Knife Or Cutter Causes Disc To Break Patents (Class 137/68.29)
-
Patent number: 11633329Abstract: The present disclosure discloses a feeding system for treating liquid medical waste. The feeding system comprises a receiving container for storing liquid medical waste and a feeding container for accommodating a coagulant. The feeding container comprises an outlet and a seal for closing the outlet, and the receiving container comprises a feeding connector with a feeding channel. The feeding container and the receiving container are provided with a guide mechanism comprising guide lugs and guide slots, and the feeding connector is provided with a plurality of splitting portions arranged along the circumferential direction of the feeding channel and spaced apart from each other by a certain distance.Type: GrantFiled: July 23, 2021Date of Patent: April 25, 2023Assignee: AMSINO MEDICAL (SHANGHA) CO., LTD.Inventors: Zhongze Li, Richard Lee
-
Patent number: 11460087Abstract: An industrial gas spring with a pressure chamber in a casing with an end wall, a piston rod received at least in part in the casing for reciprocation between extended and retracted positions and a pressure relief assembly carried by the end wall. The pressure relief assembly may have a membrane communicating with the pressure chamber and a plunger configured to breach the membrane when engaged and moved by the piston rod when it overtravels its design intended retracted position.Type: GrantFiled: March 20, 2020Date of Patent: October 4, 2022Assignee: DADCO, Inc.Inventor: Jonathan P. Cotter
-
Patent number: 9181076Abstract: A novel system for safely transferring liquids from containers such as plastic jugs that are sealed by frangible seals, to conventional drums of the character having coupler-operated extractor valves. In one form of the invention, a standard coupler mechanism has been modified in a manner to provide means for rupturing the frangible seal of the sealed container without adversely affecting the manner in which the coupler is used to operate the extractor valve that is carried by the drum to which the liquid is to be transferred. Additionally, a novel adapter member has been provided for interconnecting the sealed container to the coupler mechanism.Type: GrantFiled: September 24, 2013Date of Patent: November 10, 2015Inventors: Michael Tomlinson, Harry Klepach
-
Patent number: 8807154Abstract: A rupture disk is provided for relieving pressure between the interior of a battery box and the exterior of the battery box, the box having an outlet opening. A first layer provides a gasket which abuts the battery box, the gasket having a central opening which aligns with the battery box opening. A second layer is in the form of a reverse buckling disk having a disk flange, a domed portion and a weakened portion on the dome that defines a disk burst pressure, the second layer having concave and convex sides. A third layer that is an outlet ring that sandwiches the second layer in between the first and the third layer layers, the outlet ring having a central opening surrounded by an edge. A plurality of teeth on the third layer extend from said edge inwardly. A plurality of tabs are provided on the first and third layers.Type: GrantFiled: August 26, 2013Date of Patent: August 19, 2014Assignee: Oklahoma Safety Equipment Company, Inc.Inventor: Sudheer Khamitkar
-
Patent number: 8602072Abstract: A device facilitates the transfer of a substance from a container into a receptacle. The container has an opening sealed by a breachable seal. The device includes a connector for connection to the opening and a severing component. Either the connector or the severing component is movable with respect to the other to enable the severing component to breach the seal.Type: GrantFiled: December 11, 2010Date of Patent: December 10, 2013Assignee: ProMinent Fluid Controls Pty LtdInventor: Barry Faulkner
-
Patent number: 8550108Abstract: A gas pressure control valve having a valve body with a gas inlet and a gas outlet is described. An inner cap is provided bounding in part a chamber within the valve body in communication with the gas inlet. The valve body contains a spring loaded piston comprising a piston head and a piston rod. The piston rod includes a conduit providing communication between the chamber bounded in part by the inner cap and a chamber adjacent the piston head and the gas outlet. The piston is operable to move between a closed configuration in which the piston rod prevents communication between the gas inlet and the chamber bounded in part by the inner cap and an open configuration in which the piston rod permits communication between the gas inlet and the chamber bounded in part by the inner cap.Type: GrantFiled: April 5, 2011Date of Patent: October 8, 2013Assignee: Linde AktiengesellschaftInventor: Andrew Richard Thomas Tatarek
-
Patent number: 8517042Abstract: A rupture disk is provided for relieving pressure between the interior and exterior of a battery box, the box having an outlet opening. The apparatus includes a first layer that provides a gasket which abuts the battery box, the gasket having a central opening which aligns with the battery box opening. A second layer is in the form of a reverse buckling disk having a disk flange, a domed portion and a weakened portion on the dome that defines a disk burst pressure, the second layer having concave and convex sides. A third layer is an outlet ring that sandwiches the second layer in between the first and the third layers, the outlet ring having a central opening surrounded by an edge. A plurality of teeth on the third layer extend from said edge inwardly a distance. A plurality of tabs are provided on the first and third layers.Type: GrantFiled: August 27, 2010Date of Patent: August 27, 2013Assignee: Oklahoma Safety Equipment Company, Inc.Inventor: Sudheer Khamitkar
-
Patent number: 8251083Abstract: A system for preventing overinflation of an inner tube is disclosed. In some embodiments, the system may include a wheel; and a tube-bursting region of the wheel, wherein the tube-bursting region is configured to facilitate bursting of an associated inner tube when the associated inner tube is pressurized above a predetermined maximum pressure. A tire system also is disclosed. In some embodiments, the system may include a wheel; and a tube-bursting region of the wheel, wherein the tube-bursting region is configured to facilitate bursting of an associated inner tube when the associated inner tube is pressurized above a predetermined maximum pressure. A children's ride-on vehicle also is disclosed. In some embodiments, the vehicle may include a wheel; and a tube-bursting region of the wheel, wherein the tube-bursting region is configured to facilitate bursting of an associated inner tube when the associated inner tube is pressurized above a predetermined maximum pressure.Type: GrantFiled: March 7, 2011Date of Patent: August 28, 2012Assignee: Mattel, Inc.Inventors: Ronald M. Asbach, William R. Howell
-
Patent number: 8056756Abstract: The present invention provides a communication member for a medical container capable of allowing communication between the inside and the outside of a container body containing a liquid in a state of being fixed to the container body. The communication member includes: a valve 2 having an insertion hole 2a; a tubular body 3 supporting the valve 2; and a closing film 4 for closing a bore of the tubular body 3 in the bore and in the vicinity of the valve 2. The tubular body 3 and the closing film 4 are molded integrally. A groove 4a that passes through the center of the closing film 4 is formed on either a surface of the closing film 4 on the valve 2 side or a surface opposite to the valve side.Type: GrantFiled: October 17, 2007Date of Patent: November 15, 2011Assignee: JMS Co., Ltd.Inventor: Tadashi Okiyama
-
Patent number: 8038024Abstract: This invention relates to a cylindrical holder member for a bi-directional bulged rupture disc. The support body of the holder has a rim that supports the rupture disc with the concave surface of the disc facing the holder. The support body is provided with a unitary one-piece, centrally creased cutting element that is of generally V-shaped configuration in plan view. The cutting element has a pair of elongated converging leg components with each leg component being connected to and supported by the interior wall surface of the holder body, with each leg component having an arcuate cutting edge. The cutting edges of the leg components merge at the crease in the cutting element to define a central cutting edge peak section. The cutting element is positioned in the holder with the cutting edge peak section extending beyond the rim of the support body into the concave area of the disc.Type: GrantFiled: January 14, 2005Date of Patent: October 18, 2011Assignee: Fike CorporationInventors: Michael D. Krebill, Daniel G. O'Halloran, Jeromie T. Farnsworth, Bradford T. Stilwell
-
Publication number: 20110203674Abstract: A pressure relief system for depressurizing a bottled pressure vessel. In one embodiment, the system includes a pressure relief device having a hollow outer member coupled to a fluid port in the vessel and an inner member at least partially disposed in and movably supported by the outer member. The system may further include a rupture disk disposed in the port between the vessel interior and exterior. In operation, the outer member remains stationary while the inner member is advanceable therein towards the pressure vessel. In one embodiment, the inner member includes a piercing element which is projectable to penetrate the rupture disk and into the vessel interior through material deposits that may obstruct the fluid port thereby releasing captive pressure in the vessel.Type: ApplicationFiled: February 24, 2011Publication date: August 25, 2011Applicant: APPLIED SEPARATIONS, INC.Inventors: Martin Fetner, Rolf Schlake, Ernie Schlegel
-
Patent number: 7918240Abstract: A system for preventing overinflation of an inner tube is disclosed. In some embodiments, the system may include a wheel; and a tube-bursting region of the wheel, wherein the tube-bursting region is configured to facilitate bursting of an associated inner tube when the associated inner tube is pressurized above a predetermined maximum pressure. A tire system also is disclosed. In some embodiments, the system may include a wheel; and a tube-bursting region of the wheel, wherein the tube-bursting region is configured to facilitate bursting of an associated inner tube when the associated inner tube is pressurized above a predetermined maximum pressure. A children's ride-on vehicle also is disclosed. In some embodiments, the vehicle may include a wheel; and a tube-bursting region of the wheel, wherein the tube-bursting region is configured to facilitate bursting of an associated inner tube when the associated inner tube is pressurized above a predetermined maximum pressure.Type: GrantFiled: January 16, 2009Date of Patent: April 5, 2011Assignee: Mattel, Inc.Inventors: Ronald M. Asbach, William R. Howell
-
Patent number: 7748398Abstract: A pressure relief valve for a container having a liner therein for holding food products includes a hollow body incorporated into a lid of the container and extends inwardly therefrom. A cutter member is mounted in an opening at an outer end of the body and has a knife extending inwardly through the valve body. A piston is slidably connected to the body and has an opening therein for receiving the knife and a compression spring is mounted around the knife and positioned between a top of the cutter and a bottom of the piston to bias the piston inwardly away from the wall. Pressure buildup in the liner causes the liner to expand and push the piston outwardly towards the lid to expose the knife which then punctures the liner and relieves the pressure therein and allows a product to be discharged from the container through the valve.Type: GrantFiled: November 7, 2007Date of Patent: July 6, 2010Assignee: Buckhorn, Inc.Inventor: Daniel Miller
-
Patent number: 7533727Abstract: An oil well completion tool having a tubular assembly defining an elongated main passage is adapted to be connected to a multiple-section tubing string within an oil well casing. A severable plug is mounted in the tubular assembly in normal blocking relationship to the passage. A movable shear cylinder unit has a plug-severing edge operable to sever an entire central segment of the plug from a remaining peripheral portion thereof. Separate hinge structure has an elongated U-shaped leg portion connected to the central segment of the plug. The leg portion of the hinge structure, which undergoes elongation, is operable to retain the severed central segment of the plug in the main passage while allowing the central segment of the plug to bodily shift independent of and in a direction away from the peripheral portion of the plug.Type: GrantFiled: September 20, 2007Date of Patent: May 19, 2009Assignee: Fike CorporationInventors: John A. Barton, Mark Burris, Donald R. Hibler, Jr., Daniel O'Halloran, Joel Wicoff
-
Patent number: 7308903Abstract: 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 pressure support member includes an annular flange and at least one supporting projection. A cutting element is adapted to puncture the sealing member when the sealing member is subject to a predetermined pressure differential. The pressure relief device may further include a high pressure support member and safety heads forming a pre-torqued assembly. The supporting projection may optionally include an area of weakness either wholly within or on the periphery thereof.Type: GrantFiled: January 4, 2006Date of Patent: December 18, 2007Assignee: BS&B Safety Systems LimitedInventors: Mitch Rooker, Greg Klein, Charlie Beair, Geof Brazier
-
Patent number: 7048898Abstract: The invention provides an apparatus for preparing a fluid for a medical procedure by mixing of at least one medicament in the form of powder with water, the medicament is held in a vessel which defines a bottom, a side wall, and a top opening which is closed by an membrane for sealing the inside of the vessel. The apparatus includes an opener for opening the membrane of the vessel.Type: GrantFiled: December 21, 1999Date of Patent: May 23, 2006Assignees: Teijin Linited, Aksys Ltd.Inventors: Naohiko Moriyama, Tetsuya Yano, Ken Imai, Tsuneo Deguchi
-
Patent number: 7011104Abstract: 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 pressure support member includes an annular flange and at least one supporting projection. A cutting element is adapted to puncture the sealing member when the sealing member is subject to a predetermined pressure differential. The pressure relief device may further include a high pressure support member and safety heads forming a pre-torqued assembly. The supporting projection may optionally include an area of weakness either wholly within or on the periphery thereof.Type: GrantFiled: February 27, 2004Date of Patent: March 14, 2006Assignee: BS&B Safety Systems LimitedInventors: Mitch Rooker, Greg Klein, Charlie Beair, Geof Brazier
-
Publication number: 20040206393Abstract: 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 pressure support member includes an annular flange and at least one supporting projection. A cutting element is adapted to puncture the sealing member when the sealing member is subject to a predetermined pressure differential. The pressure relief device may further include a high pressure support member and safety heads forming a pre-torqued assembly. The supporting projection may optionally include an area of weakness either wholly within or on the periphery thereof.Type: ApplicationFiled: February 27, 2004Publication date: October 21, 2004Inventors: Mitch Rooker, Greg Klein, Charlie Beair, Geof Brazier
-
Patent number: 6446654Abstract: 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 such that a negative pressure differential created in the system acts on the seal to move the seal away from the negative pressure support. A wire connects the seal to the support. The wire is configured to break, thereby releasing the seal, when the seal is exposed to a negative pressure differential having a predetermined level. The device may also include a positive pressure support disposed between the seal and the negative pressure support. The positive pressure support prevents the seal from releasing until the system experiences a positive pressure differential of a predetermined level. The device may also include a sensor that indicates when the seal has released.Type: GrantFiled: November 26, 2001Date of Patent: September 10, 2002Assignee: BS&B Safety Systems, Inc.Inventors: Geof Brazier, Greg Klein, John Nguyen
-
Patent number: 6349737Abstract: A support ring adapted to support a rupturable rupture disc member in a rupture disc assembly. The support ring includes an upper surface, a lower surface, a central aperture defined by an inner peripheral edge and at least one tear-initiating projection, and having a cutting means extending inwardly from the inner peripheral edge and below the upper surface and adapted to cut the rupture disc member. The cutting means includes a plurality a curved cutting portions, each of the plurality of curved cutting portions including an inner arc section extending closer to the inner peripheral edge than other portions of the curved cutting portion.Type: GrantFiled: February 13, 2001Date of Patent: February 26, 2002Assignee: Process Equipment, Inc.Inventors: G. Scott Muddiman, John D. Goddard
-
Patent number: 6321771Abstract: 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 such that a negative pressure differential created in the system acts on the seal to move the seal away from the negative pressure support. A wire connects the seal to the support. The wire is configured to break, thereby releasing the seal, when the seal is exposed to a negative pressure differential having a predetermined level. The device may also include a positive pressure support disposed between the seal and the negative pressure support. The positive pressure support prevents the seal from releasing until the system experiences a positive pressure differential of a predetermined level. The device may also include a sensor that indicates when the seal has released.Type: GrantFiled: April 6, 2000Date of Patent: November 27, 2001Assignee: BS&B Safety Systems, Inc.Inventors: Geof Brazier, Greg Klein, John Nguyen
-
Publication number: 20010006075Abstract: In combination with a rupture disc assembly, there is provided an improvement by using a support ring having a projection and a continuous, generally clover leaf pattern cutting edge.Type: ApplicationFiled: February 13, 2001Publication date: July 5, 2001Inventors: G. Scott Muddiman, John D. Goddard
-
Patent number: 6220269Abstract: In combination with a rupture disc assembly, there is provided an improvement by using a support ring having a projection and a continuous, generally clover leaf pattern cutting edge.Type: GrantFiled: December 30, 1999Date of Patent: April 24, 2001Assignee: Process Equipment Inc.Inventors: G. Scott Muddiman, John D. Goddard
-
Patent number: 6192914Abstract: The present invention provides an improved rupture disk apparatus and manufacturing method. The apparatus includes a rupture disk having at least one area of weakness formed by the displacement of material through a partial shearing motion. The weakened area is capable of withstanding pressure cycling because the rupture disk flange acts to support the weakened area during use. The apparatus further includes a safety member adjacent to the rupture disk on the outlet side to ensure opening, the safety member having at least one rupture-initiating, stress-concentrating point positioned to contact the rupture disk weakened area.Type: GrantFiled: September 20, 1999Date of Patent: February 27, 2001Assignee: BS&B Safety Systems, Inc.Inventor: Stephen P. Farwell