Did You Know...
...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
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| Number | Title | Issue Date |
| 7857322 | Sealing ring The present invention provides a sealing ring having at least eight sealing edges. Sealing rings, such as O-ring seals, are generally known. These universal sealing rings can be used for statically or dynamically sealing machine elements. They have the advantage of ... | 12/28/2010 |
| 7380797 | Wheel support bearing assembly To provide a wheel support bearing assembly in which the frictional resistance can be effectively reduced while effects of minimizing leakage of the filled lubricant and ingress of dust and muddy water from outside of the bearing assembly are secured, the wheel supp... | 06/03/2008 |
| 7293496 | Hydraulic linear drive of a transmission actuator A hydraulic linear drive, in particular for a hydraulic transmission actuator, has a piston/cylinder unit in which an adjusting piston is situated so that it is longitudinally displaceable in a cylinder housing and divides a cylinder space into at least two pressure... | 11/13/2007 |
| 7264249 | Seal A hub unit including a hub and a flange integrally formed with the hub, and a seal including a core metal and an elastic body integrally molded with the core metal. The elastic body includes one or more lips in sliding contact with one or both of the hub and the fla... | 09/04/2007 |
| 7257862 | Decelerating device for insertion between two relatively rotating members, in particular a drum and an oscillating door for loading the drum in a top-loaded washing machine A decelerating device includes a bushing and a pin carried coaxially by the bushing. A first end of the pin is housed inside the bushing and a second end of the pin, opposite to the first end, projects axially in cantilever fashion from the bushing. Inside the bushi... | 08/21/2007 |
| 7234704 | Wiping and/or sealing element as well as process for sealing a piston and clamping and/or support element The present invention pertains to a wiping and/or sealing element for sealing a piston (11) guided movably in a housing (10) with a seal held in a groove (21, 30). The present invention pertains, furthermore, to a process for sealing a movable p... | 06/26/2007 |
| 7216872 | Seal for use with pipe and flange assemblies The invention relates to a seal for use with a pipe and flange assembly. The seal is intended to prevent leakage during axial movement of the pipe relative to a flange. The invention comprises a central cylindrical elastomeric member located between two circular ela... | 05/15/2007 |
| 7097179 | Apparatus and method for manufacturing rubber-wrapped spiral wound gaskets A spiral wound gasket made of an elongate band with a portion of the elongate band jacketed by a resilient filler material, the jacketed elongate band wrapped in a plurality of overlapping turns to define a radially thick reinforcing member with the band in each tur... | 08/29/2006 |
| 7066927 | Vented seal having redundant sealing components A seal having a body and several bands extending away from the body. The bands extend around an axial portion of the body. In some embodiments, the bands project from and are formed integral with the body. For example, the bands can be rings. Two bands can be locate... | 06/27/2006 |
| 7051694 | Sealing system for a shaft A sealing system for a shaft, in particular for a combustion engine, with a motor casing cover having a clearance hole for take-up of a carrier is shown having at least one dynamically and at least one statically effective sealing area and is equipped with a centeri... | 05/30/2006 |
| 7007954 | Annular gasket for a fluid transfer coupling, and a coupling fitted with such a gasket The invention seeks to enable a coupling to be made in which assembly forces during assembly of the gasket are small, even though the coupling is of large size, e.g. having a diameter equal to 50 mm. To achieve this object, the invention proposes making a gasket who... | 03/07/2006 |
| 7004474 | Seal for an endless track A seal for an endless track has a cross section having a centerline parallel to an axis of the seal and a configuration symmetric with respect to the centerline of the cross section. The seal can include an elastically deformably configured portion having a cross se... | 02/28/2006 |
| 6962344 | Bearing seal for water pump A bearing seal for a water pump of an automobile has rolling elements between an outer ring fixed to a casing and a rotary shaft that is provided with a drive portion at one end and an impeller at the other end. In addition, a seal is formed between the outer ring a... | 11/08/2005 |
| 6953193 | Sealing apparatus To reduce a sliding resistance to the rotation member, and whereby to reduce a torque, a thickness of an inner diameter side lip is formed to be larger than a thickness of an outer diameter side lip, and the outer diameter side lip is formed thinner than the inner d... | 10/11/2005 |
| 6926285 | Jacketed spiral wound gasket A spiral wound gasket made of an elongate band jacketed by a sealing material, with the elongate band wrapped in overlapping turns to define a radially thick gasket with an inner diameter for being exposed to a material to be sealed and an outer diameter, in which t... | 08/09/2005 |
| 6910692 | Composite elastomeric seal for sealing fluid lines A composite elastomeric seal for sealing fluid line members is provided. The composite seal comprises an outer U-shaped seal body and an inner elastomeric portion. The U-shaped seal body comprises inner and outer extending arms, each arm having a shaped contour and ... | 06/28/2005 |
| 6908070 | Cylinder valve insert A valve insert for a cylinder valve for connecting an LPG tank to a gas consuming appliance has a body member mounted in the outlet end of the cylinder valve and a valve element slidable in the body member and cooperable therewith to control the flow of gas from the... | 06/21/2005 |
| 6907974 | High performance intermediate servo assembly A high performance intermediate servo assembly wherein the servo piston has been modified to provide at least a 17% increase in surface apply area and a corresponding increase in hydraulic pressure delivered to the 2nd gear clutch band which it actuates i... | 06/21/2005 |
| 6783131 | Neck seal A neck seal is disclosed for use in an oil film bearing assembly for a roll in a rolling mill, the roll having a neck with an intermediate tapered section leading to a reduced diameter end section contained within a sleeve, with the sleeve being fixed in relation to... | 08/31/2004 |
| 6729625 | Annular seal for rolling rolls An annular seal (10) for a rolling roll (12) able to be assembled rotatable on at least one supporting oil-film bearing (15), including an annular body (20) made of flexible material, shaped to define a central cavity (21) able to ... | 05/04/2004 |
| 6722658 | Wiper with integrated seal A wiper having an integrated seal, comprising at least one dynamically stressed, first sealing lip arranged in the direction of a space to be sealed, and at least one wiping lip disposed on the side facing away from the space to be sealed. The wiper having an integr... | 04/20/2004 |
| 6688605 | Bearing seal for water pump A bearing seal for a water pump of an automobile has rolling elements between an outer ring fixed to a casing and a rotary shaft that is provided with a drive portion at one end and an impeller at the other end. In addition, a seal is formed between the o... | 02/10/2004 |
| 6634648 | Shield and seal assembly for vehicle wheel end assembly A shield and seal assembly adapted for use in a wheel end assembly of a vehicle includes a generally non-flexible shield and a generally flexible seal integrally molded in situ with the shield. The shield includes a first leg, a second leg, a third leg, a... | 10/21/2003 |
| 6523833 | Low load seal A ring-shaped low load seal attached into a ring-shaped dovetail groove having an opening portion, a first side wall face, a second side wall face, and a bottom wall face. This seal has a trileaf cross-sectional configuration composed of a first arc porti... | 02/25/2003 |
| 6296255 | Sealing mechanism for sealing a vacuum chamber A sealing mechanism comprises a support member forming part of the semiconductor producing apparatus which has a vacuum chamber, a rotation shaft rotatably received in the support member, and at least three seal rings axially spaced apart from each other ... | 10/02/2001 |
| 6257587 | Radial lip seal having protected porous dust excluder A shaft seal assembly includes an outer stationary carrier, an inner member, and a sealing system including a primary lubricant-retention seal that is fixed to the carrier in combination with a number of debris-excluding seal features. Such features inclu... | 07/10/2001 |
| 6213476 | Bi-modulus composite seal and its method of manufacture A lip-type fluid seal (10) for a shaft includes a composite sealing lip (26) having an elastomeric portion (32) and a PTFE portion (36). The elastomeric portion (32) includes a lip edge (33) that extends circumferentially continuously to seal the adjacent... | 04/10/2001 |
| 6209882 | Lip seal for sealing cylindrical surfaces A lip seal for sealing cylindrical surfaces of a cylindrical housing and a axially movable piston within the housing includes an annularly arranged supporting bead on its outer diameter to improve its tilting behavior around a central axis running annular... | 04/03/2001 |
| 6196552 | Seal assembly for annular hydraulic cylinder A seal assembly especially suitable for use as the sealing element in the annular cylindrical bore of a concentric cylinder assembly. The seal assembly includes an annular insert structure of rigid material and an annular seal member of elastomeric materi... | 03/06/2001 |
| 6179297 | Seal A seal that is particularly suitable for use in a gas spring (and other high pressure hydraulic and pneumatic sealing applications) and that minimizes leakage of relatively high pressure gas and lubricating oil from the rod end of the gas spring. The gene... | 01/30/2001 |
| 6149163 | Ring seal assembly The sealing ring seals between relatively rotating and vibrating machine parts such as parts of an aircraft propeller, and has several sealing lands. The shape and configuration of the lands are selected so that natural vibration frequencies of the ring o... | 11/21/2000 |
| 6139290 | Method to seal a planetary rotor engine Methods of sealing a planetary rotor engine, and the resulting seals, are described which improve the engine's efficiency and solves each of three main problem areas. A first method and resulting dynamic seal for sealing the rotor face surfaces as they tr... | 10/31/2000 |
| 6098987 | Machinery seal A seal assembly for a groove or seal gland in a relatively stationary machine part for sealing an axially displaceable machine part extending therethrough comprises a relatively flexible seal element supported by a relatively rigid support element. The se... | 08/08/2000 |
| 6045133 | Sealing arrangement A sealing arrangement which includes a sealing ring with a support ring extending substantially in the radial direction and is joined in the radial direction on one end to a first sealing element that lies in sealing contact with a first machine element n... | 04/04/2000 |
| 6035990 | Seal for a ring piston of a hydraulic clutch disconnecting device The invention concerns a disconnecting device for a motor vehicle friction clutch which contains a pressure housing (2) arranged concentrically to a gear box input shaft (3) and fastened to a gear box housing (4). A guiding sleeve (6) is arranged in the p... | 03/14/2000 |
| 6029979 | Sealing arrangement A sealing arrangement for providing a seal between a component and a cylinder in which the component is inserted includes a sealing ring supported in the axial direction in a circumferential slot on the component. The sealing ring has at least one static ... | 02/29/2000 |
| 6007106 | Hydraulic coupling A hydraulic coupling employing a polymeric elastomeric sealing member to provide an excellent seal under pressure. The polymeric elastomeric seal additionally has high resistance to acids, alkalis, hydrocarbons, ketones, ethers, esters, alcohols and salt ... | 12/28/1999 |
| 5979904 | Rotary reciprocating seals with exterior metal band A seal assembly is provided for rotary and reciprocating sealing between a shaft and a housing. The seal assembly includes a seal ring in the shape of an annulus having a body portion with an inside flange and an outside flange extending longitudinally th... | 11/09/1999 |
| 5975534 | Sealing device A sealing device designed to minimize accumulation of a fluid medium trapped therein to thereby increase a sealing performance and adapted to seal a space between inner and outer peripheral members rotatable relative to each other. The sealing device incl... | 11/02/1999 |
| 5944321 | Seal, in particular a rolling bearing seal A seal for the axial sides of a rolling bearing and being disposed between the inner and outer rings of the bearing. The seal including an axially inward thrust washer and an axially outward sealing washer opposite the thrust washer. The thrust washer is ... | 08/31/1999 |
