B63H3/082 - CPC Classification Index

ClassID:

71430 ⎘

B63H3/082 - CPC Classification

Classification description:

Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid actuated by control element coaxial with the propeller shaft the control element being axially reciprocatable

Sub-classes:

B63H2003/084 » {with annular cylinder and piston} 1
B63H2003/085 » {the control element having means for preventing rotation together with the propeller} 0

Recent Application in this class:

20190136867

2019-05-09

Control apparatus for a hydraulic variable-pitch propeller and propeller unit comprising a control apparatus of this kind

20190061916

2019-02-28

Dual valve systems for actuator control

20180029680

2018-02-01

Method of arranging the lubrication of a controllable pitch propeller arrangement of a marine vessel and a lubrication arrangement therefor

20150274271

2015-10-01

Propulsion system for vessels

20110305575

2011-12-15

Device with counter-rotating propellers having a propeller pitch altering means

20110189909

2011-08-04

ADJUSTABLE PROPELLER ARRANGEMENT AND A METHOD OF DISTRIBUTING FLUID TO AND/OR FROM SUCH AN ADJUSTABLE PROPELLER ARRANGEMENT

20110189018

2011-08-04

PROPELLER

20100209244

2010-08-19

REMOTELY CONTROLLED AND ELECTRONICALLY OPERATED VARIABLE-PITCH SAILBOAT PROPELLER

20090180876

2009-07-16

Electrohydraulic propeller governor