277results about How to "Protect normal use" patented technology

An equipment enclosure for housing electronic components includes a front assembly having a front frame, the front assembly defining a front of the enclosure, and a rear assembly having a rear frame. The enclosure further includes at least two side brace members, each side brace member having a first end and a second, opposite end. A first connector is configured to releasably connect the first end of one of the side brace members to the front frame. A second connector is configured to releasably connect the second end of the one of the side brace members to the rear frame. Other embodiments and methods are further disclosed.

A protection cover for a portable terminal preferably includes a rear cover, on and from a surface of which the portable terminal is mountable and removable, and a front cover pivotally coupled to the rear cover to open or close access to the portable terminal mounted on the rear cover. Friction members may be provided on at least one of the rear cover and the front cover, respectively, in which the front cover is disposed at a predetermined angle with respect to the rear cover while facing another surface of the rear cover to support the friction members on a planar surface, thereby opening the portable terminal and cradling the portable terminal inclinedly with respect to the planar surface. The protection cover provides both a cradle and a cover in one device.

The invention relates to an antenna housing and provided a combined antenna housing. The combined antenna housing comprises an arc-shaped housing body (1) and a steel base (2) in a hollow cylindrical structure, wherein the steel base (2) is located on the lower portion of the arc-shaped housing body (1), and the arc-shaped housing body is in a sandwiched composite structure. Compared with existing products, the combined antenna housing has the advantages of being good in electromagnetic permeability and high and low temperature shock resistance and capable of protecting antennas to be used in severe weather such as sand, high wind and humid rainy climate and in regions with large temperature differences.

Erosion- and impact-resistant ceramic coatings suitable for protecting surfaces subjected to collisions with particles, including nominally round particles that typically inflict impact damage and more aggressive irregular-shaped particles that typically inflict erosion damage. The ceramic coating is formed to have one of three compositions: at least one layer of titanium aluminum nitride (TiAlN) having a thickness of about 25 to about 100 micrometers; multiple layers of chromium nitride (CrN) and TiAlN, each layer having a thickness of about 0.2 to about 1.0 micrometers to yield a total coating thickness of at least about 3 micrometers; and at least one layer of titanium silicon carbonitride (TiSiCN) having a thickness of about 15 to about 100 micrometers. The ceramic coating preferably has a total coating thickness of up to about 100 micrometers, and is deposited by a physical vapor deposition process to have a columnar and/or dense microstructure.

The invention relates to a noise damping headset comprising at least one microphone and at least one ear phone intended to be connected via electrical conduits, preferably wires, to a transmitter and a receiver, preferably a mobile telephone, a communication radio or the like for communication between persons. The microphone consists of throat microphone for direct or indirect contact against the skin around a throat, the equipment mainly being sound tightening for sounds, coming from outside, from emerging into the throat microphone and the ear phone comprises a funnel-shape for inserting the same into the auditory canal of a person's ear, the outer limiting surfaces of the funnel-shape being sound tightening against the walls of the auditory canal, the sound coming from outside being prevented from emerging into the auditory canal, whereby a communication between said persons can be held without being disturbed in a greater extent of the sound coming from outside.

An orbital welding device for forming a circumferential weld bead to engage adjoining segments of pipe is provided. The device features an annular track ring having an opening for engagement around the pipe. A travel carriage rotationally engaged with the annular track ring has a first motor for rotating the travel carriage and an engaged welding head around the pipe for forming a weld thereon. A second motor is provided to adjust a distance of the welding head from the pipe.

An adjustable, portable, personal table system for one person that holds a plate and a drink container. More specifically, the invention is directed to an adjustable, portable, personal table system fashioned with a wire base, plate holder and cup holder components, a central tubular stanchion, and a securing component connected to said stanchion for engaging a ground surface.

Disclosed is a synthesis suitable for large scale manufacture of novel compounds that are partial and full A₁ adenosine receptor agonist having the structure of Formula I:

wherein R is optionally substituted phenyl, that are useful for treating various disease states, in particular tachycardia and atrial flutter, angina, and myocardial infarction.

An additive is fed in a tube which is connected to a pipe for feeding a polymer solution, and a nozzle is provided in a front end of the tube. On a front end of the nozzle, a slit like slit is formed so as to extend in a diameter direction of the pipe. The front end is almost perpendicular to an upstream end of the nearest element of a static mixer. When the additive is added to the polymer solution through the slit, the additive is separated enough from a forward side of the static mixer, and the addition is made without rotation of the additive. Thus the mixing and stirring of the polymer solution and the additive is effectively made.

The invention discloses an application authorization method, an application authorization system and an intelligent television based on human face identification. The application authorization method based on the human face identification comprises that the intelligent television prompts a user that whether human face authorization binding to an application is conducted or not when the intelligent television is installed with the application and sets the application to an authorization application when an instruct of conducting human face authorization binding to the application by the user is received; a camera device is turned on, an authorized human face is captured, an authorization file is generated according to the captured authorized human face, and the authorization file is stored in a memorizer or a server; and when the application is started up, the application conducts capturing to the face of the user, verifies the captured human face according to the authorization file and authorizes the user to use the application when the verification passes. The application authorization method, the application authorization system and the intelligent television based on human face identification effectively resolve the problem of authorization usage of private applications of the intelligent television, strengthen data safety of the intelligent television and the verification of starting the application, can protect the usage of the private applications well, and ensures the safeness of user data.

The invention provides a device and a method for CT (Computed Tomography) scanning of a low-temperature sample and belongs to the technical field of non-destructive testing. The device is used for cooling a sample to be scanned in a closed X-ray shielding room to realize low-temperature fidelity of the sample. In order to reduce absorptive attenuation of X rays, liquid nitrogen which is easy to gasify at a room temperature and a room pressure is used as a refrigerating agent; a gasification spraying head is used for spraying the sample from top to bottom; the low temperature and a lot of gasification latent heat of the liquid nitrogen are utilized to realize refrigeration. The liquid nitrogen spraying power is gas pressure of a high-pressure nitrogen bottle and the refrigeration amount is controlled by liquid nitrogen spraying pressure and flow. In order to prevent the situation that the inner parts of an X-ray emission device and a CT room are dewed due to a great temperature difference, a semi-closed separation box is designed above a CT objective table and the liquid nitrogen is used for carrying out temperature control on the sample in the separation box; meanwhile, the gasified liquid nitrogen is discharged out of the CT room by a pipeline below the separation box. A vacuum heat-insulating pipe is adopted as a liquid nitrogen conveying pipeline so that the liquid nitrogen is not gasified in a conveying process and is prevented from being dewed.

The invention discloses a centralized cooking oil fume treating and recycling system which comprises an early-stage pretreatment unit, an electrostatic purification oil removal unit with a pump oil removal function, a later-stage air purification unit and an exhaust fan, wherein the early-stage pretreatment unit, the electrostatic purification oil removal unit, the later-stage air purification unit and the exhaust fan are sequentially connected through pipelines along the oil fume running direction; the electrostatic purification oil removal unit comprises a high voltage electric field generating area, a high voltage cathode electrode, a high voltage anode electrode, an oil pump, a hydraulic pressure gauge and a detachable collection container; the high voltage electric field generating area is formed in an oil fume inlet of the electrostatic purification oil removal unit; the high voltage cathode electrode and the high voltage anode electrode are vertically opposite to each other; the high voltage anode electrode is connected with the hydraulic pressure gauge, and oil on the high voltage anode electrode can be discharged into the collection container through the oil pump along the pipeline. Energy in the waste oil fume is utilized to the greatest degree when an electrostatic treatment device is not required to be detached, so that the device is simplified, and the aims of energy conservation and environment friendliness are achieved.

The invention discloses an automatic pressure control device capable of preventing explosion of a hot water bottle constantly. The automatic pressure control device disclosed by the invention is characterized in that a pressure reduction cabin is arranged outside a bag body of a common hot water bottle, and the pressure reduction cabin and the bag body are connected through a pressure controller; the pressure controller comprises a tube-shaped shell, a ball baffle cover, and a sealing ball, a piston and a spring which are arranged in the shell; a vent hole and an air inlet are formed at the tail end of the shell and the ball baffle cover, respectively; an air bleeding valve is arranged on the pressure reduction cabin; under a normal state, the sealing ball baffles the air inlet on the ball baffle cover which is connected with the shell under action of the spring, and the pressure controller is in a closed state; when pressure intensity in the hot water bottle body is increased to a rated value due to heating or an external force, the sealing ball is pushed away from the air inlet, air or redundant liquid in the bottle enters the pressure controller from the air inlet, then enters the pressure reduction cabin via the vent hole, and is finally discharged at the air bleeding valve till internal pressure and external pressure are balanced, and the air inlet is sealed again by the sealing ball due to action of the spring. The automatic pressure control device disclosed by the invention has the greatest characteristics of being capable of controlling pressure intensity in the hot water bottle to be within a safe range constantly so as to ensure safety of a user.

The invention relates to the technical field of concrete comprehensive strength detection equipment, in particular to comprehensive strength detection equipment of a concrete test block. The comprehensive strength detection equipment of the concrete test block comprises a support frame, a pressure bearing mechanism, a pressurization mechanism, a clamping mechanism, a debris collection box and a transmission mechanism, wherein the pressure bearing mechanism and the pressurization mechanism are respectively arranged at two side walls, opposite to each other, of the support frame, the pressure bearing mechanism comprises a first shockproof device and a pressure bearing plate, the pressure bearing plate is connected to the side wall by the first shockproof device, the pressurization mechanismcomprises a pressurization plate, a hydraulic device and a second shockproof device, the clamping mechanism comprises a sliding rail, a sliding block, a driving motor and a fixture, the debris collection box is arranged on ground below the clamping mechanism, and the transmission mechanism comprises a first transmission device and a second transmission device. Compared with the prior art, the comprehensive strength detection equipment has the advantages that the labor intensity of a detector is reduced, the equipment can be effectively prevented from being damaged, and concrete residue is convenient to clear.

A method for protecting a network configuration set up by a spanning tree protocol, STP, by selecting one of a plurality of bridges (2 to 11) of a computer network (1) as a root bridge (2) and by selecting one of a plurality of bridge ports (2a to 11a, 3b, 4b, 6b, 7b, 9b, 10b) of each of the plurality of bridges (2 to 11) as a root port (2a to 11a), the method comprising the steps of: setting a sub-state of at least one bridge port (2a to 11a, 3b, 4b, 6b, 7b, 9b, 10b) of at least one of the bridges (2 to 11) to an active sub-state in case that bidirectional traffic passes through the bridge port (2a to 11a, 3b, 4b, 6b, 7b, 9b, 10b), receiving an STP message, in particular a Bridge Protocol Data Unit, BPDU, in one of the bridge ports (2a to 11a, 3b, 4b, 6b, 7b, 9b, 10b) being in the active sub-state, and protecting the network configuration by discarding the STP message and/or by sending an alarm message to a network management unit (27) in case that the STP message indicates a change of the root bridge (2) of the network configuration.

A packaging container is provided for shipping and the like that includes reinforced corners that utilizes rigid metal or plastic inserts housed in an internal, or external receiving slot.

The invention discloses a learning glasses for automatically adjusting focus, which has a picture frame, and a pair of lens accommodation spaces in the picture frame, a lens module with an adjuster is incorporated in each lens accommodation space, and a power supply and the adjuster are formed in the picture frame Electrically connected to adjust the focal length of the lens module. There is an environmental sensor in the frame to obtain the value of the distance of the mirror object and the brightness of the light and send it to a controller. The controller calculates the focal length adjustment according to the preset personal viewing standard Send it to the adjuster to adjust the lens module, so that the user can obtain the best visual clarity; the viewing reference is the data obtained through the optometry of different ages, different distances, and different diopters under different light brightnesses. The memory is used for the controller to verify according to software readout; wherein the controller is connected with a learning sensor arranged on the mirror frame. The self-adjusting focus learning glasses of the present invention solve the problem of frequently readjusting the focus manually.

The invention relates to an automotive liquefied natural gas cylinder, and provides a liquefied natural gas cylinder integrating a low-temperature pump. Through redesign and reasonable allocation of a support sleeve of the low-temperature pump, the low-temperature pump can be stably arranged, and the heat leakage can be effectively reduced. The automotive liquefied natural gas cylinder comprises a housing, an inner tank and a low-temperature pump, wherein a heat-insulating space is formed between the housing and the inner tank; the inner tank respectively penetrates through a front-end support device, a low-temperature pump sleeve device and a rear-end support device and is connected to the housing; the low-temperature pump sleeve device comprises an inner side sleeve and an outer side sleeve; the inner side sleeve is of an integral structure; a flange plate is arranged on the upper part of the inner side sleeve; a base is arranged on the lower part of the inner side sleeve; a heat-insulating layer is formed between the flange plate and the base on the outer wall of the inner side sleeve; the bottom of the outer side sleeve is welded with the base on the inner side sleeve; and the low-temperature pump is fixedly arranged on the flange plate.