Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16J - Pistons; Cylinders; Pressure vessels in general; Sealings › F16J 1 - Pistons; Trunk pistons; Plungers
Patents for F16J 1 - Pistons; Trunk pistons; Plungers (5,199)
03/2004
03/31/2004CN1144026C Luffing angle measurement system
03/25/2004WO2004025146A1 Unitary rod/piston assembly
03/25/2004WO2004025145A1 Gudgeon pin bush
03/18/2004DE10240510A1 Method for fitting gudgeon pin into piston with an insert sleeve of ductile cast iron with an outer coating to bond to the piston skirt
03/17/2004EP1397604A1 Press
03/04/2004DE20320067U1 Sealing arrangement for a medical piston and cylinder unit comprises a clamping element for pressing a sealing element against the bearing area of the piston for formation of a sealing edge
03/04/2004DE10237923A1 Lageranordnung und ein zu deren Herstellung bestimmtes Verfahren Bearing assembly and a specific method for the production thereof
03/03/2004EP1337737B1 Sliding pairing for machine parts that are subjected to the action of highly pressurized and high-temperature steam, preferably for piston-cylinder assemblies of steam engines
02/2004
02/26/2004US20040038084 Piston pin having a low friction coating which is a vapor deposited coating of a 4A to 6A group metal compound, selected from carbide, nitride, oxynitride, carbonitride, sulfide and mixutures
02/26/2004US20040036233 Sealing ring
02/26/2004US20040035289 Device for actuating at least a piston and method for detecting failure in a device
02/26/2004DE10234539A1 Piston production holes cooling channel part prior to casting links hole to hold part to vent channel part when in mold to thus bleed off injurious gases.
02/25/2004EP1391640A1 Sealing ring
02/25/2004EP1390610A1 Scotch yoke engine
02/25/2004EP0865584B1 Piston locking device
02/19/2004US20040031351 Piston-rod assembly
02/19/2004DE10222938A1 Kolben für Verbrennungsmotoren Pistons for internal combustion engines
02/18/2004EP1389700A2 Bearing arrangement and method of fabrication thereof
02/12/2004US20040025686 Piston bore
02/05/2004DE10231233A1 Kolben für einen Verbrennungsmotor Piston for an internal combustion engine
02/04/2004EP1386687A1 Process for making a piston and piston
01/2004
01/29/2004DE10230746A1 Kolbenbolzenschmierung Piston pin lubrication
01/29/2004DE10138322B4 Kolbenstangenanordnung Piston rod assembly
01/28/2004EP1384004A1 A combination of a chamber and a piston, a pump, a motor, a shock absorber and a transducer incorporating the combination
01/28/2004EP1032781B1 Assembling piston rod and master cylinder piston
01/28/2004CN1136383C Peciprocating piston engine
01/22/2004WO2004008006A1 Piston for an internal combustion engine
01/13/2004US6675762 Piston assembly having counterflow thwarting construction for use in an internal combustion engine
01/13/2004US6675699 Composite components for use in pumps
01/08/2004DE10221561A1 Gekühlter Kolben für einen Verbrennungsmotor Cooled piston for an internal combustion engine
01/02/2004EP1372904A1 One-piece piston
12/2003
12/31/2003WO2004001215A1 Reciprocating engine
12/31/2003CA2487862A1 Reciprocating engine
12/24/2003WO2003106869A2 Flexible graphite sealing joint with metal jacket for high temperature
12/17/2003EP1370706A1 Method and device for the production of coated bores
12/17/2003CN1131372C Combined piston with tongue-like flat seals
12/09/2003US6659063 Piston for internal combustion engine
12/09/2003US6659062 Cooled piston for internal combustion engines
12/04/2003WO2003100238A1 Piston for internal combustion engines
12/04/2003US20030221549 Water-hydraulic machine
12/03/2003EP1367239A2 Piston and reciprocatory engine
12/02/2003US6656276 Device for spraying a coating product comprising at least a sprayer and a piston reservoir
11/2003
11/27/2003WO2003098078A1 Piston-pin bearing for internal combustion engines
11/27/2003WO2003098022A1 Cooled piston for an internal combustion engine
11/27/2003WO2003098003A1 A lubricant-cooled and wristpin lubricating piston
11/27/2003CA2486030A1 A lubricant-cooled and wristpin lubricating piston
11/26/2003CN1128921C Improvements in assembly and mounting of engine drive mechanism
11/25/2003US6651607 Connecting rod with increased effective length and engine using same
11/25/2003US6651606 Piston assembly having counterflow thwarting construction for use in an internal combustion engine
11/18/2003US6647861 Cooled piston for internal combustion engines
11/12/2003EP1360404A1 Lower part for a multi-piece piston
11/12/2003CN2586015Y Piston of switching cylinder
11/12/2003CN1455109A Piston pin of closed compressor and manufacturing method therof
11/06/2003WO2003091562A1 Cooled piston consisting of two parts
11/06/2003WO2003091478A1 Chemical surface treatment method of piston
11/05/2003CN2584955Y Sealing structure for piston and piston rod of pile and jack
10/2003
10/29/2003CN2583453Y Improved oil pressure cylinder piston rod structure
10/28/2003US6637317 Piston for a hydraulic pressure chamber
10/28/2003US6637312 Assembly and mounting of an engine drive mechanism
10/23/2003US20030196546 Piston apparatus composed of metal piston ring without kerf
10/21/2003US6634278 Piston for an internal combustion engine and method of assembly
10/16/2003DE20209125U1 Sealed piston for gas pressure reservoir has Y-section sealing ring inserted in rectangular groove in Y-section edge of piston made of thermoplastic material
10/09/2003US20030188633 Piston for internal combustion engine
10/09/2003DE19940440C2 Kolben, insbesondere für eine Brennkraftmaschine Pistons, especially for an internal combustion engine
10/08/2003EP1350045A1 Method for producing a ring support with a sheet metal cooling channel welded thereon
10/02/2003WO2003081094A1 Improvements in and relating to seals
09/2003
09/24/2003EP1207966B1 Device for spraying a coating product comprising at least a sprayer and a piston reservoir
09/24/2003CN1444698A Piston bore
09/23/2003US6622670 Piston crank mechanism of reciprocating internal combustion engine
09/23/2003US6622613 Multipiece piston
09/18/2003WO2003076786A1 Multi-part, cooled piston for an internal combustion engine
09/11/2003US20030167918 Multi-part cooled piston for an internal combustion engine
09/10/2003EP0794328B1 Piston
09/09/2003US6615788 Piston assembly for an internal combustion engine
08/2003
08/27/2003EP1337737A2 Sliding pairing for machine parts that are subjected to the action of highly pressurized and high-temperature steam, preferably for piston-cylinder assemblies of steam engines
08/27/2003CN1438413A Internal-pressure lubricating fully-sealed pistion
08/27/2003CN1438261A Material for making piston rubber-rup of slurry pump
08/27/2003CN1119521C Piston and piston rod for internal combustion engine
08/26/2003US6609454 Piston with seal
08/21/2003US20030154947 Piston assembly having counterflow thwarting construction for use in an internal combustion engine
08/21/2003US20030154855 Combustion engine with a built-up piston
08/19/2003US6607609 Surface treatment method
08/14/2003US20030150418 Manufacturing pistons
08/12/2003US6604501 Piston consisting of finest grain carbon and method for producing the same
08/07/2003US20030146579 Unitary rod/piston assembly
08/07/2003US20030145723 Double rod end cylinder with split ring coupling
08/06/2003EP1092104B1 Piston-pin bushing
08/06/2003EP1034390B1 Piston unit
07/2003
07/31/2003WO2003062622A1 Method for providing a component of a large machine with a protective coating
07/31/2003US20030140784 Device and method for fixing a piston or a piston rod attachment to a piston rod
07/30/2003EP1131510B1 Variably mountable profiled bar for use as column, bracket, tie-bar, strut or the like for devices
07/24/2003WO2003060355A1 Crosshead piston and bearing assemblies
07/24/2003US20030136358 Piston
07/24/2003CA2466059A1 Crosshead piston and bearing assemblies
07/23/2003EP1027566B1 Pin coupling for reduced side loads in a driven displacer - piston link and method
07/23/2003CN1115475C Piston
07/16/2003EP1327089A1 Multi-axially forged piston
07/15/2003US6591948 Piston with support webs for a piston-cylinder arrangement, in particular a shock absorber piston
07/15/2003US6591737 Pad plunger assembly with interfitting keys and key ways on mandrel and pads
07/15/2003US6591624 Air conditioning system for an automobile
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