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Symbol IPC-Stellen auswählen Titel
A
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HUMAN NECESSITIES
B
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PERFORMING OPERATIONSTRANSPORTING
C
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CHEMISTRYMETALLURGY
D
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TEXTILESPAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERINGLIGHTINGHEATINGWEAPONSBLASTING
G
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PHYSICS
G01
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MEASURINGTESTING
G02
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OPTICS
G03
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PHOTOGRAPHYCINEMATOGRAPHYANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVESELECTROGRAPHYHOLOGRAPHY [4]
G04
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HOROLOGY
G05
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CONTROLLINGREGULATING
G06
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COMPUTINGCALCULATING OR COUNTING
G07
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CHECKING-DEVICES
G08
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SIGNALLING
G08B
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SIGNALLING OR CALLING SYSTEMSORDER TELEGRAPHSALARM SYSTEMS
G08B 1/00
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Systems for signalling characterised solely by the form of transmission of the signal [1, 2006.01]
G08B 3/00
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Audible signalling systemsAudible personal calling systems [1, 2006.01]
G08B 5/00
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Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied [1, 2006.01]
G08B 6/00
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Tactile signalling systems, e.g. personal calling systems [6, 2006.01]
G08B 7/00
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Signalling systems according to more than one of groups G08B 3/00-G08B 6/00Personal calling systems according to more than one of groups G08B 3/00-G08B 6/00 [1, 2006.01]
G08B 9/00
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Order telegraph apparatus, i.e. means for transmitting one of a finite number of different orders at the discretion of the user, e.g. bridge to engine room orders in ships [1, 2006.01]
G08B 13/00
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Burglar, theft or intruder alarms [1, 2006.01]
G08B 15/00
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Identifying, scaring or incapacitating burglars, thieves or intruders, e.g. by explosives [1, 2006.01]
G08B 17/00
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Fire alarmsAlarms responsive to explosion [1, 2006.01]
G08B 17/02
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Mechanical actuation of the alarm, e.g. by the breaking of a wire [1, 2006.01]
G08B 17/04
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Hydraulic or pneumatic actuation of the alarm, e.g. by change of fluid pressure [1, 2006.01]
G08B 17/06
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Electric actuation of the alarm, e.g. using a thermally-operated switch [1, 2006.01]
G08B 17/08
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Actuation involving the use of explosive means [1, 2006.01]
G08B 17/10
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Actuation by presence of smoke or gases [1, 2006.01]
G08B 17/103
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. . using a light emitting and receiving device [5, 2006.01]
G08B 17/107
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. . . for detecting light-scattering due to smoke [5, 2006.01]
G08B 17/11
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. . using an ionisation chamber for detecting smoke or gas [5, 2006.01]
G08B 17/113
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. . . Constructional details [5, 2006.01]
G08B 17/117
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. . by using a detection device for specific gases, e.g. combustion products, produced by the fire (G08B 17/103, G08B 17/11 take precedence) [5, 2006.01]
G08B 17/12
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Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions [1, 2006.01]
G08B 19/00
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Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow [1, 2006.01]
G08B 21/00
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Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for [1, 2006.01]
G08B 23/00
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Alarms responsive to unspecified undesired or abnormal conditions [1, 2006.01]
G08B 25/00
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Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems [1, 2006.01]
G08B 26/00
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Alarm systems in which substations are interrogated in succession by a central station [1, 2006.01]
G08B 27/00
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Alarm systems in which the alarm condition is signalled from a central station to a plurality of substations [1, 2006.01]
G08B 29/00
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Checking or monitoring of signalling or alarm systemsPrevention or correction of operating errors, e.g. preventing unauthorised operation [1, 2006.01]
G08B 31/00
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Predictive alarm systems characterised by extrapolation or other computation using updated historic data [5, 2006.01]
G08C
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TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS (fluid pressure transmission systems F15B;  mechanical means for transferring the output of a sensing member into a different variable G01D 5/00;  mechanical control systems G05G) [4]
G08G
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TRAFFIC CONTROL SYSTEMS (guiding railway traffic, ensuring the safety of railway traffic B61L; radar or analogous systems, sonar systems or lidar systems specially adapted for traffic control G01S 13/91, G01S 15/88, G01S 17/88; radar or analogous systems, sonar systems or lidar systems specially adapted for anti-collision purposes G01S 13/93, G01S 15/93, G01S 17/93; control of position, course, altitude or attitude of land, water, air or space vehicles, not being specific to a traffic environment G05D 1/00) [2]
G09
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EDUCATINGCRYPTOGRAPHYDISPLAYADVERTISINGSEALS
G10
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MUSICAL INSTRUMENTSACOUSTICS
G11
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INFORMATION STORAGE
G12
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INSTRUMENT DETAILS
G16
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INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS [2018.01]
G21
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NUCLEAR PHYSICSNUCLEAR ENGINEERING
G99
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SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
H
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ELECTRICITY

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