| Patents for F16J 1 - Pistons; Trunk pistons; Plungers (5,199) |
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| 04/11/2013 | WO2013050100A1 Piston arrangement for a combustion chamber of an internal combustion engine, having a variable compression ratio |
| 04/11/2013 | WO2013050098A1 Method for the variable adjustment of a compression ratio of a combustion chamber of an internal combustion engine |
| 04/11/2013 | US20130086926 Cryogenic refrigerator, cryopump and displacer |
| 04/10/2013 | CN202867816U Diesel engine slider block with locking clamping groove |
| 04/10/2013 | CN101772662B Piston seal guide bearing |
| 04/04/2013 | WO2013046242A2 Piston and improved connecting rod for use in internal combustion engine |
| 04/04/2013 | WO2013045289A1 Two-part steel piston for internal combustion engines |
| 04/04/2013 | WO2012146333A3 Piston - chamber combination - vanderblom motor |
| 04/04/2013 | DE10223844B4 Wasserhydraulische Maschine Water hydraulic machine |
| 04/04/2013 | DE102011083744A1 Seal for separating gas volume in monotube damper system of e.g. shock absorber of motorcycle, has seal lips radially resting against cylinder, where seal is formed to be axially movable in cylinder to cause or ease change of gas volume |
| 04/03/2013 | CN202851933U Plunger with sealing element |
| 04/03/2013 | CN202851755U Front brake caliper piston |
| 04/03/2013 | CN202851754U Back brake caliper piston |
| 04/03/2013 | CN103016716A Steel head and aluminium skirt piston with taper piston pin holes |
| 04/03/2013 | CN103016715A Hydraulic oil overflow piston and hydraulic oil overflow valve |
| 04/03/2013 | CN103016714A Sealing piston mechanism applicable to realizing bidirectional flowing of high-pressure electromagnetic valve gas |
| 04/03/2013 | CN103016713A 钢顶铝裙活塞 Steel head and aluminum piston skirt |
| 04/03/2013 | CN103016712A Piston with steel crown and aluminous skirt |
| 04/02/2013 | US8408116 Method of fitting a piston for use in an internal combustion engine |
| 03/28/2013 | DE102012216367A1 Zweiteiliger Stahlkolben für Brennkraftmaschinen Two-piece steel pistons for internal combustion engines |
| 03/28/2013 | DE102011006409B4 Verfahren zur Herstellung eines einteiligen Kühlkanalkolbens für einen Verbrennungsmotor, sowie ein nach dem Verfahren hergestellter Kühlkanalkolben A process for preparing a one-piece cooling channel piston for an internal combustion engine, and a cooling channel piston produced by the process |
| 03/27/2013 | EP2572124A1 Elastic fixing element for a piston of a variable compression ratio engine |
| 03/27/2013 | CN202834039U Piston with oxide film |
| 03/27/2013 | CN202834038U Hydraulic piston cylinder |
| 03/27/2013 | CN202834037U Stopper for injection |
| 03/27/2013 | CN202833824U Piston of automobile shock absorber |
| 03/27/2013 | CN202832703U Portable engine for work machinery |
| 03/27/2013 | CN101784780B Piston of internal combustion engine |
| 03/26/2013 | US8402879 Tool for screwing a piston onto the piston rod of a hydraulic cylinder and hydraulic cylinder |
| 03/21/2013 | US20130068096 Laser welded piston assembly |
| 03/21/2013 | US20130068095 Piston head with sealing arrangement |
| 03/21/2013 | US20130068094 Piston, Method of Construction, and Piston Body Portions Thereof |
| 03/21/2013 | US20130068093 Constant velocity engine/technology |
| 03/20/2013 | CN202812175U Cast steel piston top |
| 03/20/2013 | CN202811973U Shock absorber piston |
| 03/20/2013 | CN102979904A Piston cylinder in oil pumping device of intelligent intermittent bailing type oil pumping unit |
| 03/20/2013 | CN101855451B Hermetic compressor |
| 03/14/2013 | US20130064693 Plunger pump for volumes below one microliter, allowing manual intervention |
| 03/13/2013 | EP2566655A1 Piston assembly multiple step forming process |
| 03/13/2013 | CN202790504U Electrode brake with piston guiding sealing structure |
| 03/13/2013 | CN202790502U Novel link pin |
| 03/13/2013 | CN202790501U Anti-loosening hydraulic cylinder piston |
| 03/13/2013 | CN202790500U Piston of brake caliper |
| 03/13/2013 | CN202790499U Clamping spring positioning structure in automobile piston assembly |
| 03/13/2013 | CN202790498U Piston of pressure sustaining valve of air compressor |
| 03/07/2013 | WO2013029583A1 Piston rod connection |
| 03/07/2013 | DE102012203162A1 Kolben für einen Bremssattel einer Scheibenbremse A piston for a brake caliper of a disc brake |
| 03/06/2013 | CN102959222A Piston for spark-ignition engine |
| 02/28/2013 | WO2013026508A1 Piston-chamber combination - vanderblom motor |
| 02/28/2013 | US20130047840 Light Impact Unit for an Impact Assembly and Impact Assemby |
| 02/28/2013 | US20130047837 Piston-Chamber Combination |
| 02/28/2013 | CA2878083A1 Piston-chamber combination vanderblom motor |
| 02/27/2013 | CN202756606U Assembly cutting surface piston for engineering machinery |
| 02/27/2013 | CN202756605U High-tightness piston for engineering machinery |
| 02/27/2013 | CN202756604U Piston for engineering machinery |
| 02/27/2013 | CN202756603U Plug-in type piston for engineering machinery |
| 02/27/2013 | CN102947628A Elastic fixing element for piston of variable compression ratio engine |
| 02/27/2013 | CN102943192A Aluminum piston manufacturing method |
| 02/26/2013 | US8382459 Piston pump with improved piston |
| 02/26/2013 | US8381524 Reciprocating expansion engine and piston of a reciprocating expansion engine |
| 02/14/2013 | WO2013022062A1 Piston for internal combustion engine |
| 02/14/2013 | WO2013021789A1 Piston structure for internal combustion engine |
| 02/14/2013 | US20130036903 Vortex turbulence inducing piston |
| 02/13/2013 | CN202732925U Piston blank with two-body embedded type end surface welding structure for retarder |
| 02/13/2013 | CN202732924U Piston component |
| 02/13/2013 | CN202732923U Piston cylinder of high-silicon aluminum alloy hollow piston |
| 02/08/2013 | DE212011100100U1 Kolbenkopf mit Dichtanordnung Piston head seal assembly |
| 02/06/2013 | CN202719126U Hollow piston head backstop mechanism |
| 02/06/2013 | CN202719125U Hollow piston rod connecting mechanism |
| 02/06/2013 | CN202719124U Hollow piston |
| 02/06/2013 | CN102913618A Improved piston |
| 02/06/2013 | CN102913617A Piston with lubricating oil grooves |
| 01/30/2013 | CN202708045U Support rod piston formed by pressing powder metallurgy |
| 01/30/2013 | CN202708044U Gas spring piston made of powder metallurgy in pressing mode |
| 01/30/2013 | CN202708043U Energized piston seal assembly |
| 01/30/2013 | CN202708042U Pneumatic support rod piston made through powder metallurgy in pressed mode |
| 01/30/2013 | CN202707899U Piston for gas spring |
| 01/30/2013 | CN102900841A Piston |
| 01/29/2013 | US8360026 Pin boss and piston provided with it, for an internal combustion engine |
| 01/23/2013 | EP2549089A1 Piston for internal combustion engine |
| 01/23/2013 | CN202691013U Connecting device for main cylinder plunger and moving crossbeam |
| 01/23/2013 | CN202691012U Irregular piston |
| 01/23/2013 | CN202691011U Impact piston and hydraulic breaking hammer using the same |
| 01/23/2013 | CN202691010U Wax suction piston of wax injection machine |
| 01/22/2013 | US8356550 Piston skirt with friction reducing oil recess and oil reservoir |
| 01/17/2013 | DE102012008682A1 Kolben für einen Verbrennungsmotor und Verfahren zu seiner Herstellung A piston for an internal combustion engine and method for its preparation |
| 01/17/2013 | DE102009032861B4 Kolben und Verfahren zu dessen Herstellung Flask and process for its preparation |
| 01/16/2013 | EP2545015A1 Method for producing a composite material, in particular a carbon piston, and carbon pistons |
| 01/16/2013 | CN202674296U Novel piston for engine |
| 01/16/2013 | CN202674295U Piston used for loading oil cylinder |
| 01/16/2013 | CN202674294U Piston mechanism for tractor hydraulic lifter assembly |
| 01/16/2013 | CN102878287A Piston rod mechanism |
| 01/16/2013 | CN102878286A Inner reinforcing type piston pin |
| 01/16/2013 | CN102878285A Fastener type piston |
| 01/16/2013 | CN101644327B Piston and internal combustion engine of circular slider-crank mechanism |
| 01/10/2013 | US20130008307 Piston with an undercrown support feature |
| 01/09/2013 | CN102865363A Oil guide type piston |
| 01/09/2013 | CN102865269A Cylinder |
| 01/08/2013 | US8347842 Coolable piston for internal combustion engine |
| 01/03/2013 | WO2013002739A1 High pressure piston pump |