Matches 1 - 50 out of 88 1 2 >
Match Document Document Title
7438036 Oil metering valve seal  
A valve stem seal having an annular valve body with an upper surface, a lower surface, and defining an aperture is disclosed. The valve body is positioned for selective sealing engagement with a...
7025030 Valve stem seal assembly with changeable cap  
A valve stem seal assembly includes a changeable cap. The cap is made of a flexible material, such as plastic or the like. A sealing element with sealing lips for sealing the valve stem is...
7017915 Stem or shaft seal arrangement  
An improved seal arrangement in an assembly such as a valve assembly in which a compression member is provided to press a seal between the compression member and the valve body. In a preferred...
6877719 Valve shaft seal  
A valve shaft seal includes a reinforcing ring having a cylindrical section extending over a certain axial length and possessing an outer diameter, a sealing element disposed on the reinforcing...
6764079 Valve seal assembly with straight-walled retainer  
A radially compliant valve stem seal assembly is adapted for installation over a valve guide of an internal combustion engine. The assembly includes a metallic cylindrical straight-walled retainer...
6761141 Valve stem seal with built-in sprue  
A valve stem seal assembly includes a retainer with one or more built-in sprues, a cavity at one end, an annular flange on the opposite end, and a cylindrical interior passageway therebetween. The...
6752398 Valve stem seal assembly  
A valve stem seal assembly incorporates a cylindrical retainer having an axis and an upper end about which symmetrically and circumferentially arranged, alternating first and second sets of fingers...
6679502 Valve stem seal assembly with valve guide retainer  
A valve stem seal assembly for an internal combustion engine includes an elastomer seal body and a metal retainer adapted to secure the seal body in place over a valve guide. The cylindrical seal...
6659469 Molded rubber jacket with fabric reinforcement for valve stem seal  
An elastomeric valve stem seal component is adapted for installation over a valve guide of an internal combustion engine. The seal component incorporates fabric reinforcement within an annular...
6609700 Valve seal assembly with spring finger retainer  
A valve stem seal assembly for an internal combustion engine includes an elastomer seal body and a metal retainer adapted to hold the seal body in place over a valve guide. The circumferential seal...
6412467 Valve seal assembly module with spring and retainers  
The present invention is a valve stem seal assembly module for installation over a valve guide of an internal combustion engine. The module includes a seal retainer and an elastomeric annular seal...
6394463 Oil seal  
The oil seal of the present invention for a valve stem includes a triple seal lip having a cam chamber side lip, a first combustion chamber side lip and a second combustion chamber side lip....
6394462 Push rod seal for disc brake actuator  
This is a reliable long-lasting removable seal for attachment to the push rod opening of a service brake actuator that is to be used with a disc brake system. The seal allows the service brake...
6270082 Coextruded valve stem seal  
A coextruded valve stem seal is provided that includes a sleeve having an upper and lower portion, a central vertical axis, and a generally concentric aperture. The sleeve includes an inner layer...
6269787 Rocker cover gasket assembly with integral valve stem seals  
A rocker cover gasket assembly is provided that is suitable for use in connection with a valve assembly for an internal combustion engine. The rocker cover gasket assembly includes a carrier, a...
6254103 Seal  
A seal comprises a support member having an outer periphery of substantially circular form, and a resilient seal member mounted upon the support member, the seal member, when occupying a relaxed...
6227548 Seal for machine parts that reciprocate relative to one another  
A seal such as a valve shaft seal for use with machine parts that reciprocate relative to each other includes an elastomer sealing lip adapted to rest with a radial spring preload on one machine...
6006778 Device for sensing the amount of oil in oil pans  
A valve stem sealing device used for preventing oil from entering a combustion chamber through a gap formed between a valve guide and a valve stem is disclosed. The valve stem sealing device...
5873337 In-guide valve stem seal  
A two-piece valve stem guide allows the guide to be reamed in-place without damaging an installed valve seal. A first section of the guide is press fitted into an axially extending bore of an...
5846391 Seal for a sensor element of a gas sensor  
A seal for a sensor element for a gas sensor for determining the oxygen content in a gas to be measured including exhaust gases of internal combustion engines, the seal including a metallic housing...
5657785 Method of replacing valve packing  
A turbine fuel valve packing assembly including two sets of packing rings in which at least one packing ring is a V-shaped packing ring, a compression member, lantern ring, and packing gland with a...
5577742 Metallic stem seal with inclined channel and integral support member  
A valve stem seal comprising a cylindrical stem-sealing membrane and a membrane supporting flange. The membrane has a corrugated profile which defines one or more loop-shaped channels bounded by...
5553869 Bonded valve stem seal with retainer tangs  
An inventive valve stem seal assembly includes a seal body bonded to a metal retainer without the need for a separate retaining ring or a garter spring. Compressive radial force between the seal...
5237971 Valve stem seal assembly  
A valve stem seal assembly for installation about a valve stem surrounded by a valve guide includes a sleeve-like elastomer body having the following four components: (1) an annular, outer,...
5110142 Valve stem oil seal  
A valve stem oil seal comprises a cup-shaped case engageable with the valve guide of a piston-type internal combustion engine in sealing relationship. A seal element has a radial flange portion...
5072950 Valve stem assembly  
A valve stem seal assembly comprises a valve stem seal having an external flange and a sealing lip, a washer having a tapered axial bore therein, a spring extending between the external flange of...
5066029 Annular sealing apparatus  
An improved seal for sealing across an annulus between an inner cylindrical sealing surface and an outer cylindrical sealing surface. The seal provides a body and a flange spaced therefrom with an...
5062397 Valve stem seal  
A stem seal for a poppet valve in an internal combustion engine. The seal is a ring type seal received in a groove formed in the valve stem and in sealing engagement with the inside diameter of a...
5058541 Valve operating system of internal combustion engine  
A valve operating system for an internal combustion engine has an engine valve having a valve shaft portion and a valve body portion at an end tip of the valve shaft portion. The engine valve is...
5050893 Valve stem oil shield  
A valve stem oil shield comprises a cup-shaped deflector having a radial flange with an aperture therein for the acceptance of the valve stem. An annular grommet of U-shaped cross-section is...
4993379 Sliding stem seal, particularly for valve stems  
A seal for the stem of an internal combustion engine intake or exhaust valve; which seal presents a first portion mounted integral with an element supporting the stem; and a second portion inside...
4947811 Floating valve stem seal  
A valve stem seal assembly includes a rigid cylindrical shell and an annular resilient seal body supported within an endwall of the shell. The resilient seal body includes an exterior...
4928644 Lubrication control  
A three-piece lubrication control for a valve stem of an internal combustion engine comprises removably engaged plastic ring and sleeve members, and an elastomeric grommet positively held in the...
4915069 Metering valve stem seal  
A valve stem seal provides an elastomeric main valve body having an upper working portion and a lower support portion, the latter for support of the seal on a valve guide member. The seal contains...
4834037 Unitary molded plastic valve seal  
A unitary molded valve seal assembly includes a plastic body and an elastomeric seal which is molded in-situ within the plastic body. The plastic seal body preferably fabricated of Hytrel plastic...
4826180 Valve stem sealing assembly  
A valve stem sealing assembly includes a valve spring, a valve spring retainer, and a valve spring seal which is releasably connected either directly or indirectly to the valve spring retainer....
4822061 Valve seal retainer  
A retainer for retaining a resilient annular oil seal element, surrounding the valve stem, to the valve guide in an internal combustion engine. The retainer includes an anchor sleeve made from a...
4811960 Fixed valve stem oil seal  
A fixed valve stem oil seal comprises cup-shaped inner and outer cases engageable with the valve guide of a piston-type internal combustion engine. A seal element is disposed between radial flanges...
4811704 Valve stem seal  
A valve stem seal for an intake or an exhaust valve in an internal combustion engine consists of an elastomeric portion, an insert and a retaining member. The elastomeric portion and insert are...
4811703 Valve stem seal  
A fixed valve stem oil seal comprises a cup-shaped case engageable with the valve guide of a piston-type internal combustion engine. An "O-ring" type seal element is disposed between radial flanges...
4773363 Fixed valve stem oil deflector  
An oil deflector adapted to be secured to the valve guide of an internal combustion engine comprises a generally cup-shaped molded plastic member having a seal element in a transverse end wall with...
4706967 Valve guide seal device  
A valve guide seal device for the stem of a valve used in an internal combustion engine includes a seal/scraper ring retainer having an upper enlarged diameter portion supporting a scraper ring...
4695061 Valve stem seal  
The seal for a valve stem wherein a sleeve-like seal has alternating grooves and lands surrounding the valve stem. The lands have frustoconical surfaces, the opposed surfaces on each land having...
4531483 Lip sealing ring in an internal combustion engine  
A lip sealing ring including a cylindrical elastic body having a sealing lip at one end and an attachment portion at the other end and a cylindrical reinforcing member having a first portion which...
4502696 Valve seal retainer with multiple diameter boot base  
A valve seal retaining boot has a tubular base with at least two contiguous segments of progressively narrowing diameters. The largest diameter segment is closest to the valve seal, the smallest...
4364573 Gasket seal for a sliding rod in a guide bush  
A gasket seal for the passage of a sliding rod in a guide bushing, made of plastic material and includes two serial, coaxial, staged, integral rotating sections, of which one fits over the end of...
4325558 Assembly consisting of a seal gasket for valve stems and a spring support cap  
In an internal combustion engine having an assembly consisting of a seal gasket for the valve stem and a spring support cap, the gasket is mounted on the valve guide to form a seal against the...
4317436 Valve stem seal  
A seal for the valve stem of a poppet valve in an engine includes an elongated outer tubular body and a concentric inner tubular body with both bodies being connected at one end by a radial...
4198062 Valve stem seal  
A valve stem seal for an intake or exhaust valve in an internal combustion engine where the seal allows a metered amount of oil to run down the valve stem for lubrication of the stem in its valve...
4124220 Lubricant seals  
A lubricant seal is provided for use in the lubrication of rotating or reciprocating members which are subject to very severe ambient conditions, such as the stems of inlet or exhaust valves of...
Matches 1 - 50 out of 88 1 2 >