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Class Information
Number: 320
Name: Electricity: battery or capacitor charging or discharging >
Description: Where a term, phrase, or derivation thereof appears in italics in this class definition, that term or phrase is defined in the Glossary, below. Use of such italics may be limited to once per sentence or paragraph for better readability.










Class Number Class Name No. of Patents
320/DIG.33

Aircraft or spacecraft application

14
320/DIG.14

Battery acts as buffer

12
320/137

Battery or cell charging

552
320/147

Gas controlled

67
320/160

Multi-rate charging (e.g., plural charge rates before a maintenance charge, etc.)

357
320/138

Plural charging sources

280
320/139

Pulsed

290
320/146

Hysteresis type (e.g., antichattering, etc.)

26
320/141

Pulse modulation

153
320/142

Phase controlled

24
320/143

With voltage compensation

26
320/144

And temperature compensation

39
320/145

Pulse-width modulation

164
320/140

With dc-dc converter (e.g., flyback supply, etc.)

197
320/155

Time control

211
320/157

Detection of current or voltage amplitude

142
320/158

Having solid-state control device

106
320/159

Detection of current and voltage amplitude

83
320/156

Detection of current or voltage differential (e.g., slope, etc.)

83
320/165

With current sensing to detect proper battery connection (e.g., polarity, ripple, reverse current, etc.)

119
320/162

With detection of current or voltage amplitude

496
320/163

Having solid-state control device

260
320/164

Detection of current and voltage amplitude

275
320/161

With detection of current or voltage differential (e.g., slope, etc.)

133
320/149

With detection of current or voltage integral (e.g., total charge, etc.)

272
320/148

With peak detection of current or voltage (e.g., delta-v or delta-i utilized, etc.)

166
320/150

With thermal condition detection

650
320/152

Detection of current or voltage amplitude

328
320/153

Temperature compensation

154
320/151

Detection of current or voltage differential (e.g., slope, etc.)

68
320/154

Thermal switch (e.g., thermostat, bimetallic switch, etc.)

75
320/127

Battery or cell discharging

278
320/135

Regulated discharging

347
320/136

With battery or cell condition monitoring (e.g., for protection from overcharging, heating, etc.)

1015
320/128

With charging

644
320/130

Cycling (e.g., discharge/charge cycle, etc.)

180
320/131

Deep discharge (e.g., conditioning, etc.)

97
320/133

Time control

163
320/132

With state-of-charge detection

1265
320/129

Pulsed discharge

76
320/134

With battery or cell condition monitoring (e.g., for protection from overcharging, heating, etc.)

1294
320/DIG.26

Button or hearing aid type

8
320/166

Capacitor charging or discharging

511
320/167

For large capacitance (e.g., "super" capacitor, memory backup capacitor, etc.)

153
320/107

Cell or battery charger structure

989
320/108

Charger inductively coupled to cell or battery

602
320/109

Charging station for electrically powered vehicle

501
320/112

For battery pack

640
320/113

With charger stand or base adapted to hold battery pack

299
320/110

For diverse sizes of cells, batteries, or battery packs

316
320/114

For handheld device

705
320/115

With charger stand or base

402
320/111

Having plug for a-c receptacle

261
320/DIG.36

Distribution system (e.g., railroad lighting, etc.)

5
320/125

Diverse charging or discharging rates for plural batteries

287
320/DIG.13

Fault detection

99
320/DIG.35

Home power station

2
320/DIG.18

Indicator or display

90
320/DIG.19

Charger status (e.g., voltmeter, etc.)

90
320/DIG.20

Polarity

26
320/DIG.21

State of charge of battery

306
320/DIG.22

Line impedance (e.g., resistor, etc.)

48
320/DIG.23

Capacitor

6
320/DIG.24

Inductor

20
320/106

Means to identify cell or battery type

586
320/DIG.10

Nonbattery load controls charging

53
320/103

One cell or battery charges another

317
320/104

Vehicle battery charging

714
320/105

Employing "jumper" cable

145
320/DIG.25

Optical coupler

18
320/126

Parallel connected batteries

138
320/DIG.31

Plural rectifier systems

22
320/DIG.30

Plural transformers

15
320/DIG.15

Polarity control

48
320/DIG.12

Precharging analysis (e.g., determining presence of battery, etc.)

76
320/100

Primary cell depolarization

28
320/DIG.11

Prioritized supply of power or power supply compensation

39
320/DIG.28

Regulating transformer (e.g., high leakage, ferro-resonant, etc.)

34
320/DIG.16

Removal of memory effect in batteries

22
320/DIG.34

Robot, hybrid, recreational or emergency vehicle

43
320/DIG.17

Sensing of "gassing" voltage

13
320/124

Sequential charging or discharging of batteries or cells

209
320/116

Serially connected batteries or cells

660
320/120

Having variable number of cells or batteries in series

139
320/122

Bypassable battery cell

195
320/121

Switchable cells (e.g., for voltage regulation, etc.)

132
320/117

Switchable to parallel connection

142
320/118

With discharge of cells or batteries

373
320/123

With generator charging source

151
320/119

With individual charging of plural batteries or cells

309
320/DIG.29

Transformer having plural secondaries

15
320/DIG.27

Transformerless

11
320/DIG.32

Voltage divider having diverse elements other than merely plural resistors

8
320/101

Wind, solar, thermal, or fuel-cell source

679
320/102

With shuntless charging source control

46
 
 
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