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A vest or belt is integrally formed with tubular, pet receiving passageways which extend around the wearer's body and terminate in pocket-like chambers for feeding and retrieval.
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| Number | Title | Issue Date |
| 7219898 | Spring supported dual element face seal with a run surface sleeve The invention provides a seal for a rotatable shaft. The seal includes an inner case mountable to the shaft and having a body and first and second flanges extending radially outward from the body. The seal includes first and second sealing discs operable to seal aga... | 05/22/2007 |
| 7029393 | Split inlet seal for grain separators and method A grain separator having an easily replaceable seal. The separator comprises a housing and a rotatable grain separation drum carried by the housing, the drum having an end face with an external annular bearing surface. A drive shaft extends axially into the drum thr... | 04/18/2006 |
| 6994351 | Mechanical seal device and method for a scraped surface heat exchanger A sealing method and apparatus is provided for sealing between a rotating shaft and a fixed housing such as found in scraped surface heat exchangers. The sealing apparatus and method includes a sealed cartridge where a gland and a trapped seal ring can be releaseabl... | 02/07/2006 |
| 6976681 | Slide ring seal assembly including a radial, rotation preventing arrangement A slide ring seal assembly includes a slide ring having an axially extending annular leg. The leg has radially outer and radially inner circumferential surfaces and a free axial end. A plurality of circumferentially spaced recesses are provided in leg at the free ax... | 12/20/2005 |
| 6896110 | Temperature compensated dual acting slip A rod guide assembly for a shock absorber includes a seal assembly which is biased towards a sealing surface on the rod guide by a biasing member which is located between the seal assembly and the bearing which is assembled to the rod guide housing. The biasing of t... | 05/24/2005 |
| 6428012 | Compact drive shaft floating seal system A compact floating seal system for sealing a rotating shaft within a structure. The floating seal system has a cylindrical outer seal housing positioned within the structure with a cylindrical internal recessed region formed in the outer seal housing and ... | 08/06/2002 |
| 6322079 | Face seal A seal cartridge for a face seal comprising an annular housing having an inner and outer wall and a back wall; a seal ring composite in said housing; a first resilient member disposed between said housing and said seal ring composite for providing an axia... | 11/27/2001 |
| 6224062 | Roller skate and skateboard bearing covers A roller skate and skateboard bearing cover that seals a bearing assembly and axle from foreign matter having a thin circular body structure (1) which has a center hole (6) which allows the bearing axle therethrough in which fastens the bearing covers (8a... | 05/01/2001 |
| 6007069 | Mechanical face seal A mechanical end face seal for sealing between a housing and a relatively rotating shaft which seal includes a pair of relatively rotating annular rings having seal faces in sealing contact with each other to define a seal interface, with one of the rings... | 12/28/1999 |
| 5947479 | Mechanical seal with flexible metal diaphragm A mechanical end face seal for sealing between a housing and a relatively rotating shaft which includes a pair of relatively rotating annular rings having seal faces in sealing contact with each other to define a seal interface. A generally annular flexib... | 09/07/1999 |
| 5743707 | Contact seal for turbomachines running at high speed and/or having high temperatures in the sealing region A contact seal for turboengines is disclosed which is suitable for high circumferential speeds and high temperatures. The contact seal is of at least a two-part design and includes a thin carrier ring and a sealing ring. The sealing ring is constructed fr... | 04/28/1998 |
| 5605338 | Liquid pump seal A liquid seal unit having a seal ring with an annular end face cooperating with a seal mating ring on an associated component to form a liquid-tight dynamic seal. A composite multi-functional member with a flexible finger spring embedded in a unitary elas... | 02/25/1997 |
| 5513715 | Flat seal for a roller cone rock bit A flat seal (32) for a roller cone rock bit (10) is provided. Flat seal (32) includes a ring-shaped metallic spring (80). Metallic spring (80) has an inner face (88) with an annular inner edge (92) for contacting a sealing surface (72) of a cone (18) in a... | 05/07/1996 |
| 5425585 | Trolley wheel assembly A trolley wheel assembly (10) securely sealed to prevent loss of lubricant therefrom and entrance of contaminants therein. The assembly (10) comprises an inner race (12) disposed about an axis of rotation (14) and an outer race (16) concentrically dispose... | 06/20/1995 |
| 5340121 | Face seal with integral fluorocarbon polymer bellows A mechanical seal assembly is provided for inhibiting a fluid located in a higher pressure region of an apparatus from flowing to a relatively lower pressure region. The seal assembly is configured for cooperation with a seal ring connected to a cylindric... | 08/23/1994 |
| 5251914 | Sealing assembly for relatively movable members A sealing assembly for relatively movable, e.g., rotating or reciprocating, members with a plurality of surfaces defining an annular space having a longitudinal axis, at temperatures up to about 1000° F., comprises first and second annular rings of a har... | 10/12/1993 |
| 5214994 | Seal ring with attached biasing means The design and construction of seals located between a cylinder barrel and a barrel plate rotatable therewith for axial piston fluid translating units have caused an increase in overall unit size, increased stiffness between the barrel and barrel plate an... | 06/01/1993 |
| 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 cone spring is encased in elastomeric material which inclu... | 03/09/1993 |
| 5116066 | Mechanical seal construction and locking assembly for use therein A mechanical seal construction for use between a wall and a shaft extending through the wall and rotatable relative thereto, the seal construction comprising a seal assembly which includes a pair of seal elements having mutually engaging sealing faces, on... | 05/26/1992 |
| 5094466 | Water pump seal with improved seal force distribution A vehicle water pump seal has a specially designed gasket interposed between the retainer flange that the spring bears on and the sealing ring that transmits the spring force evenly in spite of bowing in the retainer flange.... | 03/10/1992 |
| 5088890 | Seal construction for use in a turbine engine Leakage of compressed air into the lubrication system of a gas turbine engine is prevented by a seal construction including a housing (44), a hollow shaft (40) extending through the housing (44) and adapted to receive lubricant on its interior (58), and a... | 02/18/1992 |
| 5072948 | Seal assembly for a high speed machining system A high speed machining system (10) including a machine tool (16) mounted on a hollow shaft (14) rotatable at high speeds and the tool (16) being operable at high feed rates. Liquid cutting coolant (22) flows to the tool (16) through the hollow shaft (14) ... | 12/17/1991 |
| 5050298 | Method of manufacturing a mechanically-bonded, monolithic sealing ring for stuffing box including axially central portion made of compressed flexible foamed graphite tape A mechanically-bonded, monolithic sealing ring is provided for a stuffing box of a high temperature, high pressure valve or pump. In this ring, the components are pre-united by axially squeezing together originally separate center and end rings in a die a... | 09/24/1991 |
| 5018749 | Slide ring seal A slide ring seal to seal about a shaft with respect to a housing, including a slide ring 4 made of PTFE pressed against a counter surface 3, which is relatively rotatable, by means of pressure P of the medium to be sealed and basically extends in radial ... | 05/28/1991 |
| 4997191 | Adjustable shaft seal and method of adjustment A device having a rotary shaft extending through a housing, with the device including a shaft seal for affecting a substantially fluid tight seal between the shaft and the housing, wherein the shaft seal includes: a rotating seal member secured to and rot... | 03/05/1991 |
| 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 contact interface and to transfer torque with almost no lost m... | 04/17/1990 |
| 4900039 | Twin face seal A redundant seal arrangement employs first and second face-type seal assemblies for sealing between a housing and rotary member. A drain passage communicates with an intermediate area disposed between the first and second seal assemblies. During normal op... | 02/13/1990 |
| 4892128 | Vehicle wheel seal assembly A wheel seal assembly is provided for a vehicle having an onboard system for controlling the pressure of air in a tire of the vehicle. The wheel seal assembly comprises a first annular seal members coaxial with the vehicle axle housing and mounted thereon... | 01/09/1990 |
| 4822057 | Mechanical face seal for rock bits A metal-to-metal Belleville seal for a rotary cone rock bit consists of pre-lapped metal sealing surfaces formed on opposing seal rings prior to assembly of the seal rings into seal cavities formed between the rotary cones and their respective journal bea... | 04/18/1989 |
| 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 within a unitizing casing, resilient means acting between ... | 07/05/1988 |
| 4722404 | Drill bit bearing seal The invention includes a low-friction seal assembly for use with a rotary drill bit having bit cutters manufactured by casting. The seal assembly includes a seal element having a bellville spring element surrounded by an elastomeric material. The seal ele... | 02/02/1988 |
| 4714258 | Balanced rotary seal ensuring tightness of a hydraulic turbine shaft A balanced rotary seal assembly for positively adjusting the seal between a rotating shaft such as a hydraulic turbine shaft having rotary components carried thereby and the surrounding non-rotating machine elements wherein the seal assembly includes a pl... | 12/22/1987 |
| 4703939 | Mechanical seal with radially disposed bias component A mechanical seal assembly disposed within a pump housing for retarding the flow and leakage of fluids and other matter from being pumped along the motor drive shaft. The mechanical seal assembly of the present invention includes a non-rotating seal ring ... | 11/03/1987 |
| 4632401 | Hermetically welded belleville seal for rock bits A belleville seal for a sealed bearing rotary cone rock bit. The inner static ring portion of the annular belleville seal is metal and is interference fitted over the base of a journal bearing. The separation joint formed between the inner diameter of the... | 12/30/1986 |
| 4610452 | Belleville seal for sealed bearing rotary cone rock bits Sealed bearing rotary cone rock bits that utilize a standard belleville seal oftentimes require that the static side of the seal be secured to a junction formed between a shirttail portion and a journal of a leg of the rock bit. A metal ring on the static... | 09/09/1986 |
| 4560175 | Hermetically welded belleville seal for rocks bits This invention relates to a belleville seal for a sealed bearing rotary cone rock bit. The inner static ring portion of the annular belleville seal is metal and is interference fitted over the base of a journal bearing. The separation joint formed between... | 12/24/1985 |
| 4535803 | Plug valve A plug valve is provided with a stem seal wherein a generally frustoconical face is provided at the juncture of stem and plug and the seal is fixed against the frustoconical face with a predetermined constant load.... | 08/20/1985 |
| 4524946 | Ball valve having improved seal means A ball valve operable between a fully-open position and a closed position for regulating fluid flow includes a valve body machined and arranged with a flow passageway extending completely therethrough and receiving at each end a fluid fitting for coupling... | 06/25/1985 |
| 4510966 | Plug valve with floating stem seal An improved glandless plug valve of the type in which a tapered plug fits into a tapered bore in a valve body is provided wherein the tapers formed on the plug and in the body coact to form a body seal. A stem seal is also provided. The stem seal comprise... | 04/16/1985 |
| 4509546 | Firesafe seal A sealing assembly comprises three non-compressible and relatively movable members, the first and second members having a first elastomeric sealing element located between them, the second and third members having a second elastomeric element located betw... | 04/09/1985 |
