ClassID:

149839

F16F15/223 - CPC Classification

Classification description:

Suppression of vibrations in systems ; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion; Compensation of inertia forces Use of systems involving rotary unbalanced masses where the phase-angle of masses mounted on counter-rotating shafts can be varied

Recent Application in this class:
#1
20240059405
2024-02-22

Vibration control assembly

#2
20210323658
2021-10-21

Vibration control assembly

#3
20210172490
2021-06-10

Device for damping vibrations in a structure

#4
20210139137
2021-05-13

Variable rotary pendulous mass vibration suppression system

#5
20200207465
2020-07-02

Variable rotary radially supported mass vibration suppression system

#6
20200191237
2020-06-18

Variable rotary mass vibration suppression system

#7
20200049229
2020-02-13

Motor control device

#8
20190085937
2019-03-21

VIBRATION REDUCTION DEVICE

#9
20180283493
2018-10-04

Dynamic force generator comprising at least two unbalanced masses and actuator comprising said generators

#10
20180231100
2018-08-16

Multi-axis reaction system and method for vibration control of mechanical systems

#11
20180171567
2018-06-21

Vibration isolation for compactor

#12
20170241510
2017-08-24

Engine balance assembly using electric motors

#13
20160325828
2016-11-10

Hub-based active vibration control systems, devices, and methods with offset imbalanced rotors

#14
20160009386
2016-01-14

LOW MOMENT FORCE GENERATOR DEVICES AND METHODS

#15
20150321752
2015-11-12

VIBRATION DAMPING DEVICES, SYSTEMS, AND METHODS FOR AIRCRAFT

#16
20150217863
2015-08-06

Variable hub-to-hub phasing rotor system

#17
20130164132
2013-06-27

Dual frequency hub mounted vibration suppressor system

#18
20120158217
2012-06-21

Distributed active vibration control systems and rotary wing aircraft with suppressed vibrations

#19
20110027081
2011-02-03

Helicopter hub mounted vibration control and circular force generation systems for canceling vibrations

#20
20100221110
2010-09-02

Helicopter vibration control system and rotating assembly rotary forces generators for canceling vibrations

#21
20100107807
2010-05-06

Device for vibration control of a structure

#22
20100012768
2010-01-21

Rotary wing aircraft rotating machinery vibration control system

#23
20090254230
2009-10-08

Distributed active vibration control systems and rotary wing aircraft with suppressed vibrations

#24
20090236468
2009-09-24

Dual frequency hub mounted vibration suppressor system

#25
20070120515
2007-05-31

Servo-control system for an unbalanced rotor vibrator