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5133561 |
Sealing device
A sealing device of this invention is designed to prevent entering of the open air through a coupling of a process tube of a CVD apparatus. The sealing device includes a first flange having a...
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5102150 |
Pressure vessel flex joint
An airtight, flexible joint is disclosed for the interfacing of two pressure vessels such as between the Space Station docking tunnel and the Space Shuttle Orbiter's bulkhead adapter. The joint...
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5085293 |
Apparatus for automatically sealing the space between an elevator shaft and an elevator car
A sealing apparatus has inflatable hallow body portions extending around a car opening to close off the space between an elevator shaft wall and the car opening of an elevator car in a draftsproof...
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5080529 |
Belt-like bag bodies
A belt-like bag body comprises a belt-like rubber sheet, a non-adhesion region located at a central portion the rubber sheet and capable of separating the rubber sheet into upper and lower...
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5074773 |
Adjustable gasket alignment block
An assembly (10) for molding a two-tone, thin-walled plastic shell (12) for parts such as automobile door panels, control and instrument panels and the like includes a charge box (24) for supplying...
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5044823 |
Relating to seals
A gap between tunnel segments 1 is sealed by rubber sealing members 8 that are provided with grooves 10 and tubular cavities 11. To improve sealing when a high pressure is applied to one side of...
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4976067 |
Sealing strips
A sealing strip for sealing against a raisable and lowerable window glass plane such as in a motor vehicle door, comprises a triangularly shaped air-tight hollow chamber having two relatively rigid...
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4957215 |
Segmented nozzle dam
A disk of joined segments, having a water resistant sheet over the seams of joining, is mounted on a ring around the nozzle, and water tightly sealed against the ring by expandable rings. A...
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4949031 |
Environmental stress screening apparatus for electronic products
Apparatus for environmental stress screening of electronic components includes a chamber having a wall defining an opening therein. A product carrier pallet has a portion dimensioned and configured...
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4908179 |
Reinforced inflatable seal
An arrangement for temporarily sealing the space between two substantially parallel, adjacent plates in which a flexible, partially inflatable seal is located between the plates to effect primary...
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4836499 |
Butterfly valves
The present invention comprises a transport system having an annular inflatable seal which has an annular interior domed portion which expands as an integral unit until it contacts the edge of a...
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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...
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4758402 |
Refueling seal arrangement for nuclear reactor vessel
An annular plate is mounted on and sealed to the spaced apart pressure vessel flange and vessel containment structure of a nuclear reactor to form a leak-proof bottom for a refueling canal for the...
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4753768 |
Reactor cavity pool seal
An improvement in a reactor cavity pool seal which includes a seal plate between the reactor and the cavity wall and an inflatable annular seal, wherein the inflatable seal operates between a seal...
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4741542 |
Sealing construction
Elastomer injection dry seal construction produced by placing a tube-like flexible elastic body member having a hollow cross-section between spaced part surfaces, particularly between a curved...
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4732553 |
Seal construction for a mold structure for encapsulating glass with a gasket
A unique dynamic seal assembly is used in a mold structure for encapsulating a glass window assembly with a gasket. The seal assembly resiliently supports the window assembly and cooperates with...
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4729724 |
Blower for propelling a continuous gas stream with inflatable gas seals
An apparatus for propelling a continuous gas mixture stream of an inert carrier gas and an aggressive doping gas, includes an electric motor having a motor housing filled with pure carrier gas and...
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4724113 |
Method of molding using an inflatable seal
The invention is a mold adapted for forming a member from a thermoset or thermoplastic resin about a substrate at a distance from the end of the substrate without leaking of the thermoplastic or...
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4682779 |
Explosively driven latch/seal device
An explosively driven latch-and-seal device for latching and sealing the ends of two telescoping members, such as a fixed nozzle section 14 and an extendible nozzle section 16 of a rocket engine....
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4681193 |
Rotary power slips
Rotary power slips mounted in the rotary table of an earth drilling rig and having slips for gripping and releasing pipe in the rotary table. The air transfer ring has concentric grooves in the...
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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...
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4637588 |
Non-bolted ringless nozzle dam
A nozzle dam for providing a fluid-tight seal across a primary fluid nozzle in the plenum of a nuclear steam generating vessel includes an elongated shaft coupled at one end thereof to an anchor...
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4624465 |
Pneumatic safety seal joint made of elastomer with internal septum
A pneumatic safety seal joint, made of elastomer, generally designed to be installed in a slot or groove, this joint having an inflatable internal volume under the pressure of a fluid, and an...
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4579192 |
Method and apparatus for sealing a closure gap
A door on a vehicle is provided with a packing assembly including at least one inflatable member which can be pressurized by a medium such as compressed air from a pressure source so that a...
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4505483 |
Inflatable seal for opening in building wall
An inflatable seal for sealing the open area between the perimeter of an opening in a wall of a building and the body of a vehicle received in the opening. The seal comprises an inflatable member...
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4483457 |
Hinged steam generator nozzle plug
A nozzle plug (22) for blocking a nozzle (46) in a nuclear steam generator (16) is improved by the addition of hinges (40a, 40b) which allow the nozzle plug (22) to be inserted into the steam...
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4482076 |
Nozzle plug for submersible vessel
A plug means for effecting a temporary blockage of a passage through which liquid is designed to flow. The subject plug means includes a frame means capable of being readily disassembled and...
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4469152 |
Dust-tight hatch closure assembly
A dust-tight hatch closure assembly for filling railway covered hopper cars having a filling means and a pneumatic seal in the form of an inflatable annulus.
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4436312 |
Transversely supported seal
A seal structure for an air cushion vessel includes an inflatable bag secured to the hull and a transversely stiffened lobe portion maintained therebeneath. The stiffened lobe portion consists of a...
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4428504 |
Dual-function cargo discharge apparatus
In a self-unloading vessel having hoppers with discharge outlets for discharging either lump or pulverulent material onto an unloading conveyor, discharge apparatus includes a wheeled carriage...
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4399317 |
Sealing apparatus for radio frequency shielding enclosure
An electrically conductive rectangular housing contains a conductive elastomeric tube with a resilient core material. The housing also contains an inflatable seal which is preferably a flattened...
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4375104 |
Pool gateway seal
A device for sealing a gateway between interconnectable pools in a nuclear facility comprising a frame supporting a liquid impermeable sheet positioned in a U-shaped gateway between the pools. An...
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4371175 |
Inflatable gasket for radio frequency shielding enclosure
An inflatable gasket provides an electrically conductive seal between conductive sections of a shielding enclosure. A flattened inflatable elastomeric tube is disposed within a flexible, conductive...
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4363283 |
Supporting pad for hatch covers of ships
A supporting pad for a hatch cover of a ship is provided. The supporting pad comprises a first receptacle firmly connected to the ship. A first slide block is displaceably arranged in the first...
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4341093 |
Device for leading cooling liquid out of rotary electric machine with liquid cooled rotor
A device for conducting cooling liquid out of a liquid cooled rotor type rotary electric machine in which a sealing means is provided for preventing the leakage of cooling liquid from an outlet...
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4313609 |
Sealing devices
A sealing device comprising two interengageable elongate seal members, of which at least one is flexible and has an internal void extending along the length thereof, said one member being arranged...
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4306665 |
Containers having a flexible cover sealable to a rigid base
A container of the kind having a rigid base to which a flexible cover is sealed by means of an inflatable sealing tube is formed with a rigid support plate as part of the base, the support plate...
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4305591 |
Inflatable seals
An inflatable seal comprises a flexible active part and a rigid part which together define a chamber to be pressurized to place the active part in its operative position and to be evacuated to...
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4305590 |
Sealing arrangement for a shutter of a pressure grinder
A sealing arrangement for a shutter for a feeding chamber of a continuously operating pressure grinder. The feeding chamber is provided with an inlet opening for feeding wood batches at atmospheric...
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4296540 |
Method for sealing a dryer
A method for sealing a dryer against leakage of hot gases from within the dryer through joints between adjacent panels enclosing the interior of the dryer. The method comprises fastening respective...
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4268331 |
Method for making a fluid filled ring
A fluid filled ring for a shaft sealing apparatus in a machine casing or container wall through which a rotatable shaft passes. The sealing apparatus comprises a housing fixed about its exterior...
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4249679 |
Sealing closure for asphalt mix storage bin outlet
An asphalt mix storage bin outlet is surrounded by a rim member having a flat bottom surface in which there is an annular groove that extends around the outlet. An outlet closure comprises a...
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4227702 |
Inflatable sealing device
A circumferentially complete seal is received in a circumferentially complete groove machined into a surface of a first member forming part of an ionography imaging chamber. The surface of the...
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4214760 |
Seal for adjacent plates
An arrangement for temporarily sealing the space between two substantially parallel, adjacent plates in which a flexible, partially inflatable seal is located between the plates to effect primary...
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4182179 |
Sight glass assembly
A sight glass assembly including a housing structure mountable on a vessel for containing fluid, the housing structure having an opening therethrough, the opening having an enlarged section...
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4180101 |
Device for closing-off the space defined between an inner pipe and an outer shield tube
A device for closing off the space defined between an inner pipe and an outer shield tube comprises a sleeve of flexible resilient material having one end portion whose internal diameter is...
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4178112 |
Plat-gard leg closure
A diaphragm for closing the bore of a tubular piling guide member and/or supporting leg member of a marine platform or similar structure, the diaphragm comprising reinforced elastic material bonded...
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4177353 |
RFI shielded doors with inflatable gaskets
A gasket structure for the door frame of an electromagnetically shielded enclosure having a flexible inflatable tube with a sleeve or coating of conducting material which upon inflation with the...
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4174735 |
Method of temporarily sealing open ends of fluid conduits terminating in a header space
A method of temporarily sealing off the open ends of a plurality of fluid transport conduits that terminate in a common header space. A sealant material in the liquid state, preferably enclosed in...
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4135698 |
Sealing device
A sealing device which can open or seal a gap between two spaces that are maintained at different pressures has two members provided with surfaces flanking the gap and a seal which is received in a...
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