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)
01/2013
01/03/2013US20130000482 Sand Casting An Aluminum Diesel Piston With An As-Cast, Reentrant Combustion Bowl For Light Or Medium Duty Diesel Engines
01/03/2013DE102011078202A1 Method for manufacturing piston for internal combustion engine, involves recessing region which has cooling channel and piston ring groove in finished piston
01/02/2013CN202646678U Piston pin for electric grease pump
01/02/2013CN202646677U Connecting device of piston and piston rod, and piston assembly containing connecting device
01/02/2013CN202646676U Anti-revolution piston
01/02/2013CN101087941B Piston for a combustion engine
01/01/2013US8342371 Caulking gun with a radially expanding pressure disk
12/2012
12/27/2012DE102012206095A1 Kolben für Brennkraftmaschine, bestehend aus einer Aluminium-Legierung mit reduziertem Magnesiumgehalt Pistons for internal combustion engine, comprising an aluminum alloy with a reduced magnesium content
12/27/2012CA2781415A1 Passive piston unit
12/26/2012CN202629063U Diclinic hole vacuum glass piston
12/26/2012CN102052461B Piston for hydraulic mechanism
12/26/2012CN101939526B Piston assembly and connecting rod having a profiled piston pin
12/25/2012US8336446 Piston having twisted skirt panels
12/20/2012WO2012171552A1 Piston for an internal combustion engine, method for producing a piston and use of an alloy for casting a piston
12/20/2012WO2012171089A1 Mounting arrangement for a piston-connecting rod assembly in a refrigeration compressor
12/19/2012CN202612602U Steam motor piston
12/19/2012CN102828779A Aerodynamic engine capable of working by reutilizing air
12/18/2012US8333528 Lateral pin retention system and method
12/13/2012US20120312271 Piston
12/13/2012DE102011103883A1 Method for manufacturing piston for piston engine, involves arranging coaxial bore in contact with end face of hollow piston, and connecting cover with hollow piston by friction welding through relative rotation of hollow piston and cover
12/13/2012DE102011077021A1 Method for producing electrically-insulated ceramic coating on piston or bearing component i.e. rolling body, of needle cage, involves applying mixture on component, and drying mixture with temperature between specific degrees Celsius
12/12/2012EP2532871A1 Reciprocating engine
12/12/2012CN202598114U Cylindrical dry type gas storage cabinet piston
12/12/2012CN102818019A Concave surface piston
12/12/2012CN102818018A Impact piston and hydraulic breaking hammer with same
12/12/2012CN102814629A Method for manufacturing piston and piston used for piston machine
12/11/2012US8327820 Pressure engine, in particular, an internal combustion engine, with an annular structure
12/06/2012WO2012166039A1 Piston mounting
12/06/2012WO2012165232A1 Piston assembly, fluid pressure cylinder, method for manufacturing piston assembly
12/06/2012WO2012162717A1 Air cooled ported piston for internal combustion engines
12/06/2012US20120304855 Fluid pressure cylinder
12/06/2012US20120304854 Piston having position rings and support rings
12/06/2012US20120304853 Method of reducing deflection through a rod piston in a subsurface safety valve
12/05/2012CN202580003U Piston pin clamping spring
12/05/2012CN202580002U Novel rubber coating plunger
12/05/2012CN101220862B 被动重新定相活塞 Passive rephasing piston
11/2012
11/29/2012WO2012161159A1 Coupling structure for piston used in fluid-pressure cylinder, and coupling method therefor
11/29/2012WO2012159610A1 Piston for an internal combustion engine and method for producing the piston
11/29/2012US20120297973 Air intake porting for a two stroke engine
11/28/2012CN202561027U Piston for electric grease pump
11/28/2012CN202561026U Brake caliper piston
11/28/2012CN202561025U Double-acting piston as well as combustion motor and compressor
11/28/2012CN102803694A Piston for internal combustion engine
11/28/2012CN102797584A Energy-saving piston for gas engine
11/28/2012CN101087942B Piston for a combustion engine and method for coating the hub bores thereof
11/22/2012US20120291626 Piston for an air spring of a heavy-duty vehicle
11/21/2012CN102788154A Integrated hydraulic tappet plunger and integral roller forming method thereof
11/21/2012CN102788153A Hydraulic piston cylinder
11/15/2012DE102011075673A1 Piston, particularly for internal combustion engine of motor vehicle, comprises ring groove for receiving oil scraper ring and oil collecting groove, where piston area is placed between ring groove and oil collection groove
11/14/2012CN202531820U Connecting rod plunger device of lifting machine tool
11/08/2012US20120279390 Method for the production of a piston
11/08/2012DE102011100418A1 Circular piston for piston engine, has upper base element made of material having relative low thermal conductivity and connected with lower bottom section of piston, where lower bottom section is provided on region of piston head system
11/07/2012CN202520935U Flexible piston
11/07/2012CN202520934U Metering tube piston head structure for high-precision analyzer
11/07/2012CN102767619A Electrode band-type brake with piston guide sealing structure
11/01/2012US20120272820 Input and Output Rods for Vacuum Brake Booster
10/2012
10/31/2012CN102758915A Lateral-supporting type piston connection rod
10/30/2012US8297239 Gyroscopic rotary engine
10/30/2012US8297179 Process for hardening an annular groove of a piston head by means of laser beams and a piston produced by the process
10/26/2012WO2012143101A1 Small end bushing, piston and bushing-piston-system
10/26/2012DE202011103590U1 Kolben für einen Druckluftmotor sowie Werkzeug mit einem Druckluftmotor A piston for an air motor, as well as tool comprising a pneumatic motor
10/25/2012DE102011002200A1 Method of reducing weight and/or increasing mechanical strength of cast iron material used for cylinders in engine blocks, involves increasing elastic modulus of cast iron material locally by structural transformation to cementite
10/24/2012EP2515010A1 Small end bushing, piston and bushing-piston-system
10/24/2012CN202500991U Aluminum piston used for anti-impact high-pressure piston accumulator
10/24/2012CN202500918U Clutch master cylinder piston
10/18/2012DE102011017116A1 Piston pin for use with mechanical contact with piston of machine, particularly internal combustion engine, has double-T-support profile in cross section, where central cross-sectional area contains variable contour thickening
10/18/2012DE102011002138A1 Adjustable connecting rod assembly for internal combustion engine of motor vehicle, has connecting section whose angular sector is smaller than angular sector of the adjustable eccentric cam device
10/17/2012CN102734370A Shock absorber piston
10/16/2012US8286607 Wrist pin, connecting rod, piston and piston assembly therewith and methods of constructing and assembling the same
10/16/2012US8286546 Lobe design for fuel pump actuation
10/11/2012US20120255434 Piston
10/11/2012US20120255276 Load limited actuator
10/10/2012EP2507537A1 Pin bosses of a piston for an internal combustion engine
10/10/2012CN202484286U Piston structure of clutch cylinder
10/10/2012CN102725503A Reciprocating engine
10/09/2012US8282306 Joint between two hinge-linked vehicle parts such as of an articulated vehicle, comprising an articulated joint
10/04/2012WO2012130799A1 Defined oil retaining openings in pin bores
10/04/2012WO2012078401A3 Piston wire lock and tool for inserting and removing the same
10/04/2012US20120247323 Cartridge piston
10/04/2012DE102011006498A1 Definierte Ölhalteöffnungen in Bolzenbohrungen Defined oil retaining holes in bolt holes
10/03/2012CN202468972U Piston anti-loosening structure with double-top-screw radial positioning function
10/03/2012CN102713372A Pin bosses of a piston for an internal combustion engine
10/02/2012US8277952 Sliding member for compressor
10/02/2012US8277653 Power recovery chamber
09/2012
09/27/2012US20120240881 Multi-part piston for an internal combustion engine
09/26/2012CN202451818U Piston seat, and piston, internal combustion engine and compressor comprising the same
09/26/2012CN202451688U Covering piston for shock absorber
09/26/2012CN102080724B Reciprocating piece for crank round slider mechanism, and internal combustion engine and compressor thereof
09/20/2012DE102010063102B4 Kolbenanordnung für einen Schwingungsdämpfer Piston assembly for a vibration damper
09/19/2012CN202441881U Valve piston
09/19/2012CN102676888A Eutectic aluminum silicon alloy piston material of vehicle engine
09/18/2012US8267006 Axial piston machine
09/18/2012CA2488902C Seal in flexible graphite and with metal sheath for high temperature
09/13/2012WO2012119584A1 Piston for an internal combustion engine
09/13/2012US20120227708 Piston and use therefor
09/07/2012WO2012116688A1 Piston for an internal combustion engine
09/07/2012WO2012116687A1 Piston for an internal combustion engine
09/07/2012WO2012116430A1 Variable displacement piston-in-piston hydraulic unit
09/05/2012CN202418579U Steam hammer piston sealing structure
09/05/2012CN202418549U High-pressure sealing piston for pulse test of engine body
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