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Class Information
Number: 310
Name: Electrical generator or motor structure >
Description: This is the residual class for all subject matter, not elsewhere classified, relating to electrical generator or motor structure.










Class Number Class Name No. of Patents
310/10

Dynamoelectric

131
310/11

Conducting fluid

228
310/12

Linear

1432
310/13

Fixed and movable wound elements

488
310/14

Solenoid and core type

316
310/36

Oscillating

398
310/38

Direct-connected

44
310/39

With interrupter

26
310/37

With motion-converting mechanism

81
310/15

Reciprocating

612
310/28

Direct-connected

24
310/29

Pivoted or flat-spring armature

87
310/30

Solenoid and core

168
310/27

Fixed and movable wound elements

130
310/26

Magnetostrictive

272
310/25

Reed type

83
310/31

Self-actuated interrupter

6
310/32

Pivoted or flat-spring armature

22
310/33

Plural armatures

10
310/34

Solenoid and core

53
310/35

Successively energized solenoid coils

43
310/16

With cooling or temperature modification

54
310/17

With other elements

186
310/20

Motion-converting mechanism

143
310/21

Pivoted or flat-spring armature

41
310/22

Plural armatures

36
310/23

Solenoid and core type

98
310/24

Plural cores

78
310/19

Speed control or time delay

15
310/40R

Rotary

93
310/159

A.c.

18
310/173

Commutated

9
310/174

Single phase

3
310/175

Conduction operation

2
310/176

Transformer operation

9
310/160

Frequency converters

28
310/166

Induction

251
310/171

Induction generators

77
310/168

Inductor-type generators (variable reluctance)

460
310/169

High frequency

5
310/170

Multifrequency

5
310/172

Shifting field (e.g., shading pole)

51
310/167

With repulsion-starting

4
310/161

Phase-shifter type

8
310/162

Synchronous

283
310/165

D.c. excited

45
310/163

Reaction type

45
310/164

Toroidal coil

122
310/52

Cooling or fluid contact

818
310/58

Circulation

777
310/64

Heat-exchange structure

709
310/65

Spacers (e.g., laminae, coils, etc.)

125
310/59

Plural units or plural paths

499
310/60R

Self-forced

136
310/60A

Hollow passages

183
310/63

Pressure pump or fan

297
310/61

Rotor passage

401
310/62

Suction pump or fan

433
310/57

Intermediate confined coolant

122
310/54

Liquid coolant

682
310/55

Nonatmospheric gas

84
310/53

With control means

124
310/56

With gas purification or treating

50
310/219

Current collectors

139
310/229

Brush-traversing

29
310/230

Circumferential brush shifting on reversal

16
310/238

Fixed structure

67
310/239

Brush holders or rigging

685
310/244

Brush affixed to pivoted arm

68
310/242

Brush engagements or guides

307
310/240

Brush-lifting

44
310/241

Circumferential adjustment

50
310/243

Fluid pressure-operated

8
310/245

Slidable brush

177
310/247

Axial spring

74
310/246

Pressure arm

55
310/248

Brushes

232
310/251

Structure (e.g., composite material)

98
310/252

With composition feature

56
310/253

Carbonaceous

43
310/249

With electrical connector

157
310/231

Rotary structure

42
310/233

Commutators

301
310/236

Cylindrical or drum

112
310/237

Disc

169
310/235

Molded support

145
310/234

Winding connectors

176
310/232

Slip rings

173
310/220

Spark-reduction

76
310/221

Arc extinguishers

18
310/223

Flux compensators

12
310/224

Commutating poles or windings

19
310/226

Field-distortion

0
310/225

Short-circuited coil circuit

17
310/222

Spark-neutralizing current

10
310/228

With cleaning, lubricating, resurfacing or repairing

35
310/227

With cooling

56
310/177

D.c.

41
310/178

Homopolar

171
310/272

Elements

5
310/111

Generated wave-form modification

44
310/45

Impregnated or coated

436
310/46

Magnetic motors

160
310/47

Portable or hand tool (e.g., dry shavers)

103
310/49R

Step-by-step

736
310/49A

Claw-tooth and printed circuit components

26
310/48

With other elements

16
310/40MM

Miniature motors

448
310/273

Miscellaneous

20
310/43

Molded plastic

934
310/152

Permanent magnet machines

177
310/153

Inbuilt with flywheel (magneto)

142
310/156.01

Permanent magnet rotor

258
310/156.07

Additional flux directing magnets

31
310/156.66

Claw poles/interfitting poles/lundel

68
310/156.73

Additional support for claw pole tips

18
310/156.72

Additional support for magnet

44
310/156.71

Claw poles extend in the same axial direction

22
310/156.67

Laminated pole shoes

6
310/156.69

Plural sets of claw poles

21
310/156.68

Poles formed by magnet

7
310/156.06

Combined with flux for sensing

33
310/156.74

Damping features

19
310/156.77

Damper cage around magnet

9
310/156.76

Damper in pole pieces

4
310/156.75

Damper plate on magnetic face

8
310/156.32

Including an axial air gap

199
310/156.34

With a stator between a rotating flux return plate and rotor magnet

34
310/156.36

With plural sets of rotating magnets

93
310/156.37

With single stator and plural sets of rotating magnets

69
310/156.33

With pole shoes

21
310/156.35

With single rotor magnet and plural stators

70
310/156.08

Mounting (such as on a surface of a shaft)

155
310/156.25

Axially offset and radially magnetized magnets

65
310/156.31

Banding around magnet

39
310/156.24

Including a spring mount to adjust a flux

6
310/156.27

Including thermal compensation

15
310/156.09

Keyed to shaft

28
310/156.11

Magnets in shaft

47
310/156.26

Mounted on a bell shape hub

176
310/156.12

Mounted on a sleeve/hub

213
310/156.15

Induced flux pole on sleeve/hub

20
310/156.13

Keyed to a sleeve/hub

42
310/156.14

Knurl between the sleeve/hub and a shaft

16
310/156.28

Sleeve covering magnet face

167
310/156.29

Sleeve parallel to magnetic face

36
310/156.16

Spring mounted

24
310/156.17

Spring mounted flux shunt

3
310/156.18

With a threaded fastener

31
310/156.19

With a wedge

70
310/156.21

With an adhesive

99
310/156.22

With an axial end clamp

85
310/156.23

With casting material around the magnet

46
310/156.48

Pole shoes/pole pieces

61
310/156.64

Axially magnetized with pole shoes at both ends

46
310/156.65

Laminated pole shoes

11
310/156.62

Axially magnetized with poles shoes at one end

13
310/156.63

Laminated pole shoes

0
310/156.55

Circumferential flux path and circumferential pole shoes

90
310/156.58

Different size pole shoes

10
310/156.56

Embedded

217
310/156.59

Pole shoes fixed to hub or shaft

24
310/156.61

Pole shoes fixed with end plates

22
310/156.57

With slots or holes to guide flux

143
310/156.49

Radial flux path and radially positioned pole shoes

44
310/156.53

Embedded in a core

373
310/156.54

Induced flux return poles

34
310/156.51

Laminated pole shoes with multiple pole pairs

16
310/156.52

Laminated pole shoes with single pole pair

9
310/156.05

Separate portion of the rotor magnet used as a magnet for sensing (i.e., for position or frequency)

90
310/156.04

Separate portion of the rotor magnet used as a thrust bearing

24
310/156.38

Specific shape

195
310/156.39

Horseshoe

14
310/156.43

Specific magnetization

190
310/156.44

Different pole width

22
310/156.46

Shaped to vary air

63
310/156.47

Skewed

93
310/156.45

Specific dimensions

148
310/156.42

Star

7
310/156.41

Triangular

17
310/156.78

Squirrel cage

47
310/156.82

Axially magnetized magnets or axially positioned magnets

14
310/156.83

Including a flux barrier

24
310/156.84

Flux barrier is a magnet

12
310/156.79

Including laminated ring

7
310/156.81

Magnet positioned between squirrel cage and stator

15
310/156.02

Transverse flux

48
310/156.03

With a hysteresis ring

13
310/154.01

Permanent magnet stator

79
310/154.43

Additional permanent magnets

19
310/154.44

Additional shield or coating (non-magnetic)

2
310/154.02

Combined with generating coil

32
310/155

Inductor type

85
310/154.03

Means for securing magnet

31
310/154.07

Adhesive

30
310/154.16

Axially pressing on magnets

21
310/154.05

Axial

35
310/154.06

Plural sets of magnets

27
310/154.04

Cantilevered

25
310/154.12

Cylindrical sleeve holder

21
310/154.11

Embedded in core or pole

26
310/154.13

Holder with pocket for magnet

10
310/154.08

Mounted to magnet yoke

49
310/154.09

Split housing/yoke

15
310/154.14

Spring clip

33
310/154.15

Clip secured to housing

26
310/154.17

Wedging between

28
310/154.18

With a magnetic wedge

9
310/154.19

With an integral wedge

5
310/154.45

Multiple pole pairs

9
310/154.49

Adjustable

1
310/154.48

Induce flux return pole

5
310/154.47

Magnet extending between two poles

4
310/154.46

With specific pole shoe pieces

9
310/154.21

Permanent magnet characterized by the shape of the magnet

59
310/154.24

Bar, square or rectangular

11
310/154.25

Disk, ring, or cylinder

30
310/154.23

Horseshoe

4
310/154.22

With specific dimension

41
310/154.31

Single pole pair

3
310/154.42

Induced flux return pole

2
310/154.32

Permanent magnet extends along an axis

4
310/154.33

Plural rotors

12
310/154.34

With adjustable magnetic structure

5
310/154.35

With specific pole pieces or pole shoes

8
310/154.36

Circumferentially spaced poles and magnets

8
310/154.39

Different size

2
310/154.41

Laminated

3
310/154.38

Pole shoe shape

4
310/154.37

Poles extending axially from magnets

2
310/154.28

Specific magnetization

45
310/154.29

Specific position or shape

28
310/154.26

With means to prevent or reduce demagnetization (i.e., auxiliary magnetic poles)

33
310/154.27

With an auxiliary pole extending between stator magnet and rotor

6
310/127

Plural collector-type machines

12
310/128

Commutator and slip-ring type

20
310/133

Common armature winding

4
310/134

With plural field windings

5
310/135

Commutator in field circuit

9
310/131

Different armature circuits

2
310/132

Polyphase armature winding

4
310/129

Synchronous or rotary converter

11
310/130

For plural wire d.c. system

3
310/136

Plural commutator type

19
310/137

Double current d. c. machines

0
310/138

Dynamotor type

12
310/139

Hetero-axial excitation

1
310/140

Plural armature windings

6
310/141

Plural field windings

3
310/142

Plural field windings

3
310/148

Plural sets of brushes

37
310/149

Plural field windings

11
310/150

Polyphase arrangement

3
310/151

Short circuiting conductor between brushes

11
310/143

Plural slip-ring sets

10
310/144

Plural armature windings

6
310/145

Plural sets of poles

2
310/146

Polyphase windings

1
310/147

Slip rings in field circuit

3
310/114

Plural rotary elements

601
310/115

Field and armature both rotate

66
310/116

Limited movement

35
310/117

Mechanical bias

10
310/118

With interconnecting drive mechanism

39
310/119

Fluid-drive mechanism

12
310/120

Friction-drive mechanism

5
310/121

Mechanically controlled element

9
310/122

By additional dynamoelectric machine

5
310/123

Friction brake

1
310/126

Plural armatures in common field

32
310/124

Plural short-circuited rotary elements

7
310/125

Squirrel cage type

27
310/112

Plural units, structurally united

604
310/113

Motor-generator sets

218
310/50

Portable or hand tool

393
310/44

Powdered metal

142
310/261

Rotor structure

1009
310/264

Armatures

75
310/268

Disc

845
310/265

Drum

56
310/266

Hollow (e.g., double air gap)

429
310/267

Ring

75
310/269

Salient pole

225
310/271

Banding

100
310/270

End turn supports

245
310/262

High-speed rotor type

97
310/263

Interfitting or claw tooth rotors

424
310/40.5

Self-nutating or moving (e.g., oscillating fan, etc.)

9
310/254

Stator structure

1234
310/255

For railway-type machines

9
310/258

Frame and core type

345
310/259

Core assembly

348
310/260

End turn supports

349
310/257

Interfitting or claw-tooth stators

266
310/256

Stray field flux loss prevention

88
310/92

Torque-transmitting clutches or brakes

119
310/94

Automatic control

14
310/95

By speed

21
310/93

Brake type

173
310/102R

Generator-motor type

26
310/102A

Homopolar clutches

2
310/103

Magnetic field type

323
310/105

Induced or eddy current type

208
310/106

Magnetic reluctance feature

24
310/107

With collection means for induced current

1
310/108

Delivery to external device

5
310/109

Electric motor

4
310/110

Impedance

3
310/104

With air-gap shield

91
310/101

Plural units

19
310/96

With other drive mechanism

31
310/98

Drive motor

40
310/99

Gearing

75
310/100

Mechanical clutch

33
310/97

Output bias or resistance device

7
310/158

Universal (a.c. or d.c.)

25
310/157

Vertically disposed

71
310/51

Vibration or noise suppression

835
310/179

Windings and core structure

840
310/213

Antiparasitic conductors (imbricated)

46
310/195

Armature or primary

110
310/209

Adjustable magnetic structure

96
310/201

Bar windings

360
310/203

Closed windings

58
310/204

Equalizers

30
310/206

Lap

71
310/205

Multiplex

14
310/207

Wave

124
310/208

Coils

501
310/196

Corona-prevention

60
310/202

Open windings

25
310/198

Plural windings

427
310/199

Combined stationary and rotary

12
310/200

Variable length or tapped windings

32
310/197

With short-circuited winding or conductor

38
310/214

Coil retainers or slot closers

447
310/216

Core features

1035
310/218

Pole assembly and securing means

337
310/217

Securing laminae

414
310/180

Field or excitation windings or structure

498
310/191

Adjustable magnetic structure

166
310/194

Coil supports and spools

401
310/181

Combined permanent and electromagnet

339
310/190

Magnetic shunts for shifting field flux

94
310/192

Nonmagnetic inserts or air gaps

33
310/193

Nonuniform core cross section

64
310/184

Plural field windings

623
310/188

Differentially related

12
310/186

Interpole, compensating or neutralizing poles

94
310/185

Plural sets of poles

115
310/187

Slotted or divided pole

66
310/189

Variable length or tapped winding

22
310/182

With short-circuited winding or conductor

28
310/183

Damper winding

31
310/210

Secondary windings or conductors

24
310/211

Squirrel cage

247
310/212

Inherently variable impedance (double squirrel cage)

41
310/215

Slot liners

318
310/42

With assembling, metal casting or machining feature

1156
310/41

With mechanical starters

61
310/66

With other elements

90
310/90

Bearing or air-gap adjustment or bearing lubrication

1783
310/90.5

Magnetic bearing

1203
310/75R

Drive mechanism

305
310/76

Brake and clutch

48
310/77

Brake

220
310/78

Clutch

156
310/75D

Flexible shaft or coupling and hollow shaft drive

110
310/75B

Hand- or foot-operated

31
310/80

Motion conversion

350
310/83

Gearing

557
310/84

Impulse coupling

17
310/82

Swash plate

70
310/81

Unbalanced weight (e.g., vibrators)

320
310/75C

Rim drive (e.g., bicycle generator drive by wheel, rim, or tire)

78
310/79

Shaft and armature timing or phasing connection

11
310/75A

Spring or gravity drive

31
310/68R

Electric circuit elements

859
310/68B

Condition responsive (e.g., position, torque, etc.)

812
310/71

Connectors, terminals or lead-ins

1831
310/68D

Conversion elements, (e.g., transformers, rectifiers, etc.)

527
310/73

Illuminating devices

28
310/72

Impedance devices

121
310/68A

Manually operable (e.g., switches, rheostats, etc.)

76
310/68E

Motion responsive (e.g., centrifugal switches)

111
310/69

Shaft-driven switch (e.g., blasting generators)

11
310/70R

Distributor or timer (e.g., ignition magnetos)

53
310/70A

Ignition systems

43
310/68C

Temperature, current-responsive, i.e., protectors

280
310/67R

Inbuilt or incorporated unit

1285
310/67A

Bicycle-hub generators

83
310/74

Inertia or fly-wheel device

298
310/85

Mechanical shields or protectors

117
310/88

Dirt, moisture or explosion proof

329
310/89

Housings, windows or covers

1708
310/86

Shield in air gap

127
310/87

Submersible

338
310/91

Supports

1003
310/1

Educational or construction units or kits

16
310/DIG.3

Hall effect generators and converters

40
310/DIG.2

Hysteresis rotors and motors

6
310/300

Non-dynamoelectric

105
310/308

Charge accumulating

84
310/309

Electrostatic

782
310/310

Friction

37
310/301

Nuclear reaction

17
310/302

Contact potential difference

11
310/305

Direct charge particle emission

25
310/303

P-n semiconductor

52
310/304

Secondary electron emission

19
310/311

Piezoelectric elements and devices

851
310/312

Adding or subtracting mass

310
310/326

Combined with damping structure

301
310/327

On back of piezoelectric element

216
310/321

Combined with resonant structure

480
310/322

Acoustic wave type generator or receiver

408
310/324

Diaphragm

683
310/323.01

Direct mechanical coupling

275
310/323.21

Detector (e.g., sensor)

130
310/323.18

Device performs work on an object (e.g., welding, cutting)

69
310/323.19

Horn or transmission line

84
310/323.02

Motor producing continual motion

403
310/323.16

Eliptical motion at fixed point (i.e., walking) or ratchet and pawl motor

157
310/323.12

Langevin or pencil type motor

93
310/323.13

Output member detail

49
310/323.15

Material or material property

14
310/323.14

Roller or ball element

25
310/323.03

Traveling wave motor

111
310/323.08

Armature

44
310/323.09

Pressing means detail

76
310/323.11

Specific material or composition

53
310/323.04

Stator

107
310/323.07

Oval track

18
310/323.06

Piezoelectric element or electrode

114
310/323.05

Support

47
310/323.17

Positions an object

160
310/325

Sandwich or langevin type

194
310/314

Electrical systems

81
310/319

Electrical output circuit

354
310/318

Input circuit for electrical output from piezoelectric element

279
310/317

Input circuit for mechanical output from piezoelectric element

922
310/316.01

Input circuit for simultaneous electrical and mechanical output from piezoelectric element

595
310/316.03

Charging and discharging

125
310/316.02

Traveling wave motor

207
310/315

Temperature compensation circuits

137
310/365

Electrode arrangement

615
310/366

More than two

1070
310/363

Electrode materials

335
310/364

Multilayer

360
310/340

Encapsulated or coated

354
310/357

Orientation of piezoelectric polarization

201
310/358

Ceramic composition (e.g., barium titanate)

596
310/359

More than one poling direction (e.g., rosen transformer)

271
310/367

Piezoelectric element shape

399
310/370

"u" or "tuning fork" shape

428
310/369

Circular disc, ring, or cylinder

377
310/368

Rectangular plate

214
310/371

Sphere or hemisphere

42
310/320

Piezoelectric slab having different resonant frequencies at different areas

391
310/360

Rotation of crystal axis (e.g., cut angle)

153
310/361

Quartz

202
310/362

Rochelle salt

3
310/345

Supported by elastic material

154
310/313R

Surface acoustic wave devices

1206
310/313B

Interdigitated electrodes

886
310/313C

Envelope or apodized

189
310/313D

Grating or reflector in wave path

644
310/313A

Orientation of piezoelectric material

474
310/328

With mechanical energy coupling means

2128
310/334

Acoustic wave type generator or receiver

1078
310/336

Nondestructive testing type

211
310/337

Underwater type

323
310/335

With lens or reflector

299
310/330

Bending type

619
310/331

Plural elements

441
310/332

Multimorph

388
310/338

Force or pressure measuring type

406
310/329

Including inertia type operator

338
310/333

Shear or torsional type

207
310/339

Voltage, spark or current generator

595
310/348

With mounting or support means

933
310/349

Air gap

77
310/350

Adjustable

7
310/354

Clamped

70
310/355

Spring bias

54
310/356

90 degrees to major surface and margin clamped only

13
310/351

Suspended by thin member

92
310/353

Contact at edges only

100
310/352

Point contact on major surfce only

51
310/346

With temperature compensating structure

305
310/347

Compensated air gap

7
310/341

With temperature modifier and/or gas or vapor atmosphere control

56
310/342

For plural piezoelectric elements

32
310/344

Sealed unit

482
310/343

With heating element

49
310/306

Thermal or pyromagnetic

300
310/307

With heat actuated bimetal element

139
310/800

Piezoelectric polymers (e.g., mylar, pvdf)

528
310/DIG.6

Printed-circuit motors and components

199
 
 
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Method and apparatus for transmitting and receiving scheduling assignments in a communication system
Facial appliance for makeup
Shoe
Folder type mobile terminal
Method and apparatus for making physiological measurements
Power supply having a mixed mode regulator
Expandable intraluminal graft
Fuel injection control method
Off-scale item sensing apparatus and method for a bar code reader