44results about How to "Suitable seal" patented technology

An environmental coating suitable for use on turbine components, such as turbine disks and turbine seal elements, formed of alloys susceptible to oxidation and hot corrosion. The environmental coating is predominantly a solid solution phase of nickel, iron, and/or cobalt. The coating contains about 18 weight percent to about 60 weight percent chromium, which ensures the formation of a protective chromia (Cr₂O₃) scale while also exhibiting high ductility. The coating may further contain up to about 8 weight percent aluminum, as well as other optional additives. The environmental coating is preferably sufficiently thin and ductile to enable compressive stresses to be induced in the underlying substrate through shot peening without cracking the coating.

A self-locking seal ring is disclosed. The self-locking seal ring includes a ring body having a tab end segment on one end and a channel end segment on the opposite end. A lock tab is provided on the tab end segment, and a lock channel is provided on the channel end segment for receiving the lock tab. The self-locking seal ring is easy to install in a ring groove in a main butterfly plate of a butterfly valve, for example, and facilitates optimum sealing of the main butterfly plate with respect to the butterfly valve housing.

The flow field plates in a bipolar plate assembly for a fuel cell can be both bonded and sealed appropriately using microencapsulated adhesives. This offers several advantages over using other adhesives which may have limited pot life and/or require lengthy curing periods at elevated temperature during which time the plates must be stably positioned and under compression.

A fitting incorporating a crimp sealing device and a method of forming a seal between a length of corrugated tubing and the fitting are provided. A sealing crimp is formed over at least one corrugation of the tubing, where the sealing crimp can utilize a preformed bend or bulge to form a crimp and seal. Alternatively, the sealing crimp can apply pressure radially against an outer sleeve of the fitting, such that at least one corrugation of the tubing is compressed axially or radially to form a primary seal. The outer sleeve also can include one or more gaskets arranged between the outer sleeve and the tubing for forming a secondary seal. An inner sleeve can be received radially inside the outer sleeve, and one or more gaskets can be arranged between the inner sleeve and the tubing. Further, a jacket crimp can be applied against an end of the sleeve member to contact a jacket that at least partially covers the tubing.

The present invention provides a sealing member for organic EL elements that enables organic EL elements, in particular, organic EL elements for illumination devices to maintain stable luminescence over a long period and that can be fabricated at reduced cost. The sealing member for organic EL elements of the present invention includes a barrier film including a plastic film and at least one thin metal layer, and a curable resin composition layer on the barrier film. The curable resin composition layer has a thickness of 5 to 100 μm and the curable resin composition exhibits nonfluidity at 25° C. in an uncured state and gains fluidity at an elevated temperature in the range of 40 to 80° C.

A method and system are disclosed for moving and placing in hard to reach locations granular and other particulate material such as sand, gravel, earth and similar materials. The system includes an improved augar for moving the material and an improved rotary airlock mechanism designed to withstand the abrasive action of the particulate material and at the same time move the material several hundred feet through a flexible conduit for placement in a pre-designated location. A system and apparatus is also disclosed for transporting on one vehicle all of the devices needed at a remote site for operation the particulate placement system, including a front loader.

Provided are a quartz glass member for wavelength conversion that is high in environmental resistance, heat resistance, durability, and color rendering property, can be manufactured by a low temperature process, and can efficiently convert a wavelength, and a method of manufacturing the same.

The quartz glass member for wavelength conversion includes: a quartz glass base material; and a quartz glass surface layer film formed on a surface of the quartz glass base material, in which: the quartz glass surface layer film is obtained by applying, onto the surface of the quartz glass base material, a polysilazane-containing solution containing fluorescent material particles having an average particle diameter of from 0.1 μm to 20 μm and silica fine particles each having a spherical shape and hydrophobicity and having an average particle diameter of from 1 nm to 100 nm, followed by drying in air and then beat treatment in a water vapor atmosphere: the polysilazane-containing solution has a ratio between a total amount of polysilazane and the fluorescent material particles and the fluorescent material particles of from 10:3 to 10:7 in terms of mass; and the quartz glass surface layer film has an NH group concentration of 1,000 ppm or less.

Described is an approved dynamic construction for effectively thermally insulating and sealing of a safing slot between a floor of a building and an exterior wall construction wherein the exterior wall construction comprises a curtain wall configuration defined by an interior wall glass surface including one or more aluminum framing members, wherein the vision glass extends to the finished floor level below. The dynamic, thermally insulating and sealing system comprises a first element for receiving the insulating elements and positioned in the zero spandrel area of a glass curtain wall construction including only vision glass to maintain thermally insulating and sealing of the safing slot during exposure to fire and heat as well as movement in order to maintain a complete seal extending across the safing slot.

Provided is a glass composition that has a low reactivity with the constituent materials forming a solid oxide fuel cell while having a thermal expansion coefficient suitable for sealing a solid oxide fuel cell, and a glass composition and sealing material that are suitable for sealing a solid oxide fuel cell. The present invention, which relates to a sealing glass composition, is a sealing glass composition used for sealing a solid oxide fuel cell, characterized by having a composition ratio of, expressed in terms of oxide, 40 to 55% by mass of SiO₂, 0 to 5.0% by mass of Al₂O₃, 0 to 8.0% by mass of B₂O₃, 20 to 30% by mass of MgO, and 10 to 24% by mass of CaO, wherein a total of the MgO and the CaO is 40 to 54% by mass.

A fitting (14) incorporating a quick actuating sealing and locking device and methods of actuating the fitting and forming a seal between a length of corrugated tubing (10) and the fitting (14) are provided. The tubing (10) can be corrugated stainless steel tubing having a jacket (12) that at least partially covers the tubing. The sealing and locking device incorporates a sealing ring (24) and a loading ring (26)—received in the fitting (14), the sealing ring (24) being compressible against an end corrugation of the tubing—. The loading ring (26) can be actuated to move axially and engage the sealing ring (24), thereby compressing the sealing ring (24) into substantial engagement with the end corrugation.

Described is a construction and parts of the construction for effectively thermally and acoustically insulating and sealing of a safing slot (1) between a floor (6) of a building and an exterior wall construction wherein the exterior wall construction comprises a curtain wall configuration (2) utilizing an interior panel module design. In particular, the thermal insulating and sealing system comprises a first element (7) comprising a top framing component (8) having an interior wall surface (13) and an opening, positioned substantially in the height of the floor (6), wherein the top framing component (8) is located on top of the interior wall surface (3) of the spandrel panel (7), and a second element (9) comprised of a thermally resistant and/or air tight material for insulating, positioned at least partially in the top framing component (8) of the first element (7), wherein the second element (9) includes an inner end surface (10) positionable in abutment with respect to the outer edge (11) of the floor (6) for sealing thereadjacent, outer end surface (12) positionable in abutment with respect the interior wall surface (13) of the top framing component (8), a lower facing surface (14) extending between the inner end surface (10) and the outer end surface (12) and facing downwardly therebetween, and an upper facing surface (15) extending between the inner end surface (10) and the outer end surface (12) and facing upwardly therebetween.

An adapter for coupling a water bottle to an endoscope including a cap manufactured from a thermoplastic elastomer material. The cap is removably secured to an associated water bottle. The cap includes a first port and a second port. The adapter further includes a scope connector manufactured from the thermoplastic elastomer and/or thermoset elastomer having a first scope connector port and second scope connector port, wherein the scope connector is configured to be frictionally coupled to an endoscope. A first supply tube couples to the first port of the cap and the first scope connector port and a second supply tube coupled to the second port of the cap and the second scope connector port.

A plug-in coupling for fluidic systems, in particular for CO₂— and fuel-conducting systems, including a housing (1) and a plug (2) which can be inserted into the housing (1). The plug (2) can be inserted by a plug stem (3) into a receiving opening (4) of the housing (1) in a manner sealed by at least one circumferential seal (5, 5a, 5b) and, when inserted, it can be locked therein against release by a locking device having at least one latching element (7) arranged on the plug (2) and a latching shoulder (8) interacting with the latching element (7). The housing (1) has two-part design with an inner housing part (1a) and an outer housing part (1b), which can be connected releasably to the inner housing part (1a) so that it essentially surrounds the inner housing part (1a). In order to install it without destroying it, the latching shoulder (8) is formed at one end in an entry region (4a) of the receiving opening (4) on the outer housing part (1b).

A lens assembly adapted to be connected to a CRT and affixed to mounting structure in a projection television cabinet. The lens assembly includes a tubular lens mount having a longitudinal axis and at least a first optical lens element mounted along the longitudinal axis. A tubular focus mount extends along the longitudinal axis and fastening and locking structure connects the lens mount to the focus mount after a focus mount position is obtained. A CRT coupler is formed integrally with the focus mount and includes structure for securing a CRT and for securing the coupler to the mounting structure within the television cabinet. A second optical lens element is mounted to the CRT coupler. A flexible bladder may be used to contain coolant fluid between the CRT and the coupler. A flange may be provided to set a Scheimpflug angle between the CRT and the coupler. A clamp plate for the second optical lens element may include a generally rectangular opening providing a 4:3 or 16:9 mask for the image transmitted by the CRT.

Apparatus and method for a physical simulation experiment of fracturing an unconventional oil and gas reservoir layer by layer by spiral perforation via a horizontal well bore. The apparatus includes an outer wellbore provided with at least three layers of spiral perforations, and an inner wellbore provided with at least three layers of through-holes. The method includes injecting fracturing fluid into the inner wellbore, and opening a first layer cracks of a stratum by the fracturing fluid passing the first through-hole layer and the first spiral perforation layer, opening a second layer cracks of the stratum by the fracturing fluid passing second through-hole layer and second spiral perforation layer and opening a third layer cracks of the stratum by the fracturing fluid passing third through-hole layer and third spiral perforation layer.

A fuel cell separator (first and second separators) of a fuel cell stack is formed in a plate shape, and includes a passage bead (projection) configured to form a seal that prevents leakage of fluid. The passage bead is formed integrally with a surface of the separator in a manner so as to project from the surface, and when viewed in cross section, is formed in a multistage trapezoidal shape.

Embodiments of an apparatus and method for sealing of tissue during uncontrollable bleeding situations during surgery are described. In one aspect, an apparatus comprises a laser unit and a laser beam delivery unit. The laser unit is configured to emit a laser beam suitable for sealing an opening on a tissue. The laser beam delivery unit is detachably coupled to the laser unit, and is configured to guide and direct the laser beam to seal the opening on the tissue.