Matches 1 - 50 out of 194 1 2 3 4 >
Match Document Document Title
7416224 Sliding ring fixing  
A device for fixing the sliding ring of an axial sliding ring seal for an axial rotary transmission leadthrough to a sliding ring support includes a conically tapered radial outer casing surface of...
7296800 Seal device  
A seal device that includes a seal portion protruding from a resilient body member in a common direction with a seal lip member. The seal portion being shorter in length and having a thickness that...
7029012 Mechanical seal without elastomers  
A seal that provides sealing between a rotatable shaft and a housing has a stationary part for connection to the housing and a rotary part for rotation with the shaft. The rotary part includes a...
6921078 Slip ring seal  
Slit ring seal, especially running gear seal, consisting of an angle-shaped slip and/or opposing ring with a circumferential surface designed to accent a ring-shaped, approximately cross-sectional...
6338489 Mechanical seal  
A mechanical seal including a slide ring and a counter-ring that are axially preloaded against each other along sealing surfaces through the application of spring tension. These surfaces contact...
6142476 Mechanical seal  
A mechanical seal having two balance diameters and balance factors established separately and freely for two fluids which are opposed at a sealing face by providing two seal packings with a seal...
6120034 Secondary sealing assembly for mechanical face seal  
A mechanical seal for providing fluid sealing between a housing and a rotatable shaft includes a gland assembly, a secondary sealing assembly, and first and second seal rings each having a seal...
6092809 Secondary seal for a sealing arrangement  
A sealing arrangement for sealing lubricating oil in and debris out of a final drive of an earth moving machine is disclosed. The sealing arrangement includes a secondary seal for use in severe...
5961122 Split mechanical face seal and method of assembly thereof  
A split mechanical face seal assembly for mounting around a shaft, and having two holder halves, each of the two holder halves having first and second axial ends, each first end defining a...
5769605 Sealing device for a rotary shaft  
A sealing device for a centrifugal pump is mounted on an axle of the centrifugal pump and includes a retainer ring, a supporting ring, a rotor ring, and a fixing ring. The supporting ring includes...
5725219 Mechanical face seal with elastomeric bellows unit and intermeshing drive bands  
Mechanical face seal has a first sealing mounted in fixed axial and rotational relationship and sealed with respect to a housing and a second sealing ring mounted in fixed rotational relationship...
5692756 Refrigeration compressor and compressor seal  
A refrigeration compressor including a compressor housing, a compressor shaft rotatably positioned within the housing, a refrigerant positioned within the housing, a face seal operatively...
5556110 Shroud enclosure for brittle mechanical face materials  
A mechanical seal assembly having a rotatable seal ring connected to the shaft and a non-rotatable seal ring connected to the housing. A cylindrical drive ring encircles the rotatable seal ring and...
5544897 Cartridge seal having a high contact pressure seal and means for intersleeve adjustment including quench fluid delivery  
An improved mechanical seal of the cartridge-type providing an inboard compressed packing seal between dual shaft sleeves and the pump shaft, compressed between the shaft sleeves by action of a...
5505465 Mechanical seal stud torquing system  
An improved cartridge mounted mechanical seal for providing a seal between a housing and a rotatable shaft is provided, including at least one radial stud which extends from the inside of the...
5489105 Sleeve for shaft seal  
A shaft sleeve for a mechanical seal assembly having fixed radial lugs for rotationally anchoring one seal ring on an inboard side of the sleeve and depressible anchors for rotationally anchoring a...
5470158 Seal for rolling bearings  
An annular sealing groove is provided at an axial end of one of an outer or inner bearing ring. The seal element comprises an annular ring of an elastomeric material with a plurality of...
5409241 Positive drive compensating shaft seal  
A compensating positive drive rotary shaft seal assembly comprises a two-part housing, each housing part including a radially directed stator surface surrounding the shaft. A collar is keyed to the...
5409240 Seal with self-lubricating contact surface  
A seal between a housing and a rotatable shaft is provided, comprising a first ring member generally concentric with a rotatable shaft, the first ring member being attachable to the shaft in a...
5388843 Fluid film seal  
Fluid film seal for shafts rotating at high speeds with improved centering means for low unbalance of the rotating seal ring. Centering and drive means are combined and interspaced at the center...
5375852 Rotating seal body for face type seal  
A rotating seal body for a face type seal having a rotor portion secured on and rotatable with a shaft and a stator portion for securement in a housing and sealing faces on each of the portions in...
5348312 Cassette seal  
A cassette seal for sealing off the gap between a bore hole and a shaft. The seal includes an inner ring which is secured to the shaft and has a groove open radially to the outside. The seal also...
5332361 Shaft seal arrangement for water pump  
A water pump, especially for the cooling system of a combustion engine of a car, has a housing with a space for a fluid. This space contains a pump device. The pump device is mounted on a shaft...
5295549 Mechanical lock to prevent seal ring rotation  
An earth boring bit of the type having at least one rotatable cutter on a bearing shaft, a hydrostatic pressure compensator to balance the pressure of the lubricant with the pressure of the...
5263444 Seal, and sealed T-joint  
A seal for the T-joint between upper and lower engine crankcase members and a crankshaft seal member has a longitudinal portion received between and engaging the upper and lower crankcase members,...
5199719 Sealing arrangement  
A sealing arrangement is provided and includes a slide ring seal, and a counter ring that is accommodated in a holder that is provided with a presser sleeve via which, in an installed state, the...
5199172 Method of manufacturing a pinless retainer for a primary ring  
A mechanical seal for use between a housing and a rotatable shaft supported by the housing having adjacent annular primary and mating sealing rings, each ring having a generally radial sealing face...
5192085 Rubber drive system mechanical seal  
A mechanical seal particularly well suited to use in rotary equipment handling abrasive slurries. The seal comprises a split rotary face biased toward a split stationary face by a cone spring. The...
5188377 Externally-mounted, stationary-design, self-aligning rotary face seal  
An externally-mounted, stationary-design, self-aligning, rotary face-seal is provided for securement to a rotatable shaft member extending through a housing of equipment containing a media (e.g....
5183270 Composite seal rotor  
A composite seal rotor is provided for sealing between the rotating components of a gas turbine engine held together by the compressive force of a lockup assembly and a housing circumscribing the...
5160149 Seal rotor mount  
A rotary seal is affixed to an adjacent rotating shaft through a thin foil axially clamped to the shaft. The relative configuration and arrangement assures that any distortional producing clamping...
5123660 Extended life mechanical face seal assembly  
A rotary mechanical face seal utilizes a pair of cup-shaped inserts to closely support the contoured diaphragm of an elastomeric boot whereby the diaphragm does not actively undergo deflection to...
5087172 Compressor cartridge seal method  
A high pressure compressor seal having an inner part and an outer part rotatable with respect to each other. The inner seal part includes a polygonal-shaped bore mounted on a polygonal-shaped...
4973224 Impeller-and-seal unit for liquid pumps  
An impeller-and-seal unit for a liquid pump includes a plastic impeller, a metal hub affixed to the impeller and arranged to receive and contact a pump shaft, a slide ring seal assembly including a...
4936593 Shaft seal  
A seal assembly for providing a seal between the hull of a powered water craft and a drive shaft which passes through the hull includes a flexible tubular boot which is attached to a through-hull...
4917389 Water pump face seal assembly  
A water pump face seal assembly uses a wave spring stamped from flat stock with drive tabs which, besides providing contact force and wear take up, also serves to maintain a square, concentric...
4842494 Refrigerator compressor/internal combustion engine unit of the rotary piston type  
A machine unit which includes a refrigerating compressor and an internal combustion engine of the trochoid type including pistons revolving in a planetary arrangement on eccentrics of the same...
4798481 Rolling bearing slewing ring  
A rolling bearing slewing ring comprising two mutually concentric bearing rings between which rolling elements roll, one bearing ring having a seal in sliding engagement with a cylindrical seal...
4795169 Radially stable mechanical face seals  
A mechanical face seal has a first seal face member mounted in fixed rotational and radial relationship to one component and sealed with respect thereto; abutment means mounted in fixed rotational...
4779876 Drive for banded washer type seal  
An improved drive for a banded sealing ring or washer in a rotary mechanical seal. The washer, usually a ceramic washer, is provided with an annular band surrounding its outer periphery which...
4754981 Unitized face sealing device  
A unitized face sealing device comprising first and second annular face sealing rings which can rotate relatively to each other and which have interengaging sealing faces, said rings being located...
4732550 Scroll fluid machine with fine regulation elements in grooves having stepped portion  
The present invention relates to a scroll fluid machine in use for compressors, expanders and the like, comprising spiral fine regulation elements having the same curvature as each spiral side...
4688807 Shaft seal  
A shaft seal comprises a rotatable seal ring carrying an annular seal member for rotatably engaging a seal face of a seal member. The seal ring is mounted in a seal holder and is coupled for...
4666001 Earth boring bit with improved rigid face seal assembly  
An earth boring bit having a cantilevered bearing shaft and a compensator system to equalize the pressure of the lubricant with the hydrostatic pressure of the drilling fluid surrounding the bit. A...
4648605 Mechanical seal assembly  
A mechanical seal assembly especially adaptable for use in the chemical industry in which a jacket impervious to the chemical involved surrounds a spring means which urges the seal faces toward one...
4643439 Seal for relatively rotatable parts  
The external seal is mounted on a housing about a rotary shaft projecting through an opening in the housing. The seal is a resilient, flexible member having a generally tubular body portion with an...
4639000 Automatic aligning cartridge mount seal  
A cartridge mount seal includes a unitary sleeve structure for telescopically receiving a seal ring adapter therein, the sleeve structure being sealed to a shaft and to the seal ring adapter....
4589822 Centrifugal blood pump with impeller  
A centrifugal blood pump has an impeller with a hub, a blade support ring and alternating long and short blades. A tapered seal between a pump housing wall and a hub of an impeller which provides a...
4573496 Hydraulic power steering gear and rotary valve therefor  
Seal wear of hydraulic power steering gear housing is reduced by forcing relative motion to occur between the seal and the control valve whose material is typically more wear resistant than the...
4538820 Shaft seal  
A seal assembly for sealing between a rotating shaft and a housing member is provided. The seal assembly includes a first annular seal member seated in the closed end of an annular axially opening...
Matches 1 - 50 out of 194 1 2 3 4 >