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| Number | Title | Issue Date |
| 7069616 | Scraper As shown in FIG. 1, there is a paint scraper 1, comprising support means 2 supporting a blade portion 3, the blade portion having a scraping edge 5 with undulations, the undulations being arranged to match corrugations of a sheet o... | 07/04/2006 |
| 6631532 | Engine block cylinder groove cleaner An engine block cylinder groove cleaner for cleaning the grooves in the cylinder of a diesel engine. The engine block cylinder groove cleaner includes a main housing comprising a lower portion. A plurality of groove cleaning members each being outwardly e... | 10/14/2003 |
| 5993564 | Piston cleaning and coating method and apparatus A method and apparatus for washing and drying a piston and thereafter coating the piston skirt with a dry film lubricant coating and oven-curing said coating. In the washing and drying operation the piston is carried through the apparatus on a conveyor, i... | 11/30/1999 |
| 5863408 | Method and device for surface treatment A method and apparatus for performing high speed chemical treatment of v type cylinder blocks. First the cylinder bores of one bank are treated. Then those of the other bank are treated. This permits a simple but compact treating plant.... | 01/26/1999 |
| 5290152 | Manifold for a liquid ring vacuum pump-compressor An improved water delivery system for a liquid ring vacuum pump which delivers water through the side of the pump wall. A manifold system aligns outlet ports of the manifold with the inlet ports of the pump itself. Access ports with plugs or caps are also... | 03/01/1994 |
| 5139408 | Apparatus for cleaning braebender-type mixing apparatus A cleaning insert for insertion into a disassembled braebender-type mixing apparatus, wherein the inserted cleaning insert separates the two cavities of the apparatus allowing each to be cleaned of reside from a polymeric composition without permitting th... | 08/18/1992 |
| 5109564 | Manual valve cleaner for removing deposits from intake and outtake valves of internal combustion engines The invention is directed to a apparatus that facilitates the removal of excess combustion deposits from combustion chamber valves of conventional internal combustion engines. The apparatus has a handle at one end of a hollow cylinder and a plurality of r... | 05/05/1992 |
| 4663794 | Plastic pipe scraper A plastic pipe scraper for scraping selected portions of the exterior surfaces of plastic pipe sections is provided. The apparatus is comprised of a frame member having a handle attached thereto adapted to fit over the plastic pipe sections, a scraper bla... | 05/12/1987 |
| 4639351 | Repair device for a reactor pressure vessel A repair device for removing an inner surface layer on a feed-water connector of a reactor pressure vessel received in a reactor housing having an assembly platform with a carriage displaceable thereon transversely to the reactor pressure vessel, the repa... | 01/27/1987 |
| 4621386 | Scraper rings A scraper ring system for removing fluid from a relatively moving cylindrical surface such as a piston rod which comprises a series of overlapping blades or leaves which are pressed against the rod surface at an acute angle either by a garter spring or wh... | 11/11/1986 |
| 4329754 | Cylinder maintenance tool An apparatus for clearing and cleaning of engine cylinder exhaust ports wherein access is gained through the spark plug receiving bore. The apparatus consists of a unitary cleaning tool having a handle end and a bent tool end extending at approximately 90... | 05/18/1982 |
| 4133069 | Reaming tool In abstract, a preferred embodiment of this invention is a self-adjusting pipe and coupling reamer which fits a multiplicity of different size pipes. The reamer includes generally flat, T-shaped scrappers whose corners act as cutting edges and the space t... | 01/09/1979 |
| 3942208 | Rotary cleaning device A rotary cleaning device comprising a cup-shaped rotatable base member, a cylindrical resilient mounting received in the cup-shaped member, a plurality of elongated cleaning elements essentially in the form of wood screws mounted in the resilient mounting... | 03/09/1976 |
