygonal rotating switching. By the method, desktop shortcut bar switching is enabled to interact with operation of a user well, so that user experience is improved. The invention further provides a system for three-dimensional desktop shortcut bar switching.
Owner:GUANGZHOU JIUBANG DIGITAL TECH

Electric water-series fire extinguishing gun

The invention discloses an electric water-series fire extinguishing gun. The electric water-series fire extinguishing gun comprises a handheld gun shaped housing, and a built-in type liquid storing device which is arranged in the handheld gun shaped housing, wherein the built-in liquid storing device comprises a flexible deformable liquid bag and a damming preventing dredging device; the damming preventing dredging device comprises a dredging pipe which passes through the flexible deformable liquid bag, and damming preventing rods which are arranged at the upper part and the lower part of the dredging pipe; water holes positioned in the inner side of the flexible deformable liquid bag are closely distributed in the dredging pipe; a movable power supply, an electric water pump and a controller are arranged in the handheld gun shaped housing; the movable power supply is connected to the controller, and the controller is linearly connected to the electric water pump. According to the aforementioned above, the electric water-series fire extinguishing gun has the advantages that the special flexible deformable liquid bag is adopted, so that the utilization rate of a liquid extinguisher can be increased, and the effective jetting distance is greater than 8 meters; a single-finger trigger is simple and convenient to operate; the fire extinguishing work is efficient, and the maintenance is convenient.
Owner:中达元科技(南通)有限公司

Multifunctional finger-wearing equipment capable of simulating mouse

Multifunctional finger-wearing equipment capable of simulating a mouse comprises three independent finger-wearing devices which can be worn at finger tips or in the middle of fingers. The finger-wearing equipment is provided with two wearing manners: worn at the finger tips and worn in the middle of the fingers. The finger-wearing equipment comprises equipment bodies and wearing fixing portions. Each of the finger-wearing devices comprises a single chip, a fastening belt, a pressure sensor set, a gravity inductor, a wireless communication module, a cursor movement module and a groove for battery assembling and disassembling, wherein the single chip is positioned inside the equipment body, the fastening belt is positioned between the equipment body and the wearing fixing portion and connecting the two, the pressure sensor set is positioned on the inner side of the fastening belt, the gravity inductor is positioned in a cuboid of the wearing fixing portion, the wireless communication module and the cursor movement module are positioned inside the equipment body, and the groove for battery assembling and disassembling is formed in the equipment body. During mouse simulating, the finger-wearing devices are worn on three fingers respectively in a certain wearing manner, and each finger triggers a mouse button and matches with waggling to operate the finger-wearing equipment.
Owner:HAINAN UNIVERSITY

Ultrathin vein identification device for door lock

The invention discloses an ultrathin vein identification device for a door lock. The ultrathin vein identification device comprises a sealed cavity and a controller which is black inside and does not reflect. The upper part of the sealed cavity is provided with several near infrared light emitting diodes connected with the controller. A vein identification area provided on the sealed cavity is an inclined plane. The sealed cavity is provided with an oblique filter; and the vein identification area is provided with a finger trigger board, the finger trigger board and the controller phase are connected. A vertical reflector is arranged on the inner sidewall of the sealed cavity. The sealed cavity is provided with a camera. The camera is connected with the controller; the camera is located at the lower right side of the vertical reflector; the oblique filter, the vertical reflector, and the camera form an imaging path. The ultrathin vein identification device utilizes the principle of optics, extends the path of light, shortens the distance between the vein and the lens, and changes the direction of the finger placement to achieve the aim of miniaturizing and reducing the depth of the module, and is very suitable for door locks, safes and the like products.
Owner:福建省宜品生物科技有限公司

Wireless Fingerprint Alarm in Body Area Network Environment

The invention relates to a wireless fingerprint alarm under a body area network environment and particularly realizes that the identity and related information of alarm people can be rapidly positioned and queried under one-finger triggering, and prevents the misoperation and repudiation on the alarm. The wireless fingerprint alarm under the body area network environment comprises a microprocessor, a wireless transmission module, an environment perception module, a mobile communication module, a fingerprint identification module and an alarm device. The wireless fingerprint alarm under the body area network environment is characterized in that the wireless transmission module transmits the collected danger signals from nodes of the body area network or a host node on a human body to the microprocessor, when the information value exceeds the preset value set in the microprocessor, the microprocessor controls the alarm device to give an alarm and remind disease examination; when the alarm needs to be given, the fingerprint identification module collects and verifies fingerprint information, the environment perception module collects the surrounding environmental information, the fingerprint information and the surrounding environmental information are respectively inputted to the microprocessor, and the GPRS / GSM (general pocket radio service) / (global system for mobile communication) module is triggered by the microprocessor to transmit the fingerprint information and the environmental information to an emergency center service station.
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