| Patents for F16J 1 - Pistons; Trunk pistons; Plungers (5,199) |
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| 08/03/2011 | CN101501371B Piston portion for a piston assembly and a piston assembly |
| 08/02/2011 | US7987766 Hydraulic cylinder apparatus |
| 07/28/2011 | US20110180032 Insulated combustion chamber |
| 07/27/2011 | CN201909029U Piston structure of air pressure type pulse ejector |
| 07/21/2011 | US20110174154 Resin piston and method for molding resin piston |
| 07/21/2011 | US20110174153 Piston for an internal combustion engine |
| 07/20/2011 | CN102128261A Connecting structure and installation method for piston and piston rod |
| 07/20/2011 | CN101655154B Piston for single cylinder or single cylinder double-action crank round sliding block mechanism, and equipment thereof |
| 07/14/2011 | US20110168016 Assembled piston |
| 07/14/2011 | US20110168015 Ethylene-acrylic bonded piston without oven post curing |
| 07/14/2011 | US20110168014 Reciprocating Pump Having a Pressure Compensated Piston |
| 07/13/2011 | CN201896934U Hydraulic cylinder used wrist pin welding component |
| 07/07/2011 | US20110162614 Profiled connecting rod bore with micro-dimples |
| 07/07/2011 | US20110162184 Automated monitoring for clinching joints |
| 07/07/2011 | DE102010051658A1 Gusskolben mit Bolzenbohrungsschmierung und Verfahren zur Herstellung desselben Of the same cast pistons with piston pin bore lubrication and methods of making |
| 07/06/2011 | EP1680256B1 Method for producing a piston for an internal combustion engine |
| 06/30/2011 | US20110154984 Piston for an Internal-Combustion Engine and Method for Manufacturing a Piston of this Type |
| 06/29/2011 | CN201884628U Novel blind hole-type piston structure for push cylinders |
| 06/29/2011 | CN201884539U Piston of automotive shock absorber |
| 06/29/2011 | CN201884430U Double-screw pitch thread anti-looseness structure |
| 06/23/2011 | WO2011074833A2 Pressure fluctuation type height-adjusting apparatus |
| 06/23/2011 | WO2011031535A3 Monobloc piston with a low friction skirt |
| 06/22/2011 | DE102010047976A1 Piston device for reciprocating internal combustion engine of motor vehicle, is provided with connecting rod having sliding elements, and piston unit |
| 06/22/2011 | CN201875118U Punching piston for brake cylinder |
| 06/22/2011 | CN201874692U Piston in cylinder for internal combustion engine |
| 06/22/2011 | CN201874454U Piston of down-hole impactor |
| 06/16/2011 | US20110138998 Air intake porting for a two stroke engine |
| 06/16/2011 | DE102008034428B4 Verfahren zur Herstellung eines Kolbens einer Brennkraftmaschine A method of manufacturing a piston of an internal combustion engine |
| 06/15/2011 | EP2333352A2 Complete piston and its use |
| 06/15/2011 | CN201866227U Piston applied in reciprocating and rotational motion interconversion mechanism without connecting rod and equipment applying reciprocating and rotational motion interconversion mechanism without connecting rod |
| 06/15/2011 | CN201866158U Floating piston used in single-cylinder shock absorber of automobile |
| 06/15/2011 | CN102094967A Conveniently disassembled piston |
| 06/09/2011 | WO2011066821A1 Pin bosses of a piston for an internal combustion engine |
| 06/09/2011 | US20110135507 Hydraulic piston machine, in particular water hydraulic machine |
| 06/09/2011 | US20110132187 Hydraulic stored-energy spring mechanism |
| 06/09/2011 | DE102010013728A1 Kinematic subsystem for lifting cylinder machine, particularly internal combustion engine, has piston that is provided with geometrical arrangements |
| 06/09/2011 | DE102009056922A1 Supply hopper for supplying cooling oil into cooling duct of piston for internal combustion engine, has axial middle duct provided between ducts, and conducting portion of oil flowing through tube part into upper boundary of cooling duct |
| 06/09/2011 | DE102009056920A1 Bolzennaben eines Kolbens für einen Verbrennungsmotor Pin bosses of a piston for an internal combustion engine |
| 06/08/2011 | CN201858350U Novel piston and piston ring |
| 06/08/2011 | CN1842647B Piston for combustion engine |
| 06/07/2011 | US7954421 Lightweight piston |
| 06/02/2011 | US20110126702 Axial Piston Machine |
| 06/02/2011 | US20110126701 Reciprocating piston engine |
| 06/01/2011 | DE10081747B4 Kolben und Vorrichtung zur hydraulischen Betätigung einer Kraftfahrzeugkupplung mit einem solchen Kolben Piston and hydraulic actuating device for a motor vehicle clutch with such a piston |
| 06/01/2011 | CN201851580U Piston for shock absorber of automobile |
| 06/01/2011 | CN201851579U Piston for vibration damper of automobile |
| 06/01/2011 | CN201851455U Anti-loose fixing structure of oil cylinder piston and piston rod |
| 06/01/2011 | CN102080724A Reciprocating piece for crank round slider mechanism, and internal combustion engine and compressor thereof |
| 05/31/2011 | US7950322 Plunger assembly |
| 05/31/2011 | US7950321 Hydraulic system |
| 05/26/2011 | US20110119914 Piston For Internal Combustion Engines, Produced By Means of a Multi-Orbital Friction Welding Method |
| 05/26/2011 | DE19813454B4 Hochdruck-Kolbenzylindereinheit für hohe Hubzyklen High-pressure piston cylinder unit for high stroke cycles |
| 05/25/2011 | CN201843990U Hydraulic cylinder piston |
| 05/25/2011 | CN201843989U Piston support ring |
| 05/25/2011 | CN201843605U Split piston of oil logging tool |
| 05/25/2011 | CN102076936A Piston for an internal combustion engine |
| 05/25/2011 | CN102072013A Novel internal combustion engine design |
| 05/24/2011 | US7946216 Two-part piston for an internal combustion engine |
| 05/19/2011 | US20110113956 Piston having twisted skirt panels |
| 05/19/2011 | US20110113955 Actuator |
| 05/18/2011 | CN201836364U Hydraulic cylinder piston |
| 05/18/2011 | CN201836363U Crank circular slide block mechanism, piston thereof and equipment adopting same |
| 05/12/2011 | US20110107910 Piston with blow-by feature and method of preventing catastrophic failure to an internal combustion engine |
| 05/12/2011 | DE102008012014B4 Druckverstärker Booster |
| 05/11/2011 | EP2318681A2 Piston skirt with friction reducing oil recess and oil reservoir |
| 05/11/2011 | EP2094997B1 Piston for an internal combustion engine |
| 05/11/2011 | CN201827493U Piston component of electromagnetic valve and electromagnetic valve with piston component |
| 05/11/2011 | CN201827353U Piston of automobile engine |
| 05/11/2011 | CN201827352U 锁紧活塞 Locking piston |
| 05/11/2011 | CN102052461A Piston for hydraulic mechanism |
| 05/10/2011 | US7938059 Pressure attenuated pump piston |
| 05/10/2011 | US7938058 Engine piston with rolling element skirt |
| 05/10/2011 | US7938057 Piston pump with reduced clearance volume |
| 05/05/2011 | WO2011053762A2 Weight balanced internal combustion engine piston |
| 05/05/2011 | WO2011052708A1 Method for producing near-net-shape material for engine piston |
| 05/05/2011 | WO2011017581A3 Low thermal conductivity piston and method of construction thereof |
| 05/05/2011 | DE102010048509A1 Piston component for use in insertion system for double clutches that connect e.g. crankshaft of internal-combustion engine with transmission input shafts in motor vehicle, has locking lugs intervening recesses in connected condition |
| 05/04/2011 | CN201818799U Sealing structure of oil cylinder in ultrahigh pressure press |
| 05/04/2011 | CN201818782U Anti-dropping cylinder piston |
| 05/04/2011 | CN102042401A Piston and piston ring group |
| 05/04/2011 | CN102041416A Formula of new piston material |
| 05/04/2011 | CN101010523B Sealing device |
| 05/03/2011 | US7934482 Liquid-cooled composite piston |
| 04/28/2011 | US20110094376 Piston cylinder-type high-pressure generating device |
| 04/27/2011 | CN201810874U Connected valve rod of aluminum electrolysis tank crust breaking cylinder communicating valve |
| 04/27/2011 | CN201810757U Piston and cylinder body component of hydraulic cylinder |
| 04/27/2011 | CN101403381B Plunger for high abrasion-proof displacement pump |
| 04/21/2011 | DE102010036172A1 Piston for use in master cylinder of vehicle, has adapter element inserted into recess and comprising fastening region, and sensor element that is positioned directly into recess or is positioned indirectly by adapter element |
| 04/20/2011 | EP2310649A1 Piston for an internal combustion engine |
| 04/20/2011 | CN201802856U Constant-strength piston pin |
| 04/20/2011 | CN201802855U 活塞 Piston |
| 04/20/2011 | CN102022456A Clutch master cylinder capable of outputting displacement signal |
| 04/19/2011 | US7926676 Press with pressure vessel supporting cover for movement between a first position and a second position |
| 04/14/2011 | US20110083633 Method for the production of a piston for internal combustion engines and piston for an internal combustion engine |
| 04/14/2011 | US20110083552 Plunger assembly |
| 04/12/2011 | US7921555 Piston for an internal combustion engine and method for its production |
| 04/07/2011 | DE102009048124A1 Stahlkolben für Verbrennungsmotoren Steel pistons for internal combustion engines |
| 04/06/2011 | CN201787059U Combined sealing ring and special piston thereof |
| 04/06/2011 | CN201787058U Double-inlaid type piston |
| 03/31/2011 | WO2010122349A3 Improved piston |