188results about How to "Easy to store and protect" patented technology

Cushions for respiratory face masks have a frame-connecting portion, a face-contacting portion, and a gusset portion disposed between and joining the frame-connecting and face-contacting portions. The gusset portion preferably includes at least one perimetrical region which having a laterally projecting exterior gusset section and a laterally projecting interior gusset section. According to one aspect, the laterally projecting exterior and interior gusset sections are disposed about the entire perimeter to the gusset portion so as to establish a substantially constant widthwise dimension thereof about the gusset's entire perimeter.

An assembly providing a first annular shield including a sleeve portion integral with a rotating member and with a flange portion, which radially extends to protrude from the first sleeve portion; a second annular shield having a sleeve portion integral with a stationary member and with a flange portion that radially extends to protrude on the opposite side of the sleeve portion of the first shield and facing the flange portion; and an annular seal, which the flange portion of the first shield ends with an L-shaped annular portion that protrudingly radially and axially extends out of an annular gap delimited between the rotating and stationary members to define an L-shaped channel in radial section having constant width and forming a first labyrinth seal; the channel leads into an annular recess, delimited between the second shield and a first lip of the annular seal without contacting the first shield.

A panel assembly for an aircraft including a panel having an upper aerodynamic surface and a leading edge, and a hinge fitting connected to an underside of the panel, defining a hinge line for the direction of rotation of the panel. The upper surface of the leading edge has an arcuate portion centered about the hinge line, and has an upturned portion forward of the arcuate portion. The panel assembly is pivotally connected to its hinge fitting to the trailing edge of the fixed wing portion and rotatable between a first position wherein the upper surfaces of the fixed wing portion and the panel are substantially flush, and a second position wherein the panel is rotated downwardly from the first position. A seal member attached to the trailing edge of the fixed wing portion, has a lower surface which seals against the upper surface of the panel during its movement.

Low-pressure drop thermal assemblies, systems and methods of making low-pressure drop thermal assemblies for use in high power flux situations. A manifold body is attached to a distributor to form a subassembly. This subassembly is in communication with a substrate surface, which has a semiconductor device in need of thermal management thereon. An enclosed cavity is formed between the target substrate surface and the subassembly, and a seal of the cavity protects critical components residing on the active surface of the semiconductor device. The distributor includes a distributed liquid impingement microjet inlet array isolated from and parallel with a distributed microjet drain array for impinging cooling fluid and removing spent heated fluid in a direction orthogonal to a target surface for maximizing the heat transfer rate, and thereby providing high cooling flux capabilities while enabling low-pressure drops.

A material grinding and conveying module comprises a conveying platform composed of grid bar assemblies, a grinding device arranged above the conveying platform and a supporting frame. A first motor drives a first driving mechanism to drive the conveying platform to do reciprocating synchronous circular motion to bear and propel materials to advance; the grinding device comprises a grinding platform and a second driving mechanism; a second motor drives the second driving mechanism to drive the grinding platform to do reciprocating type synchronous circular motion perpendicular to the pushing direction of the materials to grind and scrape the materials; the second motor alternately performs forward rotation and reverse rotation, and the forward rotation time is equal to the reverse rotationtime. A drying chamber comprises a material grinding and conveying module, and the number of the material grinding and conveying module is one or more than one which are stacked. The grinding platform conducts grinding in the forward direction and the reverse direction, materials can be more evenly distributed on the conveying platform, the evaporation area is increased, and the drying efficiencyis improved.

A torque tube propshaft assembly having an outer tube free to float with movements of an inner shaft (propshaft) by being free of rigid anchorage at each end. A plurality of shaft bearings interface the outer tube with the inner shaft, wherein the outer tube is generally co-extensive with the inner shaft. An anti-rotation mechanism prevents rotation of the outer tube with respect to the frame of the motor vehicle. An axial slip mechanism is integrated with at least one end of the inner shaft. A non-welded construction of the power carrying components is provided. The outer tube provides bending support so the inner shaft does not become dynamically unstable at any rotation speed including its critical speed.

The invention provides an OLED device and an encapsulation method and a display device thereof. The encapsulation method comprises the steps of forming through holes in an area, between an area for forming glass cement and an area coated with UV adhesive, of a cover plate; adjusting the intensity of pressure in a paired box chamber into first intensity of pressure; folding a back plate and the cover plate on a base table in the paired box chamber; enabling the first intensity of pressure to be lower than the barometric pressure; regulating the intensity of pressure in the paired box chamber to the barometric pressure; curing the UV adhesive; regulating the intensity of pressure in the paired chamber to be second intensity of pressure, separating the cover plate from the base table, and enabling the second intensity of pressure to be lower than the barometric pressure and higher than the first intensity of pressure; encapsulating the through holes in the cover plate; sintering the glass cement. By means of the encapsulation method, the UV adhesive can be tightly compacted before the glass cement is sintered, and broken lines and bonding defects of the UV adhesive are avoided. Meanwhile, the intensity of pressure inside and outside a box of the sealed OLED device is made appropriate, so that the defects of cracks and damage caused by the fact that the glass cement are easily extruded under the effect of the difference of the intensity of pressure inside and outside the box are effectively overcome.

An object of the present invention is to protect a shaft seal of a variable displacement compressor of an air conditioner for a vehicle by the control thereof. The air conditioner for a vehicle comprises a variable displacement swash plate type compressor for compressing a refrigerant and a control unit for controlling the compressor. The compressor is driven by an engine of a vehicle and is normally connected to the engine at all times. The control unit controls the compressor such that when the compressor is in an off state the compressor turns on and operates at predetermined time intervals of 10 minutes and for one minute, and the revolution speed of the compressor is equal to or higher than predetermined 6,000 rpm.

The invention belongs to the technical field of transportation devices and particularly discloses an intelligent transportation device for lithium battery processing. In order to solve the problems that a lithium battery cannot be conveniently taken out and clamping of the battery is inconvenient during lithium battery transportation by means of an existing protection box, the following scheme isprovided, specifically the intelligent transportation device comprises a box body; a box cover is rotationally installed at the top of the box body; a placement plate is slideably installed in the boxbody; a placement seat is dispsoed at the top of the placement plate; a lithium battery is disposed at the top of the placement seat; two sliding holes are formed in the placement plate; limiting rods are slideably installed in the two sliding holes correspondingly; and the bottom ends of the limiting rods extend to the position below the placement plate to be fixedly installed onto the inner wall of the bottom of the box body. The intelligent transportation device for lithium battery processing is simple in structure and convenient to use, the lithium battery can be more conveniently storedand protected, the stored lithium battery is clamped, small-amplitude buffering and damping can be achieved, the service life of the lithium battery is prolonged, and meanwhile the lithium battery isconveniently taken out.

The invention discloses a pouring protecting device and a pouring protecting control method for a continuously cast ladle and belongs to the technical field of pouring equipment and methods for continuously cast ladles. The pouring protecting device and the pouring protecting control method are used for improving pouring sealing protecting effect of a molten steel outlet of the ladle. The technical scheme includes that a horizontal annular groove forms on the upper portion of the inner cavity surface of a long molten steel port at the joint of the long molten steel port and the molten steel outlet and is connected with an argon introducing pipe, the argon introducing pipe is connected with an argon supply pipe, and an automatic adjusting valve and a PID (Proportion Integration Differentiation) controller are installed in the argon supply pipeline. According to the sealed portion, for protecting argon demand, the automatic argon adjusting valve is used to automatically compensate argon supply as constant pressure, and an alarm can be provided so as to take emergency measures when sealing failure occurs. The pouring protecting device is convenient to construct and good in sealing effect and is capable of sealing the joint of the molten steel outlet and the long molten steel port so as to prevent the air from entering the molten steel, eliminate secondary pollution of the molten steel and guarantee quality of the molten steel. Meanwhile, argon consumption is reduced, and the pouring protecting device has remarkable economic benefits.

The present invention relates to an assembly for the closure of a tube. The assembly includes a cap that includes a punch adapted to cut a seal. The seal is adapted to seal a neck of a tube head. The cap is configured to be fixed to the neck in a first position, known as the standby position, and a second position, known as the use position. The assembly also includes a ring movably fixed to the cap. The assembly is configured to allow the passage from an extended position, with the aim of the punch being protected by the ring in the standby position of the cap, to a retracted position, with the aim of the seal being pierced by the punch in the use position of the cap, a passage of the assembly from the extended position to the retracted position being effected by a sliding of the cap through the ring.

The invention discloses an environmental protection propaganda board facilitating propaganda paper replacement. The environmental protection propaganda board comprises two main support plates and secondary support plates, the bottom ends of the main support plates and the bottom ends of the secondary support plates are welded to form two bearing frames, a cavity is formed between each main supportplate and the corresponding secondary support plate, a transmission assembly is arranged at the top ends of the two bearing frames, and a cover plate and a carrier plate are welded between the upperends and the lower ends of two bearing frames respectively. A transmission rod and a roller screw rod are electrically driven to rotate in situ, a display board is driven to move vertically with upright rods as the fulcrums through transmission between the roller screw rod and a roller nut, the display board also moves in the limited range of the bearing frames, sealed protection can be conveniently performed on the display board and propaganda paper through tempered glass, by rapidly clamping and fixing the propaganda paper on the display board, rapid detachment and installation are realized,direct contact with the outside is reduced, the installation stability of the propaganda paper is easily guranateed, then the service life of the propaganda paper is prolonged, and the propaganda board can be repeatedly used.

The invention relates to a bin gate opening and closing device and a mobile power supply charging module containing the opening and closing device. The bin gate opening and closing device includes a bin gate and a linkage device that drives the bin gate to be opened or closed, to-and-fro movement of carrying a mobile power supply drives the bin gate to be opened or closed in linkage through the linkage device. Through the bin gate opening and closing device provided by the invention, the charging module can realize concurrent execution of to-and-fro movement of carrying the mobile power supplyand linkage execution of ascending and descending movement of sliding the bin door, can effectively simplify the structure of the charging module, and correspondingly reduces cost.

The invention discloses a multimedia teaching platform. The teaching platform comprises a teaching platform base shell, a teaching platform upper cover, a multimedia projection assembly, a lifting assembly and a protective sleeve assembly; the teaching platform upper cover which can be rotatably opened is arranged at the upper end of the teaching platform base shell, the multimedia projection assembly which can be lifted is supported by the lifting assembly and arranged at the bottom of the teaching platform base shell, the outer side of the multimedia assembly is detachably sleeved with the protective sleeve assembly, and the multimedia projection assembly can be retracted from the teaching platform upper cover and extended out of the teaching platform base shell through the lifting assembly. According to the multimedia teaching platform, not only can the multimedia projection assembly being stored well in the multimedia teaching platform through lifting achieve, but also the positionof a camera can be detechably and conveniently provided with a multimedia protective assembly so that sealed protection can be conducted well on multimedia equipment to prevent infiltration of dust,and a using effect of the multimedia platform is improved. The multimedia teaching platform has the advantages of being simple in structure and convenient to perform projection, and service life of the equipment and teaching quality are guaranteed to a large extent.

The invention relates to an electrochemical device intended for the production of products through electrochemical reaction of reactants, said electrochemical device comprising a stack of electrochemical cells (10), each cell (10) comprising a structure (16), two bipolar plates (18a, 18b) shared with adjacent cells (10), a membrane/electrode assembly (20) and two intermediate elements (21, 22) arranged to carry a current and the reactants/products to/from the membrane/electrode assembly (20).

According to the invention, said structure (16) of the cell (10) comprises a single frame (23) made in one piece, said frame (23) having upper and lower faces respectively arranged to form a plane contact with the bipolar plates (18a, 18b) disposed on either side of said frame (23), and a central opening (26) arranged to receive the membrane/electrode assembly (20) and the two intermediate elements (21, 22), said frame (23) comprising all the orifices (38, 40, 42, 44) necessary for feeding reactants and evacuating products, and housings (34, 54a, 58a, 60a) arranged to receive sealing means (36, 56a, 56b; 62a, 62b, 64a, 64b) ensuring the sealing of each reactant and product.