50results about How to "Protect the interior" patented technology

An adjustably opaque film, including substantially flexible/transparent confining films and light transmission control layers, is provided. The inner surfaces of the first and second confining films form a confined space layer with substantially constant thickness. The adjustably opaque film is applied on a window panel which is already installed like a regular window pane on a building or an automobile. The film is not sandwiched between two window panels or panes. The film is adapted to be applied on a surface of window panels. The film is substantially flexible enough to be able to be easily handled and applied on the window panel in conventional construction site conditions. The interval between the first and second confining films is from about one (1) millimeter to about two (2) millimeters, which is an important point along with the flexibility.

The invention relates to a spindle motor, comprising an electric motor having a rotor connected to a threaded spindle, the thread of which is engaged with a thread of a spindle nut connected to a piston rod, wherein the spindle nut, along with the piston rod, is axially guided in a housing part, a guide part is connected to the spindle nut and piston rod for axially guiding the same, and wherein the threaded spindle is mounted by means of a bearing in the housing part or in a second housing part connected to the first housing part, a cooling channel being configured in the housing part, in particular a cooling channel which extends in the circumferential direction.

The invention relates to a construction machine, especially a road construction machine, comprising a machine frame and a chassis carrying the machine frame with several wheels, with at least one of the wheels being connected with the machine frame via a height-adjustable lifting column and the lifting column comprises a distance measuring device for measuring the adjustment of the lifting columns with a sensor. The invention further relates to a method for controlling and/or monitoring the working depth of a working device for processing the ground arranged on a height-adjustable construction machine, especially a road construction machine.

A biometric feature recognition apparatus and an electronic device having the biometric feature recognition apparatus are disclosed. The biometric feature recognition apparatus includes: a chipset; a dielectric cover plate located above the chipset; and a first conductor group located above the dielectric cover plate, where the first conductor group and the chipset are interconnected, and the first conductor group provides a pulse signal to a user finger when the finger is in contact with the biometric feature recognition apparatus. The biometric feature recognition apparatus has advantages of a high integration density and low subsequent manufacturing difficulty, and can be made into a super thin structure and therefore has great ornamental value. Moreover, interior of the biometric feature recognition apparatus can be protected, and is highly secure.

A lighting and/or signalling device arranged so as to provide at least a first photometric function and a second photometric function, wherein the device comprises at least one moveable element on which at least the first photometric function is installed and the movement of which is subject to the operation of the second photometric function.

A liquid propelled rocket engine comprising a unique pintle injector, radial injector plate and ablative insert to improve combustion stability and reduce harmonic disturbance within the chamber. The injector plate is generally in the shape of a ring surrounding a combination spud and pintle injector, the two allowing at least one liquid propellant and one liquid oxidizer to be injected into the chamber. The injector plate has an array of injectors for injecting liquid propellant into the chamber and a series of cavities within allowing the harmonic disturbance to be damped and providing a more stable combustion environment. The number of cavities and the unique pintle injector's length and width are chosen to reduce harmonic disturbance in the longitudinal, radial and lateral modes. A method for designing engine components and tuning harmonic frequencies within a combustion chamber is also disclosed.

A handle for the ramrod of a muzzle loading firearm which has storage means for the ramrod on its barrel is releasably attached to the ramrod and movable between a first locked position wherein it is coaxial with the ramrod and a second locked position wherein it is perpendicular to the ramrod, the handle having a seating surface which allows it to be stored on the firearm barrel regardless of the cross sectional shape of the firearm barrel.

A mobile terminal includes a first frame, a second frame movable from the first frame in a first direction, a third frame movable in the first direction with respect to the second frame, a flexible display including a first region coupled to the first frame, a second region coupled to the third frame, and a third region bendably disposed between the first region and the second region, and a display frame bendably coupled to a rear surface of the third region. The second frame includes a side portion positioned facing in a third direction perpendicular to the first direction and a guide rail formed on the side portion. The display frame has a guide hook inserted into the guide rail. Even when the display is extended, the mobile terminal keeps the display flat such that the display unit is prevented from being separated or sagged from the frame.

A bearing assembly (20) for use in a medical, surgical, or dental handpiece (10) that enables spindle rotation for a supported rotary tool (36) at high speeds. The bearing assembly (28) incorporates annular gap shields (50, 54) at each axial end to prevent contaminate ingress and to retain lubricating grease within the bearing assembly (28) to avoid re-lubricated after each use or sterilization cycle.

Disclosed herein is a tunnel light fixture that comprises an improved hinge-coupling mechanism to couple a body and a cover of the light fixture, and has an efficient packing structure capable of increasing the shielding efficiency between a lamp and a ballast to provide improved endurance and safety, and the tunnel light fixture comprises the body and the cover, and the body comprises a hinge-receiving part integral to the body and including a pair of shaft- receiving guides having a shaft groove, and a strut between the pair of shaft-receiving guides, and the cover comprises a hinge-inserting part integral to the cover corresponding to the hinge-receiving part and including a rotational bar having a strut recess formed at an intermediate portion of the rotational bar and a shaft extending from both sides of the rotational bar.

The invention discloses an equal-length cutting device for a steel plate, and relates to the field of building material processing. The equal-length cutting device comprises a horizontal workbench, a clamping part arranged on the horizontal workbench and capable of moving left and right, and a drive part used for driving the clamping part to move left and right on the horizontal workbench, wherein a graduated scale is arranged at one end close to the top of the horizontal workbench, of the side surface of the horizontal workbench. The equal-length cutting device disclosed by the invention solves the following three problems: (1) the positions of steel bars are gradually moved in a cutting process, so that cutting accuracy is low; (2) flexible scale measurement has a large error and costs much time in the case of each measurement; and (3) operating personnel are extremely easily fatigued in the case of direct estimation without measurement, so that the cutting error is increased.

An adjustable patio cover and storm protection device capable of remote operation which acts as a security screen that prevents access through a doorway or window to which it is coupled, reduces the amount of light able to pass through the doorway or window, and also acts as a storm barricade when in its closed or down/vertical position, and which acts as an awning or sun shade that provides shade for the area in front of the door or window to which it is coupled when it is in its open or up/horizontal position.

A system for connecting a shaft (5) to a joint (1), which system includes a shaft journal (10) that is connected to the shaft (5), and a sleeve (4) that is connected to a hub of the joint (1), the sleeve (4) having a shaft-side first opening section (7), a joint-side second opening section (8), and a first radial stop section (14), and the shaft journal (10) having a shaft-side first shaft-journal section (11), a joint-side second shaft-journal section (12), and a second radial stop section (15) for delimiting the insertion path of the shaft journal (10) in the sleeve (4).

A method for manufacturing a flexible tubular underwater pipe (10): A leakproof tubular structure (12, 14, 16) is covered with at least one layer (18, 20) of armor wires. At least one continuous longitudinal element made of a deformable material is wound in a helix with short pitch around the layer (18, 20) of armor wires to form a holding layer 24. The at least one longitudinal element is wound under longitudinal tension T₀ so as to stretch its deformable material according to a relative elongation corresponding to a tensile stress σ₀ less than the elastic limit value σ_E of the deformable material, and the elastic limit value σ_E corresponds to a tensile stress beyond which the deformation of the material is irreversible.

A motorcycle comprising a head pipe portion, a steering shaft a handle unit including: a pair of right and left grip portions, a coupling portion, a handle cover portion including: an upper handle cover, a lower handle cover, a wire portion covered with the handle cover portion, an upper front cover, a head light portion disposed in the upper front cover, and a lower front cover, wherein a vertical length of the lower front cover is greater than a vertical length of the upper front cover, the lower handle cover includes: a lower handle cover middle portion, and lower handle cover lateral portions, wherein the lower handle cover middle portion includes an opening in a front portion thereof, or a vertical length of the front portion of the lower handle cover middle portion is less than a vertical length of a transversely middle portion of the upper handle cover.

An antimicrobial oxychlorine oral rinse composition for preventing and treating oral malodor and diseases, tooth decay with improved palatability and tissue compatibility, includes an aqueous chlorine dioxide and chlorite ion solution with the chlorite ion predominating in the multiple oxychlorine rinse composition. A method for preparing such antimicrobial oxychlorine oral rinse composition comprising 3 ppm to about 200 ppm of chlorine dioxide, by first preparing an aqueous solution with about 7 to 400 ppm of chlorite ion; then an aqueous acidifying agent concentrate which, upon introduction to the chlorite solution, reduces its pH to about 4.5 to 6.0; then a second aqueous buffer-producing oxidant combination concentrate. The first acidifying agent concentrate is added to the chlorite ion solution and the second aqueous buffer-producing oxidant combination concentrate is added to the acidified chlorite ion solution, producing an antimicrobial oxychlorine oral rinse composition at about 5.0 to 6.8 pH.

Duct sound damper for deliberate reduction of sound waves for a flow machine, particularly for a compressor, with a housing having at least one horizontally extending acoustically reflective back wall and at least one front cover plate. At least one flow channel connected together through inlet opening and outlet opening is enclosed by at least one damper member reducing the sound. The damper member includes horizontal axial stringers, circumferential stringers, the front cover plate, at least one sound-insulating metal element extending horizontal to the flow-guiding cross section, and the acoustically reflective back wall.

The invention discloses a logistics carrying platform protection mechanism capable of preventing the platform from being damaged, the mechanism comprises a bottom plate, a push rod is welded to the top of the bottom plate, hydraulic rods are fixedly installed on the two sides of a fixing block, a groove is formed in the front surface of the bottom plate, and the inner surface of the groove is attached to the rear surface of the fixing rod. Two lower mounting blocks are fixedly mounted at the top of the bottom plate, and a first supporting rod and a second supporting rod are fixedly mounted on the outer surfaces of the two first rotating shafts correspondingly. According to the logistics carrying platform protection mechanism capable of preventing the platform from being damaged, when logistics cargoes are carried, due to the fact that trucks are different in height, the carrying platform needs to be moved to the needed height, and when a fixing ring contracts inwards, the top of the first supporting rod and the top of the second supporting rod and the bottom of the third supporting rod and the bottom of the fourth supporting rod can be shrunk inwards, so that the bearing shell moves upwards, and it is guaranteed that goods can be safely moved to a needed place through a high truck.