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Class Information
Number: 200/21
Name: Electricity: circuit makers and breakers >
Description:

Sub-classes under this class:

Class Number	Class Name	Patents
200/	Snap	0
200/181	Electrostrictive or electrostatic	347
200/182	Liquid contact	107
200/19.01	Periodic	15
200/1R	Multiple circuit control	101
200/237	Electric switch details	33
200/33R	Retarded	41
200/400	Contact moved by sudden release of stored energy, (e.g., spring charger)	303
200/401	Toggle mechanisms	212
200/402	Snap	21
200/42.01	Plural switches control single circuit	20
200/43.01	Switch activation inhibitor (e.g., unauthorized/inadvertent use prevention)	74
200/46	Pattern-sheet controlled	39
200/47	Limit switch	139
200/48R	High-potential type	95
200/49	Pole switch	11
200/50.01	Interlocking	85
200/500	Helical drive mechanism	26
200/501	Gear driven	64
200/502	Solid contact	14
200/51R	Combined with or actuated by connector coupling	195
200/52R	Special application	259
200/573	Cam operates contact or microswitch	92
200/600	Capacitive switch	160
200/79	Suspended-wire controlled	4
200/80R	Centrifugal	90
200/81R	Fluid pressure	108
200/84R	Float	142
200/85R	Weight	150
200/86.5	Foot operated	137
200/DIG.10	Curb, bumper and fender	4
200/DIG.11	Web or thread actuated	0
200/DIG.12	Burglar screens	2
200/DIG.13	Shaft bearing and armature wear indicator switches	0
200/DIG.14	Rail or leak indicator	2
200/DIG.15	Bin alarm	0
200/DIG.16	Gas detector	0
200/DIG.17	Gas engine and motor vehicle	1
200/DIG.18	Gravity	5
200/DIG.19	Gyroscope	1
200/DIG.2	Body attached switches	105
200/DIG.20	Sound and vibration operated	8
200/DIG.21	Pencil, counter or dispenser operated	0
200/DIG.22	Strain relief, shear pin	1
200/DIG.23	Game	2
200/DIG.24	Plug holder	0
200/DIG.26	Slack cable operated	1
200/DIG.27	Thermal magnetic snap	0
200/DIG.28	Thermal spring snap	0
200/DIG.29	Ball	59
200/DIG.3	Coin operated	9
200/DIG.30	Fluid conductor	1
200/DIG.31	Fluid flow	0
200/DIG.32	Speed responsive	0
200/DIG.33	Speed synchronizing switch	1
200/DIG.34	Recording and reproducing	7
200/DIG.35	Weight operated tread/treadless switch	2
200/DIG.36	Light operated switches	7
200/DIG.37	Hose	1
200/DIG.38	Money till drawer operated	1
200/DIG.39	Motor vehicle-steering column	1
200/DIG.4	High potential type insulation	2
200/DIG.40	Moisture	3
200/DIG.41	Liquid contact	5
200/DIG.42	Contact welding considerations	53
200/DIG.43	Fluid-operated matrix switches	1
200/DIG.44	Lubrication-periodic switches	0
200/DIG.46	Separators and/or insulators for stacked leaf spring contacts	7
200/DIG.47	Light guides for switch indicators (prisms, reflectors, cables, etc.)	17
200/DIG.5	Fluid pressure: fluid amplifier	0
200/DIG.6	Tie bar	5
200/DIG.7	Molded drum	0
200/DIG.8	Disturbance	8
200/DIG.9	Momentum	3