Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Electrical & Energy
Class Information
Number: 218
Name: High-voltage switches with arc preventing or extinguishing devices >
Description:










Class Number Class Name No. of Patents
218/1

Arc preventing or extinguishing devices

89
218/43

Air-current blowout

139
218/81

Arc chute

16
218/85

Arc extinguishing medium

27
218/46

Arcing chamber

33
218/47

Plural chambers

9
218/48

Contact structure

50
218/49

Fixed

4
218/50

Movable

7
218/88

Control of blast valve and contacts

4
218/45

Disconnect switch

34
218/55

Grounding switch

19
218/82

Identical units back-to-back

17
218/86

Low pressure cut-off valve means

7
218/87

Magnetic synchronous contacts

1
218/84

Operating mechanism structure or arrangement

131
218/44

Polyphase

25
218/57

Puffer piston

85
218/65

Contact structure

65
218/67

Disconnect switch

18
218/58

Polyphase

6
218/66

Valve (e.g., blast valve or pressure relief valve)

59
218/59

With gas blast means

116
218/61

Compressing cylinder structure

23
218/62

With nozzle

67
218/60

Piston structure

42
218/63

With nozzle

51
218/64

With throat region

15
218/83

Recirculating systems

17
218/68

Sealed chamber

67
218/76

Arcing chamber

18
218/75

Busbar

22
218/74

Contact structure

16
218/80

Disconnect switch

38
218/79

Grounding switch

46
218/78

Operating mechanism structure or arrangement

65
218/69

Plural switch connected in series

6
218/70

Hybrid-type

8
218/71

Polyphase

16
218/77

Shielding

7
218/72

With nozzle

9
218/73

With throat region

3
218/56

Self extinguishing

11
218/51

With gas flow means

52
218/52

Exhaust port

9
218/53

With nozzle

35
218/54

With throat region

9
218/149

Arc chute assembly

119
218/150

Material

58
218/151

Metal plates structure

37
218/148

Arc runner (e.g., arc horn)

49
218/8

Auxiliary shunt

22
218/15

Arc chute assembly

22
218/16

Contact structure

23
218/17

Movable contact assembly

8
218/18

Arcing contact

13
218/20

Movable contact assembly pivots

16
218/21

Arcing contact pivots relative to movable main contact assembly

4
218/19

Movable contact assembly reciprocates

11
218/12

Disconnect switch

43
218/13

Gas type

16
218/14

Operating mechanism structure or arrangement

53
218/9

Polyphase

9
218/11

Tubular shaped

6
218/10

Vacuum switch

28
218/146

Contact structure

83
218/147

Arc shielding means

39
218/155

Housing structure

130
218/156

Arcing chamber

89
218/158

Arc extinguishing material

40
218/157

With venting means

101
218/89

Interposed non-conductor

25
218/90

Gas-evolving chamber

48
218/91

Liquid

15
218/103

Arcing chamber

2
218/105

Grid or baffle stack

8
218/104

Including magnet or coil

1
218/106

With venting means

4
218/110

Bridging contacts

1
218/107

Contact structure

7
218/108

Movable

1
218/100

Disconnect switch

5
218/111

Explosion pot

2
218/97

Housing or tank structure

6
218/98

With raising and lowering means

3
218/99

With venting means

5
218/112

Oil poor breaker

5
218/92

Operating mechanism structure or arrangement

13
218/95

Chemical explosive primer

6
218/94

Delay means (e.g., dashpot)

3
218/93

Piston

5
218/96

With oil flow feature

0
218/101

Polyphase

2
218/114

Pressure generating arc control means

8
218/115

Plural series connected

3
218/116

Puffer-piston

7
218/113

Rotary contact

10
218/109

Valve (e.g., spring biased valve plate)

4
218/102

With resistor

2
218/117

Solid

46
218/22

Magnetic blowout

131
218/34

Arc chute

72
218/36

Arc runner (e.g., arc horn)

36
218/37

Insulated conductor structure

10
218/38

Arc splitting means

25
218/39

Skew, parallel, or vertical position

3
218/35

With vent means

26
218/40

Arc runner (e.g., arc horn)

33
218/29

Arc spinner

22
218/41

Barrier

10
218/30

Contact structure

39
218/31

Bridging contacts

16
218/32

Pivot

42
218/33

Reverse looped or flexible stationary contact

11
218/23

Permanent magnet

34
218/27

Connected to contact

15
218/26

Located inside switch housing

46
218/25

Located outside switch housing

5
218/24

Magnetic yoke structure

8
218/28

Plural coils

9
218/42

Within vacuum

3
218/2

Multiple break

34
218/3

Hybrid-type

28
218/7

Operating mechanism structure or arrangement

78
218/6

Sequential break

19
218/4

Series connected break

31
218/5

Simultaneous break

15
218/154

Operating mechanism structure or arrangement

268
218/152

Polyphase

32
218/153

Operating mechanism structure or arrangement

53
218/143

Resistance inserting

105
218/144

With capacitor

16
218/118

Vacuum

153
218/139

Housing structure

58
218/140

Operating mechanism structure or arrangement

121
218/119

Polyphase

32
218/120

Operating mechanism structure or arrangement

97
218/121

Single-pole

29
218/123

Contact structure

113
218/126

Auxiliary

25
218/125

Fixed

9
218/124

Movable

14
218/127

Significant shape

55
218/129

Coil

57
218/128

Slotted or grooved

66
218/130

Specific material

74
218/132

Alloy

31
218/133

Beryllium

5
218/131

Getter

6
218/134

Housing structure

75
218/135

Bellows

38
218/138

Potted or encapsulated

30
218/136

Shielding

70
218/137

With support

11
218/122

Pressure monitoring means

18
218/141

With magnetic coil

20
218/142

Located inside housing

11
218/145

With capacitor

14
 
 
  Recently Added Patents
Methods, devices and computer program products providing for establishing a model for emulating a physical quantity which depends on at least one input parameter, and use thereof
Myoglobin blooming agents, films, packages and methods for packaging
Protecting information written to recording medium
Event-associating software application for accessing digital media
Formulations, their use as or for producing dishwashing detergents and their production
Organic light-emitting display and method of manufacturing the same
Portable hand-held multi-function device for storing, managing and combining rewards
  Randomly Featured Patents
Window shade
Apparatus and method for fabricating a low voltage winding for a toroidal transformer
Information processing system
PNA chip for determining genotypes of mycobacterial species using plastic substrate coated with epoxy group-containing polymer and method of determining genotypes of mycobacterial species usin
System and method for on-line service creation
Adjustable handle for hand tool
Microcircuits for small engines
Resin for plastic lens having high-refractive index, lens comprising the resin, and method for preparation of the lens
Internal meshing type planetary gear speed changing device
Activation systems and methods to initiate HDMI communication with mobile sources