Class 137/68.22 - Disc burst after destruction of additional element

Subclass of Class 137 - Fluid handling
Definition: Subject matter that includes a second frangible element
No. of patents: 30
Last issue date: 07/08/2008

Number	Title	Issue Date
7395868	Apparatus for blocking a medium flow passage in a spray head, and spray head An apparatus for blocking a medium flow passage in a spray head has a blocking element in the passage that, when unbroken, blocks the passage of medium from a first side having a first pressure to a second side having a second pressure. A supporting element is on th...	07/08/2008
7341435	Fluid end A fluid end for a high-pressure pump including a unitary body with a plurality of horizontal passages each for receiving a reciprocating plunger at one of its ends and a pressure relief valve at the other of its ends. The body is provided with a corresponding number...	03/11/2008
7308903	Pressure relief device A pressure relief device is provided. The pressure relief device includes a sealing member and a low-pressure support member that is adapted to provide support to the sealing member when the sealing member is subject to a certain pressure differential. The low press...	12/18/2007
7290560	Valve cover locking system An apparatus and method to assemble and disassemble a valve cover locking screw assembly for a reciprocating pump module block. The module block has a bore, a removable valve cover closing the bore, and a valve cover locking ring securable to the block and surroundi...	11/06/2007
7143776	Valve element Valve element (10), comprising a main body, at least one inlet (101) and at least one outlet (102), a passage connecting the inlet and outlet, at least one burst disk (rupture disk) (13) or equivalent, which, when unbroken, closes the pas...	12/05/2006
7011104	Pressure relief device A pressure relief device is provided. The pressure relief device includes a sealing member and a low-pressure support member that is adapted to provide support to the sealing member when the sealing member is subject to a certain pressure differential. The low press...	03/14/2006
6604541	Pilot operated rupture disk A rupture disk assembly comprising two rupture disks which form a chamber. The chamber is connected by a first line to the interior of a vessel on which said rupture disk assembly is mounted and a valve in the line reduces the pressure in the chamber to l...	08/12/2003
6223762	Device and method for superodorizing an LP-gas tank The invention is a device and method for superodorizing an LP-gas tank with a mercaptan odorant for a new LP-gas tank and other situations requiring additional odorant, thus giving the new or older LP-gas tank and its contents the "skunk scent" required f...	05/01/2001
6206420	Device for introducing pressurized gas into a vehicle safety device The invention concerns a device for introducing pressurized gas into a vehicle safety device, preferably an air bag, with a pressure container (10) for compressed gas which has at least one opening (12) closed by a gas tight foil cover (14). The foil cove...	03/27/2001
6029995	Vehicle occupant protection apparatus An apparatus (10) includes an inflator structure (12), a rupturable closure member (48), and an initiator assembly (14). The inflator structure (12) defines a chamber (15) storing inflation fluid (16) at an elevated storage pressure. The closure member (4...	02/29/2000
5947143	Fast acting deployment device for high pressure vessels A release mechanism for releasing high pressure fluid from an associated pressure vessel has connecting means for connecting to the pressure vessel, a support sleeve which has an axial and a radial opening, a sealing disc, supporting means which may be a ...	09/07/1999
5642903	Consumable closure support for air bag inflator An apparatus for inflating an air bag (22) comprises a container (40) which holds an inflation fluid under pressure. The container (40) has an opening (44) through which the inflation fluid flows to inflate the air bag (22). A rupturable closure (80) is f...	07/01/1997
5592962	Compressed gas release system A compressed gas release system including a compressed gas source, the gas within the source is released as a response to a combination of a predetermined threshold external pressure and a defined chemical environment. In particular, the compressed gas re...	01/14/1997
5495865	Temperature relief valve with thermal trigger A thermal relief device releases gas from a storage cylinder when a thermal trigger senses a predetermined temperature threshold. The thermal relief device includes a valve body which has a passage for communication with the interior of the cylinder. A pi...	03/05/1996
5155471	Low pressure burst disk sensor with weakened conductive strips An ultra low pressure flow sensor consisting of a support gasket defining a flow way and having a thin, pliable membrane extending thereacross with right angle slits formed totally across the flow way portion. An electrical conductor strip is then bonded ...	10/13/1992
4978947	Rupturable fluid flow indicator A rupturable fluid flow indicator and a rupture disk assembly including the indicator are provided. The indicator is comprised of a rupturable member adapted to be clamped across a fluid flow passageway having at least one opening formed therein for weake...	12/18/1990
4951697	Rupture disk failure indicating apparatus The present invention provides apparatus for visually indicating the failure of a rupture disc comprised of an elongated hollow body member, a piston disposed in the body member which is moved therein by pressurized fluid pressure exerted thereon, and an ...	08/28/1990
4777974	Staged pressure relief assembly A pressure relief panel assembly for rupture discs, explosion vents and the like has a plurality of frangible panel portions which burst at different pressures to present a pressure relieving aperture having a cross-sectional area which varies in accordan...	10/18/1988
4609005	Tubing isolation disc valve In the representative embodiment of the invention disclosed herein, a disc valve is cooperatively arranged to include a disc member of a ductile material which is transversely positioned within an enlarged chamber in the axial bore of a tubular housing an...	09/02/1986
4512491	Dual range rupture disc assembly A two directional rupture disc assembly is provided which serves in a fluid reactor system as a safety relief valve when a critical condition, such as predetermined pressure positive or negative, is encountered. That is, the rupture disc assembly hereof i...	04/23/1985
4508133	Protective cover retainer A protective cover comprises a substantially circular cover including a center shear disc surrounded by an annular outer portion, mounted in the fluid end of a plunger-type high pressure pump. The cover is held in place by the retainer assembly of the pre...	04/02/1985
4476991	Pressurizable container having a safety device for releasing excessive container pressure There is disclosed a safety device for releasing excessive pressure in a pressurizable container having a pressure release outlet, rupturable closure element in the form of a membrane which hermetically seals the outlet, a cutting device arranged to ruptu...	10/16/1984
4434905	Rupturable low pressure relief apparatus Rupturable pressure relief apparatus are provided which are less subject to damage and premature failure as a result thereof and which reliably rupture at very low pressure differentials. The apparatus are adapted to be clamped between conventional pipe f...	03/06/1984
4396129	Device for emergently relieving pressure A device for emergently relieving pressure comprising a thin plate having its peripheral portion curved so that its central portion protrudes downward, the peripheral portion being welded to the inner periphery of a hatch coaming provided in a fuel tank, ...	08/02/1983
4263929	Electropneumatic pressure relief indicator A pressure relief indicator including a housing connected in fluid communication with a fluid system to be relieved, a pair of rupturable diaphragms extending in closing relation across the housing and combining to define a closed chamber, the diaphragm a...	04/28/1981
4195745	Thermally sensitive pressure release assembly for sealed pressurized vessel A pressure release assembly provides controlled depressurization of a sea gas-containing vessel, such as a xenon-filled arc lamp, when the temperature of the gas in the vessel reaches a value corresponding to a selected pressure. The assembly comprises a...	04/01/1980
4126151	Impact sensitive safety-relief system for tank cars A frangible member isolates a rupture disc from a pressurized fluid system. Under abnormal conditions such as might be encountered in a crash or derailment, the frangible member breaks and thereby permits direct contact of the rupture disc with the fluid ...	11/21/1978
4085764	Apparatus for protecting a gas pressure system from over pressure Apparatus for protecting a fluid pressure system from over-pressure, comprising a dome-shaped, reverse acting rupture disk adapted to be installed in an outlet of the fluid pressure system with its convex face resisting the system pressure, the reverse ac...	04/25/1978
4059157	Well control valve apparatus Well control valve to be installed in a tubing string for use in killing a well through use of fluid under pressure pumped down through the annulus surrounding the tubing string. When the annulus pressure exceeds a predetermined value, the valve is opened...	11/22/1977
3955833	Method and apparatus for sterile handling of fluids Method and apparatus for sterile handling of fluids is provided, in particular blood, in which a manifold assembly having a plurality of ports or openings is connected to a fluid to be handled in sterile condition and to a sterilizing solution. The steril...	05/11/1976

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Class 137/68.22 - Disc burst after destruction of additional element