1167results about How to "Safe installation" patented technology

A case for a bar type mobile electronic device is provided. The case includes a main body and an auxiliary body. The main body includes a periphery part and guide parts. The periphery part wraps the sides of the mobile electronic device. The guide parts cover parts of the front and back of the mobile electronic device. The guide parts are extended in the direction where the mobile electronic device is located at both opposite edges of the periphery part. The auxiliary body wraps the outer surface of the periphery part. The auxiliary body applies pressure to the main body in the direction of the mobile electronic device. The auxiliary body assists the main body to couple to the mobile electronic device, so that the case cannot be easily removed from the mobile electronic device and can protect the mobile electronic device from scratches and external impact.

A UV sterilizing humidifier includes a water box body provided with a water-storing box bored with a water inlet fixed with a first silica tube connected with one end of a glass tube having another end connected with a second silica tube, which is connected with the inlet tube of the water-storing tank of a main body. The water box body is installed with a UV sterilizing lamp positioned under the glass tube and having its circumference provided with an isolating layer for preventing UV light from transmitting to the outer environment. The water box body further has an atomization chamber for receiving atomized substance. A main body is disposed with a water-storing tank for storing a proper amount of water, an oscillator for atomizing the water inside and a detecting element for detecting the water amount therein for insuring safety of using the humidifier.

A metal fixture assembly for installation of vertical sidings to fix the siding to a furring, which is capable of providing a construction of the installation having excellent appearance and weathering, and a method using the metal fixture assembly to facilitate the installation. A metal fixture assembly for installation of a vertical lower siding and a vertical upper siding vertically adjacent to each other on a furring is positioned therebetween. The metal fixture assembly includes a fastening metal fixture to be fixed to the furring, an upper metal fitting provided between the fastening metal fixture and the upper siding and fittingly fixed on a bottom portion thereof, and a lower metal fitting provided between the fastening metal fixture and the lower siding and fittingly fixed on a top portion thereof. The fastening metal fixture has a fixing part to be fixed to the furring, a supporting part projecting from the fixing part to support the lower and upper sidings, an upper locking part provided between the fixing part and the supporting part and locking the upper metal fitting thereto, and a lower locking part provided between the fixing part and the supporting part and locking the lower metal fitting thereto.

The invention relates to optical fiber cables and, more specifically, to an optical fiber cable especially suited for blown installation or pushing installation in microducts of small diameter. An exemplary microcable for installation in small microducts has an outer sheath as buffer tube that holds a plurality of optical fibers without a layer of strength elements stranded around the outer sheath, which is made of one single thermoplastic material.

In one embodiment, a universal electrical module is provided that facilitates the quick and safe installation of different types of electrical devices in an electrical box by enabling a technician to simply insert prongs extending from the electrical devices into matching slots on a first face of the universal electrical module. The universal electrical module is connected to the hot, ground and neutral wires of the building circuit by means of a bus on a second face of the module, and may be produced in different sizes to support one or more electrical devices. Additionally, meter reading slots may be provided on the first face to enable meter reading from the front face of the module. In another embodiment, an electrical device is provided that comprises a plurality of prongs extending from the device, wherein each of the prongs is structured to mate with a slot on an electrical module.

A wind turbine blade having two shell portions bonded together to form a wind turbine blade having an interior space having an axial length. A web disposed between the shell portions in the interior space and extending substantially the axial length thereof. Lightning receptors are disposed on the shell portions and a conductor is disposed in the interior space. The conductor is configured to contact the lightning receptors. One shell portion of the two shell portions has a removable section, e.g. a plug, receptor or panel, to provide access to the opposite conductor. A cable mounted on the web is configured to extend substantially the axial length of the wind turbine blade and is in electrical contact with the conductor.

An integrated security system operating over a network includes a network security controller coupled to the network having a relational database including portal objects and related resources represented in at least one table in the relational database. The system further includes at least one network node having a local database coupled to the network adapted to receive predetermined resource information from the relational database, an event generator coupled to the local database to provide at least one portal event in response to the predetermined resource information received by the local database, and a finite state portal controller coupled to the network and the event generator for providing at least one of an action and a global event in response to the at least one portal event.

In a spring-loaded curtain mount, the mount includes a pole interface at a proximal end, a compressive mechanism, and a head at a distal end. The pole interface is adapted to receive the end of a standard length adjustable pole or a painter's pole. The compression mechanism is disposed between the proximal end of the mount and the head. The mount includes a coupling device adapted to receive a portion of a curtain. During installation, the curtain mount is coupled to the end of an extension pole and the length of the pole is adjusted such that the combined length of the pole and mount is slightly longer than the distance between the floor and ceiling. At ground level, a portion of the curtain is attached to the head of the curtain mount. The curtain and mount are raised to the ceiling and the mount and pole are compressed between the floor and the ceiling. This compressive force operates to urge the head toward the ceiling, securing the mount in place.

Provided is a method, system, program, and data structure for determining patches to apply to a computer system, wherein the patch includes content to add to the computer. A realization list of realization identifiers corresponds to realizations associated with the computer, wherein each realization defines a state of the computer. A realization database includes realization objects, wherein each realization object is uniquely identified by a realization identifier of one realization and includes a patch list indicating those patches whose installation relates to the computer state defined by the realization. The patch lists are accessed from the realization database for those realization objects whose realization identifiers match the realizations identifiers on the realization list. A determination is made of all the patches on the accessed patch lists. A determination is made from the determined patches on the accessed patch lists those patches that are capable of being installed on the computer.

The invention discloses a dry-hanging structure of a stone curtain wall, which comprises a curtain wall frame, a beam, a stone plate and a dry-hanging element fixed between the beam and the stone plate, wherein the dry-hanging element is formed by connecting a hanging seat fixed on the beam and a hanging element fixed on the stone plate; a lateral part of the hanging seat extends outwards to form a hook with an upward hook mouth; and the end part of the hanging element on the stone plate is in hooking fit with the hook. The dry-hanging structure of the stone curtain wall is characterized in that: a joint between the hanging element and the hanging seat is provided with a bolt which is used for adjusting the height deviation of the plate; the hanging seat is provided with a long hole which is used for adjusting length deviation; and the inside of the long hole is provided with a fixing element for fixedly connecting the hanging seat and the beam. The stone plate in the dry-hanging structure of the stone curtain wall can be separately replaced, the installation is convenient and secure, and the cost and the installation charge are saved, thus the dry-hanging structure of the stone curtain wall has good promotion value.

The invention provides an intelligent shoe system. A plurality of new functions and intelligent applications are added to common shoes / shoe type materials through combination of an intelligent module and the common shoe type materials; and use experience of the shoes / shoe type materials is improved. Particularly through practical research on an intelligent information system and a wireless communication system, the intelligent shoe system solves the main problems that the common shoe type materials cannot realize remote and close-range wireless intelligent information management function. By using the intelligent shoe system, a user can know the information such as the working state, the working environment and the position of the intelligent shoes remotely and in real time, so that the user can share the position at any time, monitor the shoe using environment in real time or know whether a person who wear the intelligent shoes encounters danger. The invention also provides a set of efficient intelligent shoe system realization method and a connection application method.

A light source module includes: a light source unit including a plurality of light-emitting diodes (LEDs) electrically connected to each other; a characteristic setting unit for setting characteristic information on electrical characteristics of the LEDs; a first pin base having a first electrode and a second electrode; and a second pin base having a third electrode and a fourth electrode, wherein a direct current (DC) voltage supplied from a lighting apparatus is applied between the first electrode and the second electrode or between the third electrode and the fourth electrode, a constant voltage is supplied to an anode side of the LEDs of the light source unit, and the characteristic setting unit is connected between the first and second electrodes and / or between the third and fourth electrodes.

A self-contained radio frequency (RF) wireless communication device (100) comprising an explosion-proof housing (110), an internal electronic system for the conversion of radio wave and conducted electrical signals, and an internal antenna system located within a non-metallic portion (130) of the housing for collecting and emitting radio wave energy. The antenna system enables the wireless communication device (100) to safely collect and emit radio wave energy using one or more optimally configured antenna resonators (351), with each antenna resonator differing each other antenna resonator by at least one attribute in a group of attributes comprising: frequency response, field polarization, and wavelength spatial diversity.The present invention is a self-contained RF wireless communication device that provides data communications between two or more devices for the supervisory control and / or data acquisition of actuators, sensors, transducers, gas detectors, and other devices located in explosive hazardous locations without the need of installing one or more external antennas, one or more antenna connectors, excessive conduit connections and seals, and the like, whereby reducing system installation components count and eliminating conduit connections, furthermore reducing the probability of system-level failures caused by lower-level faults of components and conduit connections, resulting in a less expensive and safer electrical equipment installation.

A self-attaching female fastener such as a pierce nut having an annular pilot, an annular flange surrounding the pilot and an annular groove in the flange bearing surface surrounding the pilot, wherein the bottom wall of the groove includes wedge-shaped recesses dividing the groove bottom wall into segments having parallel sides defined by the adjacent wedge-shaped recesses and the inclined outer wall of the pilot is deformed radially during installation to entrap and compact panel metal in the groove forming a sealed secure installation having improved push-off and anti-rotation strength.

The invention relates to distributed photovoltaic power optimizers and a control method. When series connection and parallel connection of photovoltaic modules are mismatched due to factors such as partial or intermittent shielding or aging of photovoltaic arrays, the control method is more obvious in effect. The control method is characterized in that after directly attached to photovoltaic modules, the power optimizers are connected through a series connection framework, and the power optimizers in the series connection framework firstly obtain voltage signals and current signals of the photovoltaic modules connected with the power optimizers and directly perform maximum power tracking on the single module, so that the photovoltaic modules output maximum power, and results are transmitted to a central controller. The central controller receives the maximum power calculated by each optimizer, voltage and current conditions of the shielded modules are monitored, and the voltage and current output by all the modules are coordinated through calculation. The control method not only can ensure that each photovoltaic module works at an optimal working point, but also can enable setting of bus voltage to be more flexible and stable, and the system can serve as a direct-current power supply and also be used for an independent or grid-connection photovoltaic system.

The gas monitoring system may include a gas line, an oxygen sensor, a filter, a pump, a indicator, and a controller. The gas line is configured to convey gas from a space configured to receive inert gas to a location remote from the space. The oxygen sensor is fluidly coupled to the gas line at the location. The oxygen sensor is configured to determine a partial pressure of oxygen present in the gas. The filter is fluidly coupled to the gas line between the space and the location. The filter is configured to remove combustible contaminants from the gas before it reaches the oxygen sensor. The controller is electrically coupled to the oxygen sensor and to the indicator. The controller is configured to activate the indicator when the partial pressure of oxygen exceeds a predetermined level.

A gunsmithing fixture for use with an upper receiver, including an upper portion having an upper body portion, wherein the upper body portion comprises a partially cylindrical portion and a rib portion, and wherein the upper body portion includes a groove formed along the central longitudinal axis of at least a portion of the upper body portion; and a lower portion having a lower body portion, wherein the lower body portion includes a protrusion extending from at least a portion of the lower body portion, wherein the lower body portion comprises a front receiver lug recess and a rear receiver lug recess; wherein the groove of the upper body portion is formed so as to slidably mate with the protrusion of the lower portion, such that the upper body portion can be secured to the lower body portion via slidable interaction of the groove and the protrusion.

The multipurpose medical wrap serves as a dressing, covering, splint holder, and / or various other emergency medical uses. The wrap includes a central pad having two layers of material defining a plurality of internal s pockets therebetween for the insertion of various treatment packs and / or splints therein. The pad includes a relatively soft sheet to protect the area to which it is applied, and a relatively thin, non-insulating sheet that allows the pad to be reversed for use in applying hot and cold packs and the like. An end flap extends from each end of the central pad for additional protection and / or treatment. A plurality of laterally overlapping straps extends from each side of the central pad. Corresponding opposite straps are interwoven to secure the wrap to the body, some straps being used to form a sling and / or torso securing swath when the wrap is used as an arm treatment.

A ceiling fan comprising: a fan motor and blade assembly, a mounting tube for suspending the fan motor and blade assembly from a ceiling, and a power supply mounted within the mounting tube configured to power the fan motor. Also a ceiling fan comprising a moulded stator frame, a raised turret integrally moulded within the frame configured to enclose and mount a motor controller, and an external user changeable auxiliary module. Also ceiling fan comprising: a totally enclosed safety extra low voltage fan motor assembly configured to be suspended from an upper side, and a sealing arrangement within the assembly providing a substantial degree of ingress protection against dust and water incident from at least an under side. Also a method comprising providing a ceiling fan comprising moulded stator frame, and mounting an external user changeable auxiliary module to a raised turret integrally moulded within the frame.

A linear light-emitting diode (LED)-based solid-state universal lamp comprising integrated arc and shock prevention switches normally operates with either an electronic ballast or AC mains. When such a universal lamp is installed in or uninstalled from a linear tube lamp fixture, the integrated arc and shock prevention switches can work with an electronic ballast to prevent electric arc from occurring inside the lamp, thus eliminating any possible internal fire hazard while maintaining electric shock free for installers.

An electronic pen comprises a writing means (7) which extends into the interior of the pen, a guiding element (9) for the writing means (7), a sensor (15a) for recording images and an image processor (30) for calculating positions of the pen based on said images. The sensor (15a) is part of an imaging detector unit (15). The guiding element (9) and the detector unit (15) are arranged in a common mounting part (5) which is fixedly mounted in the interior of the pen. In such a pen, it is possible to minimize the tolerance chain between the components that convert a pen stroke on a base into a sequence of positions. This enables serial production of the pen with a small number of rejects.

Systems, methods and apparatuses for airport safety areas, runways and taxiways is provided. Various attachment systems for installing a synthetic covering are described. The use of artificial turf as well as various embodiments for a suitable synthetic matting for the installation are also described. Also, solar energy, heating and fire suppression systems are disclosed. A method of financing the turf system is also described using a synthetic covering with advertising.

A tool installs barb emitters in irrigation tubing. The tool has a cradle which receives irrigation tubing and a punch mounted opposite the cradle. The punch has a first cylinder and a second cylinder telescopically received within the first cylinder. The first cylinder has a cap at the upper end and an annular ring extending inwardly from to partially occlude the lower end. The second cylinder includes a second cap at the upper end which slidably engages the first cylinder and is resiliently urged by a spring against the annular ring. The cap has a punch holder extending downwardly therefrom. A needle has a sharp tip extending downwardly from the punch holder through the second cap to a point within the second cylinder when the spring is fully extended and beyond the second cylinder when the spring is fully compressed. One of the jaws has a knife blade extending from the other end thereof opposite. The of the jaws defines a semi-circular concave anvil at the other end. The anvil has an axially extending slot therein which receives the cutting edge of said knife blade when the handles are closed together.

An improved paint cup structure of a paintball gun designed according to the assembling of a paint cup and a paint connector of the paintball gun comprises a pair of paint cup embedding guide ribs with a guide inclination and installed at the exterior of an outlet pipe at a lower end of the paint cup, a pair of guide slots corresponding to the embedding guide ribs and formed from the top of an internal wall of the paint connector, and a pair of embedding latch slots with a guide inclination and extended laterally from the bottom of the guide slot, such that the paint cup can be mounted or removed, and the embedding guide ribs of the paint cup together with the guide slots of the paint connector and an embedding latch slot to obtain a quick and convenient assembling or disassembling and maintain a good positioning effect.

The invention belongs to the field of online monitoring of transformers, and particularly relates to a device and a method for monitoring the grounding current of a transformer core / clamp based on wireless communication. A straight-through current transformer and a device working circuit board are arranged in a shell. The upper part of the shell is connected with a housing top cover. A display screen is arranged on the housing top cover, and is connected to a controller. An external wireless communication module antenna is led from the shell. The device and the method can be used for monitoring data in real time, have functions of current ultralimit alarming, data information storage, system clock synchronization, parameter configuration and the like, and can be widely applied to the online monitoring of the grounding current of a core / clamp of electric equipment such as a transformer and a reactor, possible failures can be timely discovered, and the routing inspection work of an operator can be reduced or replaced.