F16J 1 - Pistons; Trunk pistons; Plungers

Patents for F16J 1 - Pistons; Trunk pistons; Plungers (5,199)
01/2012
01/04/2012	CN102305289A Gap seal hydraulic cylinder based on deformable piston ring
01/03/2012	CA2707738C Riser rotating control device
12/2011
12/29/2011	US20110315007 Piston for a brake caliper of a disc brake
12/29/2011	DE102010025508A1 Kolben für einen Verbrennungsmotor Piston for an internal combustion engine
12/28/2011	EP2399846A2 Cartridge piston
12/28/2011	EP2399037A2 Pressure cycle operated perforating firing head
12/27/2011	US8082899 Double-layer lubrication coating composition, double-layer lubrication coating and piston having same coating
12/22/2011	US20110308904 Piston with improved displacement properties
12/22/2011	DE102010029252B4 Schwingungsdämpfer Vibration
12/22/2011	DE102010024126A1 Kolbenspeicher Piston accumulators
12/21/2011	CN102292577A 具有活塞环及支撑环的活塞 Piston having piston rings and the support ring
12/21/2011	CN102292541A 斜轴结构式轴向柱塞机 Structure Oblique axial piston machine
12/20/2011	US8079299 Upper part of a composite piston
12/14/2011	CN202074027U 液压油缸及其活塞体 Hydraulic cylinder and piston body
12/14/2011	CN202074026U 一种新型的粘胶剂软包装打胶枪的活塞 A new flexible adhesive glue gun piston
12/08/2011	US20110296983 Piston pump device
12/08/2011	US20110296827 Master Cylinder
12/07/2011	CN202065464U 主活塞锻件 Main piston forging
12/07/2011	CN202065463U 双层增压刹车制动活塞 Double-piston brake booster
12/07/2011	CN101680544B 具有活塞组件的往复泵 Reciprocating pump having a piston assembly
12/07/2011	CN101655156B 曲柄圆滑块机构的活塞及其内燃机、压缩机 Sleek block piston crank mechanism and internal combustion engines, compressors
12/01/2011	WO2011149414A1 Piston head with sealing arrangement
12/01/2011	US20110290612 Clip seal with integrated return spring
12/01/2011	US20110290106 Piston assembly
12/01/2011	DE102010029252A1 Schwingungsdämpfer Vibration
11/2011
11/30/2011	EP2389514A1 Axial piston machine having bent axis construction
11/30/2011	CN102261420A 减振器 Shock Absorber
11/30/2011	CN101365559B 内燃机的冷却通道活塞及其制造方法 The internal combustion engine piston cooling channel and its manufacturing method
11/24/2011	WO2011144826A1 Elastic fixing element for a piston of a variable compression ratio engine
11/23/2011	CN202048182U Side support type piston connecting rod
11/23/2011	CN102257283A Piston bearing arrangement
11/17/2011	US20110277626 Rocking piston type compressor
11/16/2011	CN102242808A Cold-formed flat top plunger for use in a hydraulic lash adjuster and method of making same
11/16/2011	CN102242636A Single hydraulic pillar
11/10/2011	WO2011137747A1 Piston ring for sealing gas and piston
11/10/2011	WO2011097016A3 Single-crankshaft, opposed-piston engine constructions
11/10/2011	US20110274946 Cast body
11/09/2011	CN202032082U Split rotary plunger
11/03/2011	US20110265643 Piston and cylinder assembly
11/02/2011	EP1573237B1 Piston-pin boss of a piston for an internal combustion engine
11/02/2011	CN202023915U Piston device for pressure stabilizing box
11/02/2011	CN102230535A Novel piston structure for battering ram
11/01/2011	US8047123 Cooling gallery insert for a piston
10/2011
10/25/2011	US8042453 Piston with a skirt having oil flow slots
10/20/2011	DE102010015417A1 Kolben für eine Radialkolbenmaschine Bulb for a radial piston engine
10/19/2011	CN202012586U Oil cylinder piston used for hydraulic clutch bearing
10/19/2011	CN102218826A Preparation method of textile-clamping guide ring and product of textile-clamping guide ring
10/18/2011	US8037810 Piston for a hydraulic brake and method for production thereof
10/13/2011	WO2011125133A1 Cylinder gasket and pre-filled syringe using same
10/12/2011	CN202007888U Piston for crank circular sliding block mechanism and internal combustion engine and compressor thereof
10/12/2011	CN202007887U Integral sealing engineering cylinder
10/12/2011	CN102213313A Processing technology for whole spherical iron piston
10/12/2011	CN102213312A Process for machining piston skirt
10/12/2011	CN102212726A High-performance piston manufacturing material
10/12/2011	CN102211272A All-aluminum piston machining process
10/12/2011	CN101595333B Piston pin for a combustion engine and method for its manufacture
10/06/2011	US20110239859 Seal for a piston rod
10/05/2011	CN201999681U Jack adopting three semi-ring structure for fixing piston head and hydraulic support
10/05/2011	CN1922422B Sealing arrangement for relatively movable parts and device including such a sealing arrangement
10/05/2011	CN101205849B Piston with oil collector ring
10/04/2011	US8028614 Wobble plate compressor
09/2011
09/29/2011	US20110232599 Air intake porting for a two stroke engine
09/29/2011	US20110232480 Piston for an internal combustion engine
09/28/2011	CN201992057U 双螺纹防松紧固结构 Double-threaded locking fastening structure
09/28/2011	CN101655152B Single action piston for crank round sliding block mechanism as well as internal-combustion engine and compressor thereof
09/22/2011	WO2011115152A1 Piston for internal combustion engine
09/22/2011	WO2011074833A3 Pressure fluctuation type height-adjusting apparatus
09/22/2011	DE102010011682A1 Piston for use in reciprocating piston engine, has lubricant discharge openings formed between upper and middle annular grooves and/or between middle and lower annular grooves in piston bar for discharging lubricant from piston head
09/20/2011	US8020529 Piston pin with slide layer for connecting rod eye for internal combustion engines
09/15/2011	WO2011111488A1 Fluid pressure cylinder
09/15/2011	WO2011110607A1 Method for producing a composite material, in particular a carbon piston, and carbon pistons
09/15/2011	DE102010002708A1 Verfahren zum Herstellen eines Verbundmaterials, insbesondere eines Kohlenstoffkolbens, und Kohlenstoffkolben A method for producing a composite material, especially a carbon piston and carbon piston
09/14/2011	CN102182563A Pressure limiting seal piston and exhaust brake butterfly valve thereof
09/07/2011	CN201963864U 一种活塞杆与活塞连接防松动装置 One kind of a piston rod connected to the piston means preventing loosening
09/07/2011	CN201963863U 液密型气缸活塞 Liquid tight cylinder piston
09/07/2011	CN201963862U 限压密封活塞及其排气制动蝶阀 Pressure limiting valve sealing pistons and exhaust brake
09/07/2011	CN102177266A Method for manufacturing a piston of an internal combustion engine, comprising an improved aluminum silicon alloy
09/06/2011	US8011288 Piston, especially cooling channel piston, comprising three friction-welded zones
09/06/2011	US8011287 Pin bosses of a piston for an internal combustion engine
08/2011
08/31/2011	CN201953984U 一种用于液压油缸的活塞 A hydraulic cylinder piston
08/31/2011	CN201953983U 一种液压机构用活塞 A hydraulic piston mechanism
08/31/2011	CN102171435A Piston skirt with friction reducing oil recess and oil reservoir
08/31/2011	CN102168760A Sealing structure with favorable safety for piston cylinder
08/24/2011	EP2359015A1 Piston bearing arrangement
08/24/2011	CN102161459A Jack for fixing piston head by using three-semi-ring structure and hydraulic bracket
08/23/2011	US8001946 Piston for an internal combustion engine and method for its production
08/18/2011	WO2011053762A3 Weight balanced internal combustion engine piston
08/18/2011	US20110197845 Piston assembly
08/18/2011	US20110197755 Gas lubrication structure for piston, and stirling engine
08/18/2011	DE102010002009A1 Device for inserting cylinder piston in cylinder liner of internal combustion engine, has base bodies mounted over portion, in whose region no sliders extend, at liner such that sliders form funnel-like insertion region for pistons
08/17/2011	CN201934646U 双螺钉挤压式活塞防松结构 Twin screw extrusion piston locking structure
08/11/2011	US20110192279 Multilayer lubrication coating film and internal combustion engine piston using the coating film
08/11/2011	DE10015709B4 Kolben mit einem ringförmigen Kühlkanal Piston with an annular cooling channel
08/10/2011	EP2212592B1 Functionally optimized design of the piston-ring field region in steel pistons
08/10/2011	CN201925395U 减震器活塞 Shock absorber piston
08/10/2011	CN101218436B Piston for a working cylinder
08/09/2011	CA2668502C Process for surface treatment of a high-strength steel mechanical part
08/04/2011	WO2011093106A1 Reciprocating engine
08/03/2011	EP2002159B1 Pin bosses of a piston for an internal combustion engine
08/03/2011	CN201916478U 一种活塞片 One kind of piston sheet

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