ClassID:

136339

F01B1/062 - CPC Classification

Classification description:

Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements with cylinders in star or fan arrangement the connection of the pistons with an actuating or actuated element being at the inner ends of the cylinders

Sub-classes:
Recent Application in this class:
#1
20260055707
2026-02-26

ROTARY STEAM ENGINE

#2
20220412231
2022-12-29

Radial engine-generator with overhead camshaft

#3
20220195872
2022-06-23

IMPROVEMENTS TO A PNEUMATIC MOTOR

#4
20210310358
2021-10-07

Methods of operating a volumetric expander and a closed cycle plant including a volumetric expander

#5
20200308967
2020-10-01

Volumetric expander, process of starting the volumetric expander, closed-cycle plant, and process for converting thermal energy into electric energy using said plant

#6
20180066565
2018-03-08

Liquid cooled radial power plant having an external coolant manifold

#7
20180038228
2018-02-08

Internal combustion engine

#8
20170022811
2017-01-26

Fluid rotary machine

#9
20160356160
2016-12-08

Fluid working machine having offset valve cylinders

#10
20160123311
2016-05-05

Fluid working machine having first and second valve cylinder devices in fluid communication with each other via a common conduit

#11
20140345269
2014-11-27

Fluid expansion engine

#12
20130284014
2013-10-31

Radial cylinder hydraulic machine with improved oscillating radial cylinder

#13
20130133511
2013-05-30

Fluid rotary machine

#14
20130064691
2013-03-14

Radial hydraulic motor

#15
20120312158
2012-12-13

Ring cam and fluid-working machine including ring cam

#16
20120272821
2012-11-01

Thermal engine with an improved valve system

#17
20120260795
2012-10-18

RING CAM AND FLUID-WORKING MACHINE INCLUDING RING CAM

#18
20120260765
2012-10-18

RING CAM AND FLUID-WORKING MACHINE INCLUDING RING CAM

#19
20120240892
2012-09-27

EFFICIENT OIL TREATMENT FOR RADIAL ENGINE

#20
20120234297
2012-09-20

Torque multiplier engines

#21
20120177524
2012-07-12

Rotary cylinder device

#22
20110197754
2011-08-18

Crankshaft-link piston machine

#23
20100300401
2010-12-02

Rotary compressed gas engine with pistons

#24
20100107637
2010-05-06

Waste heat engine

#25
20080066614
2008-03-20

Pneumatic rotary motor without connecting rods

#26
20070240563
2007-10-18

Double-acting radial piston hydraulic apparatus

#27
20070090697
2007-04-26

Radially-activated engine

#28
20070034176
2007-02-15

Internal combustion engine without connecting rod and a method of its construction

#29
14271661
2014-11-25

Multi-piston motor/pump