Version: 2024.08
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CPC | COOPERATIVE PATENT CLASSIFICATION | |||
| F01B | MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES (of rotary-piston or oscillating-piston type F01C; of non-positive-displacement type F01D; internal-combustion aspects of reciprocating-piston engines F02B 57/00, F02B 59/00; crankshafts, crossheads, connecting-rods F16C; flywheels F16F; gearings for interconverting rotary motion and reciprocating motion in general F16H; pistons, piston rods, cylinders, for engines in general F16J) [2018-08] NOTES
WARNING
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F01B 1/00 |
F01B 1/01 | . | with one single cylinder [2013-01] |
F01B 1/02 | . | with cylinders all in one line [2013-01] |
F01B 1/04 | . | with cylinders in V-arrangement [2013-01] |
F01B 1/06 | . | with cylinders in star or fan arrangement [2013-01] |
F01B 1/0603 | . . | {the connection of the pistons with an element being at the outer ends of the cylinders} [2013-01] |
F01B 1/0606 | . . . | {with cam-actuated distribution member(s)} [2013-01] |
F01B 1/061 | . . . | {with two or more series radial piston-cylinder units} [2013-01] |
F01B 1/0613 | . . . . | {directly located side by side} [2013-01] |
F01B 1/0617 | . . . . | {coupling of several cylinders-barrels} [2013-01] |
F01B 1/062 | . . | {the connection of the pistons with an actuating or actuated element being at the inner ends of the cylinders} [2013-01] |
F01B 1/0624 | . . . | {with cam-actuated distribution member(s)} [2013-01] |
F01B 1/0627 | . . . . | {each machine piston being provided with channels, which are coacting with the cylinder and are used as a distribution member for another piston-cylinder unit} [2013-01] |
F01B 1/0631 | . . . | {the piston-driving or -driven cam being provided with an inlet or an outlet} [2013-01] |
F01B 1/0634 | . . . | {with two or more series radial piston-cylinder units} [2013-01] |
F01B 1/0637 | . . . . | {directly located side by side} [2013-01] |
F01B 1/0641 | . . | {Details, component parts specially adapted for such machines} [2013-01] |
F01B 1/0644 | . . . | {Pistons} [2013-01] |
F01B 1/0648 | . . . | {Cams} [2013-01] |
F01B 1/0651 | . . . . | {consisting of several cylindrical elements, e.g. rollers} [2013-01] |
F01B 1/0655 | . . . | {cylinders} [2013-01] |
F01B 1/0658 | . . . | {Arrangements for pressing or connecting the pistons against the actuating or actuated cam} [2013-01] |
F01B 1/0662 | . . . . | {hydraulically} [2013-01] |
F01B 1/0665 | . . . | {Disconnecting the pistons from the actuating or actuated cam (in general F01B 31/24)} [2013-01] |
F01B 1/0668 | . . . | {Supporting and guiding means for the piston} [2013-01] |
F01B 1/0672 | . . . | {Draining of the machine housing; arrangements dealing with leakage fluid} [2018-01] |
F01B 1/0675 | . . | {Controlling} [2013-01] |
F01B 1/0679 | . . . | {by using a valve in a system with several pump or motor chambers, wherein the flow path through the chambers can be changed, e.g. series-parallel} [2013-01] |
F01B 1/0682 | . . . | {by changing the effective cross sectional piston working surface} [2013-01] |
F01B 1/0686 | . . . | {by changing the effective piston stroke} [2013-01] |
F01B 1/0689 | . . . . | {by changing the excentricity of one element relative to another element} [2013-01] |
F01B 1/0693 | . . . | {by changing the phase relationship between two actuating or actuated cams} [2013-01] |
F01B 1/0696 | . . . | {by changing the phase relationship between the actuating or actuated cam and the distributing means} [2013-01] |
F01B 1/08 | . | with cylinders arranged oppositely relative to main shaft and of "flat" type [2013-01] |
F01B 1/10 | . | with more than one main shaft, e.g. coupled to common output shaft (combinations of two or more machines or engines F01B 21/00) [2013-01] |
F01B 1/12 | . | Separate cylinder-crankcase elements coupled together to form a unit [2013-01] |
F01B 3/00 | Reciprocating-piston machines or engines with cylinder axes coaxial with, or parallel or inclined to, main shaft axis [2013-01] |
F01B 3/0002 | . | {having stationary cylinders} [2013-01] |
F01B 3/0005 | . . | {having two or more sets of cylinders or pistons} [2013-01] |
F01B 3/0008 | . . | {having self-acting distribution members, e.g. actuated by working fluid} [2013-01] |
F01B 3/0011 | . . . | {Cylindrical distribution members} [2013-01] |
F01B 3/0014 | . . . | {Conical distribution members} [2013-01] |
F01B 3/0017 | . . | {Component parts, details, e.g. sealings, lubrication} [2013-01] |
F01B 3/002 | . . . | {Cylinders} [2013-01] |
F01B 3/0023 | . . . | {Actuating or actuated elements} [2013-01] |
F01B 3/0026 | . . . . | {Actuating or actuated element bearing means or driving or driven axis bearing means} [2013-01] |
F01B 3/0029 | . . . | {Casings, housings} [2013-01] |
F01B 3/0032 | . | {having rotary cylinder block} [2013-01] |
F01B 3/0035 | . . | {having two or more sets of cylinders or pistons} [2013-01] |
F01B 3/0041 | . . | {Arrangements for pressing the cylinder barrel against the valve plate, e.g. fluid pressure} [2013-01] |
F01B 3/0044 | . . | {Component parts, details, e.g. valves, sealings, lubrication} [2013-01] |
F01B 3/0047 | . . . | {Particularities in the contacting area between cylinder barrel and valve plate} [2013-01] |
F01B 3/0052 | . . . | {Cylinder barrel} [2013-01] |
F01B 3/0055 | . . . | {Valve means, e.g. valve plate} [2013-01] |
F01B 3/0058 | . . . . | {Cylindrical valve means} [2013-01] |
F01B 3/0061 | . . . . | {Conical valve means} [2013-01] |
F01B 3/0064 | . . . | {Machine housing} [2013-01] |
F01B 3/0067 | . . . . | {cylinder barrel bearing means} [2013-01] |
F01B 3/007 | . . . | {Swash plate} [2013-01] |
F01B 3/0073 | . . . . | {swash plate bearing means or driving or driven axis bearing means} [2013-01] |
F01B 3/0076 | . . | {Connection between cylinder barrel and inclined swash plate} [2013-01] |
F01B 3/0079 | . | {having pistons with rotary and reciprocating motion, i.e. spinning pistons} [2013-01] |
F01B 3/0082 | . | {Details} [2013-01] |
F01B 3/0085 | . . | {Pistons} [2013-01] |
F01B 3/0088 | . . . | {Piston shoe retaining means} [2013-01] |
F01B 3/0091 | . . | {Casings, housings} [2013-01] |
F01B 3/0094 | . . | {Driving or driven means} [2013-01] |
F01B 2003/0097 | . . . | {Z-shafts, i.e. driven or driving shafts in Z-form} [2013-01] |
F01B 3/02 | . | with wobble-plate [2013-01] |
F01B 3/04 | . | the piston motion being transmitted by curved surfaces [2013-01] |
F01B 3/045 | . . | {by two or more curved surfaces, e.g. for two or more pistons in one cylinder} [2013-01] |
F01B 3/06 | . . | by multi-turn helical surfaces and automatic reversal [2013-01] |
F01B 3/10 | . | Control of working-fluid admission or discharge peculiar thereto (suitable for more general application F01L) [2013-01] |
F01B 3/101 | . . | {for machines with stationary cylinders} [2013-01] |
F01B 3/102 | . . . | {Changing the piston stroke by changing the position of the swash plate} [2013-01] |
F01B 3/103 | . . | {for machines with rotary cylinder block} [2013-01] |
F01B 3/104 | . . . | {by turning the valve plate} [2013-01] |
F01B 3/105 | . . . | {by moving the swash plate in a direction perpendicular to the axis of rotation of the cylinder barrel} [2013-01] |
F01B 3/106 | . . . | {by changing the inclination of the swash plate} [2013-01] |
F01B 3/107 | . . . . | {using wedges} [2013-01] |
F01B 3/108 | . . . | {by turning the swash plate (with fixed inclination)} [2013-01] |
F01B 3/109 | . . . | {by changing the inclination of the axis of the cylinder barrel relative to the swash plate (F01B 3/106 takes precedence)} [2013-01] |
F01B 5/00 | Reciprocating-piston machines or engines with cylinder axes arranged substantially tangentially to a circle centred on main shaft axis [2013-01] |
F01B 5/003 | . | {the connection of the pistons with an actuated or actuating element being at the outer ends of the cylinders} [2013-01] |
F01B 5/006 | . | {the connection of the pistons with an actuated or actuating element being at the inner ends of the cylinders} [2013-01] |
F01B 7/00 | Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders (in opposite arrangement relative to main shaft F01B 1/08) [2013-01] |
F01B 7/02 | . | with oppositely reciprocating pistons [2013-01] |
F01B 7/04 | . . | acting on same main shaft [2013-01] |
F01B 7/06 | . . . | using only connecting-rods for conversion of reciprocatory into rotary motion or vice versa [2016-08] |
F01B 7/08 | . . . . | with side rods [2013-01] |
F01B 7/10 | . . . . | having piston-rod of one piston passed through other piston [2013-01] |
F01B 7/12 | . . . | using rockers and connecting-rods [2013-01] |
F01B 7/14 | . . | acting on different main shafts [2013-01] |
F01B 7/16 | . | with pistons synchronously moving in tandem arrangement [2013-01] |
F01B 7/18 | . |
F01B 7/20 | . | with two or more pistons reciprocating one within another, e.g. one piston forming cylinder of the other [2013-01] |
F01B 9/00 | Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups (connections disengageable during idling F01B 31/24) [2013-01] |
F01B 9/02 | . | with crankshaft [2013-01] |
F01B 9/023 | . . | {of Bourke-type or Scotch yoke} [2013-01] |
F01B 9/026 | . . | {Rigid connections between piston and rod; Oscillating pistons} [2013-01] |
F01B 9/04 | . | with rotary main shaft other than crankshaft [2013-01] |
F01B 9/042 | . . | {the connections comprising gear transmissions} [2013-01] |
F01B 2009/045 | . . . | {Planetary gearings} [2013-01] |
F01B 9/047 | . . | {with rack and pinion} [2013-01] |
F01B 9/06 | . . | the piston motion being transmitted by curved surfaces [2013-01] |
F01B 2009/061 | . . . | {by cams} [2013-01] |
F01B 2009/063 | . . . . | {Mono-lobe cams} [2013-01] |
F01B 2009/065 | . . . . | {Bi-lobe cams} [2013-01] |
F01B 2009/066 | . . . . | {Tri-lobe cams} [2013-01] |
F01B 2009/068 | . . . . | {Quadri-lobe cams} [2013-01] |
F01B 9/08 | . . | with ratchet and pawl [2013-01] |
F01B 11/00 | Reciprocating-piston machines or engines without rotary main shaft, e.g. of free-piston type [2013-01] |
F01B 11/001 | . | {in which the movement in the two directions is obtained by one double acting piston motor} [2013-01] |
F01B 11/002 | . . | {one side of the double acting piston motor being always under the influence of the fluid under pressure} [2013-01] |
F01B 11/004 | . | {in which the movement in the two directions is obtained by two single acting piston motors, each acting in one direction} [2013-01] |
F01B 2011/005 | . . | {with oscillating pistons, i.e. the pistons are arranged in ring like cylinder sections and oscillate with respect to the center of the ring} [2013-01] |
F01B 11/006 | . . | {one single acting piston motor being always under the influence of the fluid under pressure} [2013-01] |
F01B 11/007 | . | {in which the movement in only one direction is obtained by a single acting piston motor, e.g. with actuation in the other direction by spring means} [2013-01] |
F01B 11/009 | . | {in which the movement in two directions is obtained by two or more double acting piston motors} [2013-01] |
F01B 11/02 | . | Equalising or cushioning devices [2013-01] |
F01B 11/04 | . |
F01B 11/08 | . |
F01B 13/00 | Reciprocating-piston machines or engines with rotating cylinders in order to obtain the reciprocating-piston motion (machines or engines of flexible-wall type F01B 19/00) [2013-01] |
F01B 13/02 | . | with one cylinder only [2013-01] |
F01B 13/04 | . |
F01B 13/045 | . . | {with cylinder axes arranged substantially tangentially to a circle centred on main shaft axis} [2013-01] |
F01B 13/06 | . . | in star arrangement [2013-01] |
F01B 13/061 | . . . | {the connection of the pistons with the actuated or actuating element being at the outer ends of the cylinders} [2013-01] |
F01B 13/062 | . . . . | {cylinder block and actuating or actuated cam both rotating (F01B 13/064 and F01B 13/066 take precedence)} [2013-01] |
F01B 13/063 | . . . . | {with two or more series radial piston-cylinder units} [2013-01] |
F01B 13/064 | . . . . . | {cylinder block and actuating or actuated cam both rotating (F01B 13/066 takes precedence)} [2013-01] |
F01B 13/065 | . . . . . | {directly located side by side} [2013-01] |
F01B 13/066 | . . . . . . | {cylinder block and actuating or actuated cam both rotating} [2013-01] |
F01B 13/067 | . . . . | {with pistons and cylinders having two different parallel axis of rotation} [2013-01] |
F01B 13/068 | . . . | {the connection of the pistons with an actuated or actuating element being at the inner ends of the cylinders} [2013-01] |
F01B 15/00 | Reciprocating-piston machines or engines with movable cylinders other than provided for in group F01B 13/00 (with movable cylinder sleeves for working fluid control F01L) [2013-01] |
F01B 15/002 | . | {having cylinders in star or fan arrangement, the connection of the pistons with the actuated or actuating element being at the outer ends of the cylinders} [2013-01] |
F01B 15/005 | . | {having cylinders in star or fan arrangement, the connection of the pistons with the actuated or actuating element being at the inner ends of the cylinders} [2013-01] |
F01B 15/007 | . | {having spinning cylinders, i.e. the cylinders rotating about their longitudinal axis} [2013-01] |
F01B 15/02 | . |
F01B 15/04 | . | with oscillating cylinder [2013-01] |
F01B 15/06 | . . | Control of working-fluid admission or discharge peculiar thereto [2013-01] |
F01B 15/065 | . . . | {by cam-actuated distribution members} [2013-01] |
F01B 17/00 | Reciprocating-piston machines or engines characterised by use of uniflow principle [2013-01] |
F01B 17/02 | . | Engines [2013-01] |
F01B 19/00 | Positive-displacement machines or engines of flexible-wall type [2013-01] |
F01B 19/02 | . | with plate-like flexible members [2013-01] |
F01B 19/04 | . | with tubular flexible members [2013-01] |
F01B 21/00 | Combinations of two or more machines or engines (F01B 23/00 takes precedence; combinations of two or more pumps F04; fluid gearing F16H) [2024-01] |
F01B 21/02 | . | the machines or engines being all of reciprocating-piston type [2013-01] |
F01B 21/04 | . | the machines or engines being not all of reciprocating-piston type, e.g. of reciprocating steam engine with steam turbine [2013-01] |
F01B 23/00 | Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby (F01B 11/00 takes precedence; fluid gearing F16H) [2024-01] |
F01B 23/02 | . | Adaptations for driving vehicles, e.g. locomotives [2024-01] |
F01B 23/04 | . . | the vehicles being waterborne vessels [2013-01] |
F01B 23/06 | . | Adaptations for driving, or combinations with, hand-held tools or the like [2013-01] |
F01B 23/08 | . | Adaptations for driving, or combinations with, pumps [2013-01] |
F01B 23/10 | . | Adaptations for driving, or combinations with, electric generators [2013-01] |
F01B 23/12 | . | Adaptations for driving rolling mills or other heavy reversing machinery [2013-01] |
| F01B 25/00 | NOTE
|
F01B 25/02 | . | Regulating or controlling by varying working-fluid admission or exhaust, e.g. by varying pressure or quantity (distributing or expansion valve gear F01L) [2013-01] |
F01B 25/04 | . . | Sensing elements [2013-01] |
F01B 25/06 | . . . | responsive to speed [2013-01] |
F01B 25/08 | . . | Final actuators [2013-01] |
F01B 25/10 | . . . | Arrangements or adaptations of working-fluid admission or discharge valves (valves in general F16K) [2013-01] |
F01B 25/12 | . . | Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted (sensing elements alone F01B 25/04; final actuators alone F01B 25/08) [2013-01] |
F01B 25/14 | . . | peculiar to particular kinds of machines or engines [2013-01] |
F01B 25/16 | . | Safety means responsive to specific conditions (against water hammer or the like in steam engines F01B 31/34) [2013-01] |
F01B 25/18 | . . | preventing rotation in wrong direction [2013-01] |
F01B 25/20 | . | Checking operation on safety devices [2013-01] |
F01B 25/22 | . | Braking by redirecting working-fluid [2013-01] |
F01B 25/24 | . . | thereby regenerating energy [2013-01] |
F01B 25/26 | . | Warning devices [2013-01] |
F01B 27/00 |
F01B 27/02 | . | of reciprocating-piston engines [2013-01] |
F01B 27/04 | . . | by directing working-fluid supply, e.g. by aid of by-pass steam conduits [2013-01] |
F01B 27/06 | . . . | specially for compound engines [2013-01] |
F01B 27/08 | . . |
F01B 29/00 | Machines or engines with pertinent characteristics other than those provided for in preceding main groups [2013-01] |
F01B 29/02 | . | Atmospheric engines, i.e. atmosphere acting against vacuum [2013-01] |
F01B 29/04 | . | characterised by means for converting from one type to a different one [2013-01] |
F01B 29/06 | . . | from steam engine into combustion engine [2013-01] |
F01B 29/08 | . | Reciprocating-piston machines or engines not otherwise provided for [2013-01] |
F01B 29/10 | . . |
F01B 29/12 | . . . |
F01B 31/00 | Component parts, details, or accessories not provided for in, or of interest apart from, other groups (machine or engine casings, other than those peculiar to steam engines, F16M) [2013-01] |
F01B 31/005 | . | {Silencing equipment (silencing for steam engines F01B 31/16)} [2013-01] |
F01B 31/02 | . | De-icing means for engines having icing phenomena [2013-01] |
F01B 31/04 | . | Means for equalising torque in reciprocating-piston machines or engines (compensation of inertial forces, suppression of vibration in systems F16F) [2013-01] |
F01B 31/06 | . | Means for compensating relative expansion of component parts [2013-01] |
F01B 31/08 | . | Cooling of steam engines (cooling of fluid machines or engines in general F01P); Heating; Heat insulation (heat insulation in general F16L 59/00) [2013-01] |
F01B 31/10 | . |
F01B 31/12 | . | Arrangements of measuring or indicating devices (warning apparatus F01B 25/26; measuring instruments or the like per se G01) [2013-01] |
F01B 31/14 | . | Changing of compression ratio [2013-01] |
F01B 31/16 | . | Silencers specially adapted for steam engines (arrangements of exhaust pipes or tubes on steam engines F01B 31/30; gas-flow silencers or exhaust silencers for machines or engines in general F01N) [2013-01] |
F01B 31/18 | . | Draining [2013-01] |
F01B 31/20 | . . | of cylinders [2013-01] |
F01B 31/22 | . | Idling devices, e.g. having by-passing valves [2013-01] |
F01B 31/24 | . . | Disengagement of connections between pistons and main shafts [2013-01] |
F01B 31/26 | . | Other component parts, details, or accessories, peculiar to steam engines [2013-01] |
F01B 31/28 | . . | Cylinders or cylinder covers [2013-01] |
F01B 31/30 | . . | Arrangements of steam conduits [2013-01] |
F01B 31/32 | . . | Arrangements or adaptations of vacuum breakers [2013-01] |
F01B 31/34 | . . |
F01B 31/36 | . . . | automatically cutting-off steam supply [2013-01] |
F01B 2170/00 | Steam engines, e.g. for locomotives or ships [2013-01] |
F01B 2170/04 | . | To-be-deleted with administrative transfer to parent group [2013-01] |
F01B 2170/0405 | . . | To-be-deleted with administrative transfer to parent group [2013-01] |
F01B 2170/0411 | . . . | for locomotives [2013-01] |
F01B 2170/0417 | . . . | for locomobiles driven by small motors [2013-01] |
F01B 2170/0423 | . . . | Single acting steam engines with 1, 2 or 3 cylinders [2013-01] |
F01B 2170/0429 | . . . | Double acting high pressure machines [2013-01] |
F01B 2170/0435 | . . . | Compound machines with double or plural expansion; Auxiliaries driven by main engine [2013-01] |
F01B 2170/0441 | . . . | Compound engines with monolytic pistons in same cylinder [2013-01] |
F01B 2170/0447 | . . . | Machines with more than one piston in a cylinder and with counter moving pistons [2013-01] |
F01B 2170/0452 | . . . | Engines without connecting rods [2013-01] |
F01B 2170/0458 | . . . | Moving cylinders for steam engines, e.g. with telescopic cylinder arrangements [2013-01] |
F01B 2170/0464 | . . . | Oscillating cylinders for steam engines [2013-01] |
F01B 2170/047 | . . . | General arrangements for steam engines [2017-05] |
F01B 2170/0476 | . . . | Components or parts for steam engines [2013-01] |
F01B 2170/0482 | . . . | with toroidal cylinder space [2013-01] |
F01B 2170/0488 | . . . . | To-be-deleted with administrative transfer to parent group [2013-01] |
F01B 2170/0494 | . . . . . | with fixed cylinder space [2013-01] |
F01B 2250/00 | Accessories of steam engines; Arrangements or control devices of piston pumps, compressors without crank shafts or condensors for so far as they influence the functioning of the engines [2013-01] |
F01B 2250/001 | . | Valves for steam inlet or outlet [2013-01] |
F01B 2250/002 | . | Valves, brakes, control or safety devices for steam engines [2013-01] |
F01B 2250/003 | . | Apparatus for control or receiver or condensor pressure [2013-01] |
F01B 2250/004 | . | Devices for draining or idling of steam cylinders or for uncoupling piston and connecting rod [2013-01] |
F01B 2250/005 | . | Oil separators for steam engines [2013-01] |
F01B 2250/006 | . | Arrangement of or controlling of piston pumps or compressors without crank shaft [2013-01] |
F01B 2250/007 | . | Condensing devices for steam engines [2013-01] |
F01B 2250/008 | . | Surface condensors for so far as they influence the functioning of the engine [2013-01] |
F01B 2250/009 | . | Condenser pumps for steam engines [2018-01] |