325 results about "Hermetic seal" patented technology

A radio frequency (RF) feedthrough component having an impedance greater than 20 ohms is disclosed. The feedthrough includes a ceramic body having a flexible non-ferrous conductor adhered to its outer peripheral surface and to an inner peripheral surface of an aperture through the ceramic body. A non-ferrous conductive lead is disposed through the aperture and protrudes from at least one side thereof. A non-ferrous hermetic seal is formed between a portion of the non-ferrous conductive lead disposed in the aperture and the non-ferrous conductor adhered to the surface of the aperture. The RF feedthrough can be assembled in an opening of a conductive housing to form an electromagnetically shielded package for an electrical circuit.

The invention discloses a seal welding jig and semiconductor process equipment, and belongs to the technical field of seal welding. The seal welding jig comprises a base, a pressure applying assembly and a deformation supporting piece, the base is provided with a supporting area used for containing a sample to be sealed and welded, the deformation supporting piece is arranged on the base and protrudes out of the surface, provided with the supporting area, of the base, and the deformation supporting piece is located on the periphery of the supporting area and supports the sample to be sealed and welded in the supporting area. Under the condition that the wafer is supported by the deformation supporting piece, the sample to be sealed and welded is opposite to the wafer, a gap is formed between the sample to be sealed and welded and the wafer, the pressure applying assembly can apply pressure to the wafer, and the deformation supporting piece deforms, so that the wafer is close to the sample to be sealed and welded and is bonded with the sample to be sealed and welded. The semiconductor process equipment comprises the sealing and welding jig. Thus, the wafer is supported by the deformation supporting piece, the wafer is separated from the to-be-sealed sample, the getter of the to-be-sealed sample has a large space to be activated, and the vacuum effect after the wafer and the to-be-sealed sample are sealed can be improved.

The present invention relates to a lid film for airtight sealing of beverage capsules, in particular coffee capsules, comprising excellent barrier properties against gas ingress, water or humidity and oxygen: i.) at least one layer of paper, ii.) at least one layer containing polylactic acid, iii.) at least one layer of metallization, iv.) at least one sealing layer containing at least one thermoplastic polymer made from glucose, lignin or cellulose.

A card-based package for sensitive food products, comprises a container portion defining an interior space with a base and a sidewall extending to an upper peripheral edge for receiving a removable seal for hermetically sealing the container portion prior to use. The package further comprises a lid structure, that can open and close to allow selective access to the interior space after removal of the seal. The container portion and the lid structure are both formed of card-based material and at least the container portion has light, oxygen, and water vapour barrier properties sufficient for storage of the product for a period exceeding 24 months.

Some embodiments include a thermal management plane. The thermal management plane may include a top casing comprising a polymer material; a top encapsulation layer disposed on the top casing; a bottom casing comprising a polymer material; a bottom encapsulation layer disposed on the bottom casing; a hermetical seal coupling the bottom casing with the top casing; a wicking layer disposed between the bottom casing and the top casing; and a plurality of spacers disposed between the top casing and the bottom casing within the vacuum core, wherein each of the plurality of spacers have a low thermal conduction. In some embodiments, the thermal management plane has a thickness less than about 200 microns.

The present invention provides a metal material that is particularly suitable for use as a component of a compression-sealed glass hermetic seal, that has high bonding reliability with the sealing glass, that allows a large current to pass through it even with a small diameter, that can realize a lead pin that generates little heat when current is passed through it, that can appropriately compress the sealing glass and lead pin in the plate surface direction, that has high bonding reliability with the sealing glass, and that can realize a stem base that has excellent heat dissipation performance in the plate thickness direction. [Solution] The composite consists of a [Cr and / or Mo]-Cu composite having a metal structure in which Cr phases and / or Mo phases are dispersed in a Cu matrix. This [Cr and / or Mo]-Cu composite is a diameter-reduced, elongated powder metallurgy compact, and when cross-sectionally observed with an optical microscope, it has a cross-sectional structure in the elongation direction in which lamellar or linear Cr phases and / or Mo phases are dispersed in the Cu matrix, and a cross-sectional structure perpendicular to the elongation direction in which flake-like, small platelet-like, or granular Cr phases and / or Mo phases are dispersed in the Cu matrix.

A tool for curing and bonding a honeycomb stack with void filler. The tool has a first tool piece with a cavity for receiving layers of unfilled honeycomb material and a second tool piece with a cavity for receiving at least one layer of void-filled honeycomb. The tool also has a compression seal arrangement that creates gas-tight seals between the first tool piece, second tool piece, and a barrier layer positioned between them, with a further seal covering the cavity of the first tool piece to form a gas-tight sealed volume including the first cavity, a pressure plate to cover the cavity of the second tool piece to apply pressure to the void-filled honeycomb, with a further seal to cover the pressure plate to form a gas-tight sealed volume including the second cavity.

A card-based package for powdered infant nutrition, comprises a container portion, the container portion defining an interior space for receiving the powdered infant nutrition and having a base and a sidewall extending to an upper peripheral edge for receiving a removable seal for hermetically sealing the container portion prior to use. The package further comprises a collar portion and a lid portion. The collar portion is connected to and extends upwardly from the upper peripheral edge of the container portion and comprises a connection segment and an upper peripheral closure rim surrounding an access opening giving access to the interior space. The lid portion comprises a lid and a frame and forms a re-closable joint with the upper peripheral closure rim of the collar portion, allowing repeated and selective opening and closing of the access opening. The container portion, the collar portion and the lid portion all comprise card-based material.

A selectively sealable evacuable storage bag comprises a first side comprising a flexible waterproof bag material having a first peripheral shape, a thickness, a first inner surface and a first outer surface; an opposed second side of the bag material comprising a mirror image of the first side in corresponding engagement with the first side; a waterproof weld joining the first side to the second side and defining an opening and a storage chamber extending between them, the opening configured to receive an article; a valve disposed on the first side or the second side, the valve disposed in a conduit attached to respective side and extending from a conduit opening to an outlet opening; and a selectively openable and closable seal disposed proximate the opening and providing a watertight, dust tight, and airtight seal in a closed condition, wherein in the closed condition the storage chamber is evacuable.

A slit gate is disclosed. The slit valve gate includes a base portion configured to be coupled to the slit valve actuator and including a first angled alignment feature. The slit gate further includes a sealing portion coupled with the base portion. The sealing portion is configured to establish a hermetic seal between the slit valve gate and a sealing surface of the slit valve opening. The slit gate further includes a clamping portion coupled to the base portion. The clamping portion includes a second angled alignment feature configured to interface with the first angled alignment feature of the base portion to align the clamping portion relative to the base portion. The clamping portion at least partially retains the sealing portion between the clamping portion and the base portion.

An electrochemical cell assembly includes a housing defining an internal volume configured to receive an electrochemical cell stack therein. The electrochemical cell stack includes a plurality of electrochemical cells stacked on top of each other. Each of the electrochemical cells includes at least one tab extending therefrom. The assembly may further include a feedthrough assembly configured to be electrically coupled to the electrochemical cell stack. The feedthrough assembly includes a conductive arm configured to align with and contact a tab of a corresponding electrochemical cell of the plurality of electrochemical cells when the electrochemical cell stack is disposed in the internal volume, and a feedthrough connector coupled to the conductive arm and configured to electrically couple the tab of the corresponding electrochemical cell to an electrical component external to the housing. The feedthrough assembly may reduce a number of weld points and an amount of passive materials in the assembly.

The invention discloses an energy-saving lighting and ventilating system, and relates to the technical field of energy-saving doors and windows, the energy-saving lighting and ventilating system comprises a window frame and a window sash hinged to the window frame, the energy-saving lighting and ventilating system further comprises a locking mechanism installed on the window sash, the inner wall of the window frame is fixedly connected with a limiting groove matched with the locking mechanism, and a pressing frame is movably embedded in the outer side of the window sash; an air bag is arranged in the window sash, the locking mechanism controls the inflation state of the air bag during adjustment, and a sealing rubber strip making contact with the pressing frame is installed on the inner side of the window frame. By arranging the air bag controlled by the locking mechanism, when a user operates the locking mechanism to enable the locking mechanism to be in a locking state, the air bag is inflated and expanded to generate double effects, on one hand, if the window sash is closed, the expanded air bag outwards pushes the pressing frame on the outer side of the window sash, so that the pressing frame tightly presses a sealing rubber strip on the inner side of the window frame with strong force; and on the other hand, through pneumatic coupling, the non-return supporting mechanism is driven to enter a two-way constraint state.

Methods, systems, devices, and apparatus for dispensing a predetermined amount of fluid to a surface of an eye. A dispensing system includes one or more vial assemblies, each vial assembly including a vial housing and a cup-shaped member coupled to the vial housing to form a hermetically sealed fluid compartment within the vial housing for holding a fluid. The one or more vial assemblies also include a dispensing mechanism coupled to the cup member and configured to dispense a predetermined amount of fluid. The dispensing system also includes a reusable electrically powered dispensing actuator configured to be removably coupled to a vial assembly of the one or more vial assemblies by sliding into the cup member and activate the dispensing mechanism to draw fluid from the hermetically sealed fluid compartment and dispense fluid through the dispensing tip.

Fragrance accessory, including: • a front layer made of paper or a similar breathable material, • a carrier layer made of cellulose or another absorbent, fragrance-storing material, • an airtight seal on the back made of aluminum foil or an alternative vapor-tight material, • and a fastener for detachable attachment to clothing, accessories or objects.

Maintenance kit for a hydraulic system equipped with suction (13) and delivery (14) pipes that define a first connection interface (61), the kit comprising: - at least one pump, said pump having a second connection interface configured for reversible coupling with said first connection interface (61); - a connector element (50) equipped with a third connection interface (51, 52); wherein the third connection interface (51, 52) of said connector element (50) is dimensionally and functionally identical to the second connection interface of said pump, so that said connector element (50) and said pump are mutually interchangeable for coupling with the second connection interface of the hydraulic system, said first, second, and third connection interfaces being configured for coupling by means of reversible fastening means (60) that ensures a hermetic seal of the system under pressure without the need for additional sealing materials.

The present invention relates to a connectable modular container that includes cavities, projections and coupling systems designed to securely connect identical or similar containers, forming a hermetic seal that protects the stored contents effectively. These modular containers can be used individually or connected together to create a sealed container, primarily suitable for storing foods, turning the containers into multifunctional reusable products. These technical features allow secure, stable and functional connection between the containers, facilitating the sealing and protection of the contents. In addition, the invention responds to the growing need to reduce the environmental footprint generated by single-use containers. Owing to their modular design and reusability, these containers are classed as environmentally friendly and sustainable, providing an alternative that contributes significantly to reducing the polluting impact associated with the use of conventional containers, thereby reducing plastic waste and promoting a more responsible consumption model.

A sealed secondary battery cell chargeable between a charged state and a discharged state is provided. The sealed secondary battery cell comprises a hermetically sealed case, an electrode assembly enclosed by the hermetically sealed case, and a rated capacity of at least 100 mAmp˖hr, The hermetically sealed case has opposing first and second case ends separated in the longitudinal direction, and a case sidewall that connects the first and second case ends, the opposing first and second case ends and case sidewall forming a hermetic seal about the electrode assembly, wherein the case sidewall comprises upper and lower sidewalls separated from each other in the vertical direction, and first and second transverse sidewalls that are separated from each other in the transverse direction. A thermal conductivity of the secondary battery cell along a thermally conductive path between the vertically opposing regions of the external vertical surfaces of the upper and lower sidewalls of the hermetically sealed case in the vertical direction is at least 7.5 W / m˖K.

A sealed secondary battery cell that is chargeable between a charged state and a discharged state is provided. The sealed secondary battery cell comprises a hermetically sealed enclosure comprising a polymer enclosure material, an electrode assembly enclosed by the hermetically sealed enclosure, a set of electrode constraints, and a rated capacity of at least 100 mAmp˖hr. A thermal conductivity of the secondary battery cell along a thermally conductive path between the vertically opposing regions of the external vertical surfaces of hermetically sealed enclosure in the vertical direction is at least 2 W / m˖K.

Described herein is a packaging system (1) for storing a fluid substance, the packaging system comprising a pump dispenser (100). The pump dispenser (100) includes a pump assembly (50), a flexible bag (60), and a connecting shell (30). A flexible bag (60) containing a fluid substance to be dispensed, wherein the flexible bag has a spout (61); wherein the spout is a sleeve having an inner surface (611) and an outer surface (612). A cavity is formed in the connecting shell (30), and the connecting shell is provided with an upper part (310) and a lower part (320); the pump assembly comprises: an actuator 10 having a cavity therein; and a closure (20) connected to the actuator. The pump assembly (50) has a housing (51) having an outer surface (510) and a lower end (520). A housing (51) of the pump assembly is located at an upper portion (310) of the connecting shell. The cavity of the connecting shell and the outer surface of the shell of the pump assembly form an air chamber (330), or the cavity of the shell (51 ') forms an air chamber (513'). A housing (51) of the pump assembly includes a vent hole (511, 511 '). A housing (51) of the pump assembly has a port (56) at a lower end of the housing. A lower portion (320) of the connecting shell is removably engaged with an outer surface (612) of a spout (61) of the flexible bag. The pump assembly (50) is removably engaged with the flexible bag in a hermetically sealed manner such that when the actuator (10) is pushed downward and released by a user, air is balanced in the air chamber (330, 513 ') by means of the vent hole (511, 511') and air is unbalanced in the flexible bag (60). The flexible pouch is gas-tight and / or gradually evacuated during dispensing use.

The invention relates to an inflatable rotary kiln sealing device, which belongs to the technical field of industrial kiln equipment, and comprises a static housing with an opening and a dynamic kiln body capable of rotating relatively, which are connected through a sealing assembly, the sealing assembly comprises an annular frame rotationally connected to the outer wall of the dynamic kiln body, a first annular blocking piece fixedly connected to the outer wall of the annular frame and a second annular blocking piece fixedly connected to the outer wall of the dynamic kiln body, and a circumferential positioning sealing mechanism, a plurality of axial positioning sealing mechanisms and an airtight sealing mechanism are arranged on the annular frame. The circumferential positioning sealing mechanism and the axial positioning sealing mechanism are used for restraining the motion freedom degree of the dynamic kiln body and forming sealing, and the airtight sealing mechanism is used for forming an airtight barrier for isolating the internal environment and the external environment. The labyrinth seal with the trumpet-shaped opening is arranged, the inert gas is injected to form the high-pressure air curtain, non-contact type two-way air seal is achieved by means of the gas dynamics and the differential pressure principle, and gas channeling and dust invasion are effectively blocked.

A method of making a matrix comprising a plurality of lid assemblies, the method comprising mating to a package lid material a solder preform mesh, comprising solder material and defining openings to form the plurality of lid assemblies wherein each lid assembly comprises a portion of the package lid material and a portion of the solder preform mesh to form a solder seal ring surrounding a respective opening. Alternatively, the solder comprises a solid solder preform. The lid assemblies achieve a hermetic seal that withstand gross leak to fine leak levels as measured by Mil-Std 883.

The utility model relates to a radio frequency feed-through component, a coaxial radio frequency feed-through component and a packaging piece for a radio frequency circuit. A radio frequency (RF) feedthrough component having an impedance greater than 20 ohms is disclosed. The radio frequency feedthrough component includes a ceramic body having a flexible non-ferrous conductor adhered to an outer peripheral surface of the ceramic body and to an inner peripheral surface of a hole passing through the ceramic body. A non-ferrous conductive lead is disposed through the aperture and projects from at least one side of the aperture. A non-ferrous hermetic seal is formed between a portion of the non-ferrous conductive lead disposed in the hole and a non-ferrous conductor adhered to an inner circumferential surface of the hole. The RF feedthrough component may be assembled in the opening of the conductive housing to form an electromagnetic shielding package for the circuit.

The utility model relates to an outdoor energy storage inverter airtightness testing tool and a testing assembly line. The testing assembly line comprises an assembly line base and the outdoor energy storage inverter airtightness testing tool which works based on the assembly line base. The airtight test tool for the outdoor energy storage inverter comprises a sealing structural member which is used for abutting against the outdoor energy storage inverter and sealing a knock-off hole of the outdoor energy storage inverter in an airtight manner; wherein the airtight sealing is controllable. Therefore, in the airtight test operation of the outdoor energy storage inverter, because the knock-off hole is hermetically sealed, the outdoor energy storage inverter can be directly inflated for airtight test, and the airtight test effect is ensured. And meanwhile, as the airtight sealing is controllable, the airtight sealing can be quickly finished, the airtight test operation is finished, and the stability and efficiency of the airtight test operation are improved.

The present invention is an outdoor spigot protection device to prevent freezing and provide convenient access for operating the spigot. The device comprises a main cover body made of a hard plastic outer shell with an interior foam insulation layer, an open rear surface with a soft (i.e., compressible) foam ring for creating an airtight seal against an external or exterior wall, and a pull strap for securing the cover tightly to the spigot. A handle extends through the top of the cover and is operatively connected to the spigot valve via a fastening mechanism, enabling the valve to be turned without removing the cover. A hose aperture with weather-resistant materials accommodates a connected hose while preventing the entry of cold air and debris. The device can include an insulated wrap for protecting vertical pipes connected to free-standing spigots.

Embodiments of the present disclosure relate to implantable medical device (IMD) enclosures. In an exemplary embodiment, an IMD comprises: a housing comprising an open end and a header defining a cavity and comprising at least one conduit through a wall of the header, wherein the header is formed from a non-conductive material. Further, the IMD comprises a coupling member comprising a flange, wherein the flange is configured to be received by the open end of the housing and wherein the flange and the open end of the housing at least partially overlap along an axial direction of the IMD when the flange is received by the open end. Additionally, the IMD comprises an electrode arranged on an outer surface of the header and a feedthrough coupled to the electrode and extending through the conduit of the header, wherein the feedthrough is configured to be coupled to internal circuity housed within the IMD. Further, the IMD comprises a ring forming a hermetic seal between the coupling member and the header.

An appliance includes an outer wrapper, an inner liner, a trim breaker having a wrapper channel that receives a wrapper edge of the outer wrapper and a liner channel that receives a liner edge of the inner liner, and an insulation material disposed within an insulating cavity defined therebetween. A multi-component thermal encapsulation material defines pre-mix, application and sealing states. The pre-mix state is defined by the distinct components of the thermal encapsulation material being separated from one another, the application state defined by the distinct components combined together into an uncured state of the thermal encapsulation material, and the sealing state defined by the thermal encapsulation material disposed within the wrapper and liner channels and surrounding the wrapper and liner edges, respectively, in the sealing state that defines a hermetic seal between the trim breaker and the outer wrapper and the inner liner.

A drift tube construction includes a thin wall aluminum tube with a thin wire at its center attached to a terminal. The tube is plugged at both ends. The terminal is embedded at the center of the plug with material insulating it from Drift tube main body. The Drift tube assembly is sealed and filled with a gas mixture. A voltage is applied to the thin wire via the terminal. Current drift tubes employ plastic material to insulate the terminal from Drift tube main body and O-rings to provide a near hermetic seal.

A heating plate (1) for the floor of a ship, comprising:-a metal base (3); a metal cover (2); -a polymeric support (4) arranged between the base (3) and the cover (2); -a heating element (5) adapted to generate heat upon energization and arranged between the polymeric support (4) and the cover (2); wherein the base (3) and the cover (2) form a hermetically sealed housing (10), in particular by means of a sealing material; wherein the polymer support (4) and the heating element (5) are arranged in the hermetically sealed housing (10); wherein the base (3) is provided with a peripheral side wall (31) extending laterally from a flat portion (30) of the base (3); the heating plate (1) comprises at least one temperature probe (6a, 6b) or at least one tube adapted to receive a temperature probe, passing through a corresponding first opening (36a, 36b) of the peripheral side wall (31); the respective first opening (36a, 36b) is completely blocked, in particular partially blocked by a respective temperature probe (6a, 6b) or by a respective tube and partially blocked by a sealing material.

Printed circuit board housing device (10) with at least three printed circuit board elements (11), namely a lower printed circuit board element (11.1) and an upper printed circuit board element (11.3) and at least one intermediate printed circuit board element (11.2) arranged between them, wherein the at least three printed circuit board elements (11) are arranged in a planar arrangement, wherein at least on the upper printed circuit board element (11.3) a plurality of interconnected components from the following group are provided: conductor tracks (12), sensor units (13), contact points (14), microchip units (15); characterized in that the lower printed circuit board element (11.1) together with the at least one intermediate printed circuit board element (11.2) and the upper printed circuit board element (11.3) forms a housing (10a) for the enclosure on at least one side of at least one of the components on the upper printed circuit board element (11.3).3) components provided; wherein a housing cavity (17) is formed by means of the at least one intermediate circuit board element (11.2), which is sealed by the upper and lower circuit board elements (11.3, 11.1) in such a way that the housing is formed and sealed exclusively by the interconnected circuit board elements (11.1, 11.2, 11.3), wherein the housing (10a) is sealed against the environment by a permanent irreversible, fully circumferential connection of the circuit board elements (11) to each other, with the housing cavity (17) in a hermetic seal against moisture and dust, wherein at least one of the components arranged on the upper circuit board element (11.3) is / remains contactable on the outer top surface of the upper circuit board element (11.3), wherein the permanent irreversible connection of the circuit board elements (11.3) are connected to each other by a metallic connection along one / the respective circumferential connection line (17.1), wherein an electromagnetic shielding function is integrated into the housing (10a) formed by the at least three circuit board elements ( 11).

Systems for oxygen concentration and pressurization. An assembly includes a first ceramic wafer, a second ceramic wafer, and a ceramic spacer disposed in between the first ceramic wafer and the second ceramic wafer. The assembly is such that the ceramic spacer is attached to the first ceramic wafer with a first glass-ceramic seal, and the ceramic spacer is attached to the second ceramic wafer with a second glass-ceramic seal. The assembly is such that at least one of the first glass-ceramic seal or the second glass-ceramic seal is a gastight seal after undergoing two or more sintering cycles.