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8091574 |
Bursting disc assembly
The bursting disc assembly has a primary bursting disc (10) and a secondary bursting disc (20) immediately behind and supporting the primary bursting disc. Each of the said discs (10,20) is made of...
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8038023 |
Molded container with degassing valve
A molded plastic container includes a side wall having a valve seat feature molded into the side wall, the valve seat feature comprising a central recess in the outer surface of the side wall, and...
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7975714 |
Burst disk assembly
A low-profile burst disk assembly for safely venting excess pressure from a pressurized fluid system by way of a tortuous fluid flow path. A burst disk plug includes a male thread and is thereby...
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7971759 |
Aerosol container with pressure relief mechanism
An aerosol container (10) dispenses a fluid product under pressure. A pressure relief mechanism (30) vents the container in a controlled manner when the container is subjected to excessive pressure...
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7950408 |
Pressure relief vent devices
A pressure relief device is disclosed that is designed to open in response to a pre-determined pressure differential. The pressure relief device includes a panel member, and at least one release...
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7905244 |
Explosion pressure relief device
This invention relates to an explosion pressure relief device with a wall and a framework fixing the wall. In the case of an explosion in a container to which an explosion pressure relief device is...
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7784482 |
Pressure relief device assemblies
The present invention is directed to pressure relief devices and to corresponding pressure relief assemblies that have improved vacuum resistance, improved fragmentation resistance, and/or improved...
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7735671 |
Non-fragmenting pressure relief apparatus
Non-fragmenting pressure relief apparatus includes at least one circular rupture disc having a central asymmetric bulged section and a peripheral flange portion. A semi-circular line of weakness...
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7732090 |
Sealed rectangular battery
A sealed rectangular battery having a reliably operative explosion-proof valve is provided. A rectangular battery case 1 whose cross-section is oblong, the battery case having a prismatic shaped...
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7637283 |
Pressure relief valve with stiff support
The present invention creates a new rigid degassing valve. The valve of the present invention utilizes a relatively stiff support body in order to successfully vent gases, such as carbon dioxide,...
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7624888 |
Low pressure venting munitions container
A container has at least one seam, the at least one seam having a joined portion and an unjoined portion. A seal seals the unjoined portion of the seam, the seal being operative to fail due to...
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7600527 |
Reverse acting rupture disc with laser-defined electropolished line of weakness and method of forming the line of weakness
A reverse acting rupture disc is provided having a laser defined electropolished line-of-weakness recess, and an improved method of forming an electropolished line-of-weakness recess in a reverse...
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7556063 |
High overpressure vent structure having spring steel recloser panel
Apparatus for protecting a confined space having a vent aperture for relief of an overpressure condition and provided with a vent unit having a pressure relief portion normally closing the vent...
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7281544 |
Devices and methods for controlling the release of a substance
Valves for controlling the release of a substance, include a housing having an inlet for connection to a source of the substance, an outlet, and a passage extending therebetween. The passage is...
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7251920 |
Lateral force resisting system
A lateral force resisting system includes a rigid structural panel and holdowns. A foundation bolt placement template may be used to locate and support the foundation bolts during fabrication of...
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7234481 |
Safety pressure relief device
A safety pressure relief device comprises an annular flange portion (22), a concave/convex dome portion (24) and a transition portion (26) between the flange portion (22) and the dome portion (24),...
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7222757 |
Pressure relief device for aerosol can
A pressure relief device for venting an internally pressurized container such as an aerosol can has three sections, a concave annular outer area, a circular central area and an annular intermediate...
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7095606 |
Electric switchgear with an enclosed design
The aim of the invention is to prevent an unwanted conduction of a flow of gas inside a channel that connects an inner space of an enclosed switchgear (1) to another space. To this end, the channel...
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7051751 |
Burst disk assembly
A burst disk assembly is configured for use in a pressurized gas system for venting pressurized gas from the system in the event that the gas exceeds a predetermined pressure. A plug has a tapered...
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7017767 |
Non-fragmenting pressure relief apparatus
Non-fragmenting pressure relief apparatus includes at least one circular rupture disc having a central asymmetric bulged section and a peripheral flange portion. A semi-circular line of weakness...
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6955182 |
Tamper proof relief valve for gas cylinder
A relief valve includes an outlet and a cavity with a barb formed on an inner surface. An insert pressed into the cavity includes an inlet in communication with the contents of a pressurized...
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6948515 |
Carbon rupture disk assembly
A rupture disk assembly for use in a pressurized fluid passageway within an application environment having a temperature operational range. The disk assembly includes a cylindrical one-piece disk...
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6945420 |
Reverse buckling sanitary rupture disc assembly
A metal reverse buckling sanitary rupture disc is provided having a central bulged section in which the convex surface of the bulged section is relatively smooth and of substantially uninterrupted...
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6792964 |
Pressure relief device assemblies
The present invention is directed to pressure relief devices and to corresponding pressure relief assemblies that have improved vacuum resistance, improved fragmentation resistance, and/or improved...
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6742538 |
Method and apparatus for orbital and seal welded relief device on a compressed gas cylinder
A relief device for a high-pressure gas container, comprising a main body having a generally uniform outer circumference and that defines a primary bore, the primary bore in fluid communication...
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6672389 |
Bulged single-hinged scored rupture having a non-circular varying depth score line
A unitary, forward buckling rupture disc is provided that is adapted to be mounted in a holder in which the disc is in closing relationship to a tubing string in an oil well and has greatest...
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6607003 |
Gasket-lined rupture panel
There is provided herein an improved rupture panel or disk that consists of a sheet metal top section with a relatively thick polymer foam seal attached thereto. In the preferred arrangement the...
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6591854 |
Superconductive magnet burst disk assembly
A burst disk assembly has a burst disk which is interposed within the high pressure relief vent of a superconducting magnet. The burst disk is a composite design constructed of a solid carbon...
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6571972 |
Bulk drum lid with two bung openings
A lid is shown for use with a portable tank or intermediate bulk container, or the like, having a threaded collar defining a port opening. The lid includes a generally circular top wall and a...
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6571816 |
Cell safety valve and method for manufacturing the same
A cell safety valve which has a thin valve plate formed on a sheet-shaped sealing plate for sealing the cell such that if the inner pressure of the cell exceeds a predetermined value, the valve...
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6471082 |
Fusible pressure relieving drum closure
A closure for threadable insertion within an opening of a drum and capable of venting the drum when exposed to elevated pressures and temperatures to prevent the build-up of explosive pressures...
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6446654 |
Pressure relief device for a sealed system
A pressure relief device for a sealed system is provided. The device includes a negative pressure support that is engageable with the system. A seal is disposed between the support and the system...
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6367203 |
Rupture panel
A rupture panel for relieving an excess pressure differential between the interior and exterior of a vessel having a wall and an opening through the wall includes a first frame section connected to...
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6318576 |
Sanitary rupture disk apparatus
A sanitary rupture disk apparatus includes a rupture disk member having a periphery and a stitched portion, preferably positioned next to the periphery. A hinge area that is unstitched is provided...
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6311715 |
Stacked rupture disk assembly
A stacked rupture disk assembly of the present invention is adapted to be positioned between flanges in a vent pipe or pressure relief port of a pressure vessel. The stacked rupture disk assembly...
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6298869 |
Reverse buckling, thermoformed, polymer rupture disk
A thermoformed reverse buckling polymer rupture disk having an unsupported raised center portion including score lines cut in the polymer disk that creates a line of weakness to control the...
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6286702 |
Pressure release safety cap
A pressure release safety cap comprising a pressure release safety cap body having an open end and a closed end, the closed end having located thereupon a frangible groove and a hinge groove.
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6257267 |
Safety valve element for capacitor and capacitor case lid with safety valves
The object of the present invention is to provide safety valve elements for condenser use, which rupture precisely at a predetermined pressure especially stably in a low pressure range so as to...
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6241116 |
Metal container capable of withstanding internal over pressure
A container of metal capable of withstanding an internal overpressure includes a hollow vessel for containing contents having an essentially cylindrical side wall and two outwardly curved end walls...
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6240948 |
Rupture disk assembly
A rupture disk which is welded or brazed to a relatively massive or robust ring member integrally attached to the remainder of the body by an isolating member of reduced cross-sectional thickness....
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6217065 |
Inflator
An inflator (10) for providing inflation fluid to inflate an inflatable vehicle occupant protection device includes a pressure vessel (12) defining a chamber (30) for inflation fluid. The pressure...
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6178983 |
Rupture disk assembly
An improved rupture disk assembly for a pressure relief system is disclosed. The rupture disk assembly is sealed between an inlet support member and an outlet support member, each of which define a...
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6159631 |
Overcharge safety vents on prismatic cells
Disclosed are safe, easy to manufacture prismatic cells having scored regions strategically located on portions of the prismatic cell can or cell header. When they are located on the cell can, the...
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6062599 |
Air bag inflator
An apparatus (10) for inflating an inflatable vehicle occupant protection device includes a container (12) having a chamber (14), and inflation fluid (16) under pressure in the chamber for...
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6063198 |
High pressure release device for semiconductor fabricating equipment
The present invention provides an improved device, system, and method for handling accidental explosions in a substrate processing chambers typically used in chemical vapor deposition (CVD). In...
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6035631 |
Safety in solid fuel rocket motors
A solid fuel propellant motor casing is described, the casing comprising a body portion for containing the propellant, the body portion also including at least one detachable end closure portion,...
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6006938 |
Enhanced reverse buckling rupture disc
An improved reverse rupture disc for use as a safety pressure relief device is provided. The disc is defined by an annular flat flange region, a concave-convex disc dome region and a transition...
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5993921 |
Device and method for sealing a munition within a canister until munition launch
A cover for sealing a munition within a canister has an inner layer of tempered glass bonded by an adhesive to an outer layer of structural foam having at least one score mark thereon. Upon launch...
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5967170 |
Pressure relief panels
A pressure relief panel (1) for a vessel is mounted within a frame (11, 17) in the vessel wall. The panel (1) has a flap (3) which bursts open on predetermined over (or under) pressure within the...
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5761261 |
Ruptured disc accumulator
A nuclear power plant has a cooling system that operates under a variety of temperature and pressure conditions. A storage container is provided to allow expansion of fluid within the cooling...
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