ClassID:

217591

H02K33/14 - CPC Classification

Classification description:

Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moving in alternate directions by alternate energisation of two coil systems wherein the alternate energisation and de-energisation of the two coil systems are effected or controlled by movement of the armatures

Recent Application in this class:
#1
20250023436
2025-01-16

BIDIRECTIONAL MAGNETIC LEVITATION ACOUSTIC MOTOR DEVICE

#2
20240154509
2024-05-09

Rotary reciprocating drive actuator

#3
20240004161
2024-01-04

REFLECTOR DRIVING DEVICE

#4
20220416634
2022-12-29

SEPARATE COIL MOUNTING STRUCTURE OF COAXIAL EXCITER

#5
20210265904
2021-08-26

Rotary reciprocating drive actuator with movable element and magnets and rotating mirror

#6
20200412223
2020-12-31

Haptic actuator having a double-wound driving coil for temperature- and driving current-independent velocity sensing

#7
20200212782
2020-07-02

Linear vibration motor with magnets fixed to a base and coils fixed to a weight

#8
20200195114
2020-06-18

Reciprocating Apparatus

#9
20200044546
2020-02-06

Linear vibration motor

#10
20200044545
2020-02-06

Vibration motor

#11
20200044539
2020-02-06

Linear vibration motor

#12
20200038911
2020-02-06

LINEAR VIBRATION MOTOR

#13
20200038910
2020-02-06

LINEAR VIBRATION MOTOR

#14
20190356208
2019-11-21

Linear vibration motor and electronic device

#15
20190316313
2019-10-17

Hammering system with electromagnetic power for dynamic pile testing

#16
20190252962
2019-08-15

Linear vibration motor

#17
20190234391
2019-08-01

Linear compressor

#18
20190207498
2019-07-04

Vibration motor

#19
20190207497
2019-07-04

Vibration motor

#20
20190081534
2019-03-14

Reciprocating ramp motor

#21
20190070635
2019-03-07

ACTUATOR

#22
20190028011
2019-01-24

Magnetic propulsion engine

#23
20180351443
2018-12-06

Linear vibration motor

#24
20180351442
2018-12-06

Linear vibration motor

#25
20180287476
2018-10-04

Linear vibration motor

#26
20180241295
2018-08-23

Magnetically balancing guided linear vibration motor

#27
20180241294
2018-08-23

Linear vibration motor

#28
20180062492
2018-03-01

VIBRATION MOTOR

#29
20170070132
2017-03-09

Linear Vibrator

#30
20160306183
2016-10-20

Optical device for reducing speckle noise

#31
20160164389
2016-06-09

Electric motor combined with power generator using coil plate having separate coil bodies and reciprocating magnet plate having separate magnets

#32
20140378760
2014-12-25

Mobile capsule device and control method thereof

#33
20120169147
2012-07-05

Electromagnetic Propulsion Engine

#34
20090243519
2009-10-01

Electromagnetic actuator driving method

#35
20060175909
2006-08-10

Electric appliances having electric motors for driving oscillatory elements