Bizarre Patents
A banana protective device for storing and transporting a banana carefully.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 6845876 | Expandable seal assembly apparatus and method The expandable seal assembly can be used to seal the contents of a container. When air pressure is applied to a chamber, rods with leaf springs on a distal end extend outward mating an expandable elastic to the inside edge of the container to be sealed. A spring-mou... | 01/25/2005 |
| 6736407 | Static fluid seals and seal assemblies for ultrahigh pressure fluid containment High-pressure static seals and pressure vessels with static seals for containing fluid at high pressures are shown and described. Embodiments of the invention allow a plug to be easily, manually inserted into and removed from the pressure vessel. A metallic ring in ... | 05/18/2004 |
| 6641349 | Clean box, clean transfer method and system A clean box is composed of a box body having an opening in one surface thereof and a lid member for closing the opening. An annular groove is formed so as to surround the opening on one of the box body or the lid member for defining a suction space sealed... | 11/04/2003 |
| 6015197 | Protective grommet apparatus and method An apparatus and method for covering an opening in a cabinet for housing electronic devices includes a grommet for covering the opening in the cabinet. A plurality of slits are formed in the grommet defining a plurality of flexible tab portions to allow o... | 01/18/2000 |
| 5850934 | Pressure vessel seal with self-energizing seal The present invention is a pressure vessel device. The device is comprised of a vessel body having an open end. The device also comprises an end cap disposed on the open end of the body. A self-energizing seal is disposed between the end cap and the vesse... | 12/22/1998 |
| 5670048 | Preparatory supercritical fluid extraction using sealed chamber A preparatory supercritical extraction cartridge includes a chamber for sample having a volume in the range of 20 cubic centimeters to 2,000 cubic centimeters. An inlet and an outlet are fastened to the cartridge walls by threads and sealed to said cartri... | 09/23/1997 |
| 5225631 | Liquid-pressurized radio frequency interference gasket A radio frequency gasket assembly having a flexible hollow tube enveloped a conductive layer, and filled with an incompressible fluid. In one embodiment thereof, the undeformed gasket is filled with a sufficient volume of incompressible fluid such that w... | 07/06/1993 |
| 5221019 | Remotely operable vessel cover positioner A remotely operable vessel cover assembly used with a vessel. The cover assembly has a mounting rim secured to the vessel surrounding a circular opening and a circular cover to fit against the mounting rim. A force ring having a plurality of openings is a... | 06/22/1993 |
| 5214241 | Pressure stabilized radio frequency gasket A radio frequency gasket assembly having a flexible hollow tube enveloped a conductive layer, and filled with a compressible fluid, or a combination of both compressible and incompressible fluids. In one embodiment thereof, the undeformed gasket is fille... | 05/25/1993 |
| 5123557 | Gas stopper and methods of constructing and utilizing same A gas cap permanently mounted to an access door for preventing back flow of fuel from a filler neck. A tubular member is secured to the access door including a mating member for connecting with the filler neck and locking members. Upon the presence of pre... | 06/23/1992 |
| 4974735 | Closure The application describes a closure for a container, the closure comprising a first part to be mounted on the container and a second part pivotally connected to the first part to close upon the first part. First tamper-evident means are provided between t... | 12/04/1990 |
| 4826036 | Nozzle dam sealing system A nozzle dam 14 has an integral diaphragm 50 and peripheral seal 58 radially engaged by bladder 46 to seal against the nozzle dam surface 12. The bladder receives force from a surface 44 on a plunger member 42. The plunger member 42 moves with the nozzle ... | 05/02/1989 |
| 4820384 | Remotely operable vessel cover positioner This is an apparatus for attaching a removable cover to a large vessel. It is adaptable to existing vessels, especially those which have a mounting rim or flange. It uses multiple connector pins which are attached permanently to the vessel and which can b... | 04/11/1989 |
| 4799692 | Radial pressure flange seal This invention provides an all metal seal for vacuum or pressure vessels or systems. This invention does not use gaskets. The invention uses a flange which fits into a matching groove. Fluid pressure is applied in a chamber in the flange causing at least ... | 01/24/1989 |
| 4719687 | Method for sealing, pressure-testing, and transporting a multi-pipe segment A multi-purpose pipe and seal/alignment device is provided for sealing pipe ends against internal or external pressure while protecting the pipe end preparation from damage to facilitate a permanent pipe joining process at a remote location in an adverse ... | 01/19/1988 |
| 4671518 | Inflatable reactor vessel stud hole plug An expandable inflatable circular plug for sealing one of the blind bore holes which are located in a reactor vessel body flange of a nuclear reactor and which are used to fasten the reactor vessel head to the reactor vessel body by means of bolts passing... | 06/09/1987 |
| 4614281 | Closure and method for repair of a pressurized container Apparatus for temporary containment of chemicals escaping from end members of a cylindrical container storing pressurized chemicals includes a plate, that can fit within the constricted walls of the ends of the cylinder and an inflatable tube around the e... | 09/30/1986 |
| 4609042 | Inflatable safety bladder A casing safety device and method are disclosed for preventing tools from falling into an open well casing and for venting gases to a distance above the open mouth of the casing. An inflatable bladder is provided for placement in the casing adjacent the o... | 09/02/1986 |
| 4390333 | Apparatus suitable for use in closing openings with a foam-expanded bladder A hole, particularly an accidental perforation, is closed by manoeuvering a bladder (g) into the hole employing a hollow rod (f) on which the bladder is mounted at one end. An operator operating from the other end of the rod actuates a device such as a tr... | 06/28/1983 |
| 4329132 | Hole plugging system A system for plugging holes in vessels which comprises the combination of a storage and delivery system for a foam-forming material, and a hole-plugging assembly. The hole-plugging assembly includes a flexible nonelastic bag member which is inserted in a ... | 05/11/1982 |
| 4135973 | Core disruptive accident margin seal Apparatus for sealing the annulus defined within a substantially cylindrical rotatable riser assembly and plug combination of a nuclear reactor closure head. The apparatus comprises an inflatable sealing mechanism disposed in one portion of the riser asse... | 01/23/1979 |
| 4058234 | System for sealing and repairing leaks in ruptured containers A system for sealing and repairing leaks in ruptured containers whereby an applicator including an open-celled sponge body is inserted into the rupture and the two interacting components of a binary fluid foam composition are mixed and injected into the s... | 11/15/1977 |
| 4014393 | Core receiver and method of use thereof An apparatus for coupling to the base of a vertically suspended core barrel inside a drilling rig for controllably receiving intact the columnar mass of core material contained therein. A tubular housing is provided for connecting to the barrel and includ... | 03/29/1977 |
| 3994429 | Purge unit for welding apparatus The invention provides a purge unit for establishing a closed zone for an inert gas around a weld area. The purge unit is particularly adapted for use where a branch pipe is welded to a main pipe or header. The purge unit is inserted into an opening in th... | 11/30/1976 |
| 3974937 | Monitory closure sealing mechanisms for storage facilities A seal mechanism for the closure of a storage facility with means for monitoring and indicating any leakage at the seal. The sealing mechanism includes a chamber for containing gas under pressure which presses a seal against a seat on the storage facility... | 08/17/1976 |
