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| Number | Title | Issue Date |
| 7753380 | Boot for constant-velocity universal joint A boot for constant-velocity universal joint includes a minor-diameter cylindrical portion, a major-diameter cylindrical portion, and a bellows. The bellows connects the minor-diameter cylindrical portion with the major-diameter cylindrical portion integrally, and i... | 07/13/2010 |
| 7419166 | Steering rack boot A boot includes a major-diameter fastener, a first bellows, a second bellows, a minor-diameter-side bellows, and a minor-diameter fastener. The major-diameter fastener is to be fastened to a mating major-diameter member. The first bellows is disposed continuously fr... | 09/02/2008 |
| 7407372 | Progressing cavity pump or motor A progressing cavity pump or a motor includes, in one embodiment, an outer tube 12, an inner tube 14, and a plurality of apertures 16. A pair of annular seal glands 18 seal the stator material to the outer tube. The stator material is inj... | 08/05/2008 |
| 7371181 | Sealing system for constant velocity joint An apparatus and method that can be applied, for example, to seal a constant velocity joint. In a first aspect, a primary boot having a body defining a substantially smooth interior surface and a secondary boot associated with the primary boot and spaced from the in... | 05/13/2008 |
| 7370706 | Gas lift valve for high pressure operation A unique gas lift valve bellows assembly in which an internal piston incorporated within the bellows provides over travel prevention and over pressure protection during valve operation, independent of the set or operating gas pressures exerted on the gas lift valve.... | 05/13/2008 |
| 7354349 | Reinforced rolling boot A sealing sleeve (11) of the rolling boot type having a first larger, substantially cylindrical collar (12), a second smaller, substantially cylindrical collar (13), as a well as a wall portion (14) which is positioned between the collars... | 04/08/2008 |
| 7347787 | Joint boot In a joint boot to be mounted on an outer housing having a non-circular outer contour, intended to axial positioning without impairing the mountability to the outer housing. The joint boot (10) comprises a boot body (18) including a large-diameter atta... | 03/25/2008 |
| 7344356 | Mechanical seal with bellows seating alignment A mechanical seal having a stationary ring and a rotating portion. The rotating portion includes a runner adjacent the stationary ring, an elastomer bellows adjacent the runner, a spring retainer plate and a spacer positioned between the elastomer bellows and the sp... | 03/18/2008 |
| 7338384 | Propshaft boot with integrated bearing seal deflector A power transmission device includes a housing, first and second shafts and a generally tubular boot. The housing has an aperture that at least the first shaft passes through. The first and second shafts are coupled together through a splined connection causing the ... | 03/04/2008 |
| 7296802 | Boot for covering ball joint A boot is made of a resin for covering a ball joint interposed between a larger diameter mating member and a small diameter mating member, including a large diameter attachment portion fixed to the large diameter mating member, a first bellows portion continuous to ... | 11/20/2007 |
| 7290771 | Bellows seals for thermoacoustic devices and reciprocating machinery A bellows has an elongated bellows body defined by a flexible wall. The wall encloses a volume and extends between a first end and a second end. The body has a cross-sectional shape and a cross-sectional dimension that are generally constant between the first and se... | 11/06/2007 |
| 7284642 | Disc brake, in particular for a commercial vehicle The invention relates to a disc brake, especially for a utility vehicle, said disc brake comprising a caliper which is provided with a brake disc able to interact with brake linings and is fixed to a brake anchor plate in such a way that it can be axially displaced ... | 10/23/2007 |
| 7281984 | Boot with articulating and plunging convolutes An improved boot for use in sealing a constant velocity joint and ball spline joint assembly includes a plurality of articulating convolutes, a grease catching member, and a first stabilizing member adapted to ride above an inner race of the ball spline joint to joi... | 10/16/2007 |
| 7282166 | Constant velocity joint plunge boot A method of forming a flexible component includes performing a stress analysis on potential configurations of the component. A desired as-molded shape can be selected from the configurations that were analyzed based upon the stresses resulting from manipulation.... | 10/16/2007 |
| 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 |
| 7264550 | Convoluted boot with boot portions positioned inside one another A convoluted boot (21) for sealing an annular chamber (28) between two articulating and plunging joint parts. The boot includes a first boot portion (22) having a first collar (23) and a second collar (24), a second boot portion ( | 09/04/2007 |
| 7264549 | Joint boot A joint boot, wherein sealing performance of a large-diameter attachment part to an outer casing is enhanced, includes a large-diameter attachment part 2, a small-diameter attachment part 4 and a bellows part 5. The large-diameter attachment par... | 09/04/2007 |
| 7238114 | Boot for a joint A boot for a joint is provided having an aperture and at least one protrusion and at least one indentation disposed about an inside diameter of the aperture. ... | 07/03/2007 |
| 7207891 | Boot structure fitting for mechanical joint A boot fitting structure is fitted onto an axial component to protect it from a dirty environment including outside dust. The boot has a pair of annular grooves and an annular lip between the pair of annular grooves on an inner surface of the boot. The annular lip d... | 04/24/2007 |
| 7114599 | Protective sleeve A protective sleeve made of an elastic material for a piston-cylinder unit with a piston disposed in a cylinder bore in an axially displaceable manner. The protective sleeve is provided with annular end segments that can be supported on the outer piston wall on one ... | 10/03/2006 |
| 7097004 | Pressure bleeding boot-type seal A boot-type seal having a seal and a valve. The seal has a first seal member, which is configured to sealingly engage a first surface, and a second seal member, which is configured to sealingly engage a second surface. The valve is coupled to the seal and is operabl... | 08/29/2006 |
| 7097568 | Shielded sealing system for a constant velocity joint To protect a joint from exposure to contaminants and loss of lubricant disposed within a joint a traditional joint includes a sealing system. Typically the sealing system includes a boot and a boot cover. To produce a more effective joint, the sealing system of the ... | 08/29/2006 |
| 7090584 | High temperature slip spline boot A slip spline boot for use in a constant velocity joint of a vehicle drive line includes a plurality of bellows. The plurality of bellows are arranged between a first and second end of the slip spline boot. The plurality of bellows have a specific peak to peak dista... | 08/15/2006 |
| 7086952 | Propshaft boot with integrated bearing seal deflector and clampless retention A boot seal for a mechanical joint with a rotary joint member. The boot seal includes a flexible body portion and a flange end that is coupled to an end of the body portion. The flange end includes a flange seal portion, which is configured to seal against the joint... | 08/08/2006 |
| 7063331 | Mechanism for preventing intrusion of water or the like into boot for universal joint A middle portion 62 of a fitting portion 52A of a boot 52 for a universal joint is fastened to a flange-like portion 72 of a member to which the boot is attached and a front end portion 63 to which communicating paths 61A to... | 06/20/2006 |
| 7056219 | Constant velocity joint boot In a boot including a larger cylindrical portion having a thick-walled portion and a thin-walled portion continuing smoothly in the circumferential direction on the inner peripheral surface, a ring groove coming full circle on the outer peripheral surface of the lar... | 06/06/2006 |
| 7029399 | Power transmission system A power transmission system which facilitates positioning of gaskets to ensure their sealing performance. The power transmission system includes a constant velocity universal joint provided with an inner ring having a plurality of track grooves formed on its outer p... | 04/18/2006 |
| 7017436 | Boot assembly for a vehicle A boot assembly for a vehicle includes a retainer adapted to be connected to vehicle structure of a vehicle and a boot for surrounding either one of a shifter and parkbrake of the vehicle. The boot assembly also includes a seal connected to the boot and to the retai... | 03/28/2006 |
| 6942223 | Dual layer roll boot A molded boot having an inner layer and an outer layer made from different elastomeric material. Each layer is compatible with the fluid environment to which it is exposed. The dual layer boot provides longer service life with less degradation caused by chemical and... | 09/13/2005 |
| 6938902 | Boot with O-ring seal A boot with O-ring seal for sealing around an article such as a universal joint housing includes a boot having a hollow body adapted to tightly receive the article. An O-ring extends lengthwise within an internal annular groove in the body. The O-ring, in its natura... | 09/06/2005 |
| 6932346 | Method for installing a protective gaiter around a joint A method of installing a gaiter (10) around a joint defined between joint members of joints of vehicles, such as steering joints and constant velocity joints. The method provides a range of gaiters for use with a range of joints of different dimensions, the r... | 08/23/2005 |
| 6932356 | Protective covers A protective cover which is generally in the form of a flexible bellows construction secured at each end by collars in order to define an interior space includes vent means. Thus, when the cover is deformed, the volume within the interior is altered by aspiration or... | 08/23/2005 |
| 6923008 | Method for transferring cryogenic liquids and associated cryogenic fill nozzle insulating boot In the present method, cold substances are transferred through a nozzle with moving parts. An insulating boot facilitates the method. The present method is generally suited for use in transferring cryogenic substances such as during the refueling of liquid natural g... | 08/02/2005 |
| 6921091 | Sealing bellows, transmission joint equipped with same and method for fixing same A sealing boot intended to ensure the sealing of a transmission joint connecting two shafts. The sealing boot includes a boot body having a bead at each end to contact and seal the periphery of the shaft or an element of the joint integral with the shaft. Each bead ... | 07/26/2005 |
| 6916049 | Corrugated pipe coupling having six degrees of freedom A pipe coupling for joining two sections of pipe provides six degrees of freedom where the pipe coupling includes an inlet portion, an outlet portion disposed opposite the inlet portion, and an intermediate portion disposed between the inlet and outlet portions for ... | 07/12/2005 |
| 6808207 | Boot and seat belt device employing the same A boot is disposed between two members movable relative to each other. The boot includes a plurality of contracting portions situated adjacent to each other. In an unloaded condition, the contracting portions extend in a longitudinal direction and are gradually offs... | 10/26/2004 |
| 6796563 | Hermetic seal for devices with limited rotation A hermetic seal (10) for a limited rotation device (12) includes a plurality of vertical convolutes (18) bonded to a device housing (16) at their respective first ends (19). At their respective second ends (21), plurality of... | 09/28/2004 |
| 6739976 | Plastic boot for sealing double-tube driveshaft Boot systems and boot attachment methods are provided to protect a double-tube vehicle driveshaft from premature wear or corrosion. One boot system comprises a boot portion having annular folds, opposite ends, and collar portions. The collar portions adjoin the boot... | 05/25/2004 |
| 6715771 | Boot for constant velocity universal joint A boot for a constant velocity universal joint includes a minor-diameter cylindrical member, a major-diameter cylindrical member, and a bellows member. At least the bellows member is formed of a thermoplastic elastomer exhibiting a kinetic friction coefficient of le... | 04/06/2004 |
| 6695706 | Constant velocity joint boot Ring-shaped ridges (23, 24) that extends in the circumferential direction and is capable of falling toward a bellows portion (12) when a larger cylindrical portion (11) comes into press contact therewith are formed on the outer peripheral surface of the b... | 02/24/2004 |
