IPC Classification

Class code (prefix) Descriptions Number of results
  • All sections
  • G - Physics
  • G12B - Constructional details of instruments, or comparable details of other apparatus, not otherwise provided for
G12B 1/00 Sensitive elements capable of producing movement or displacement for purposes not limited to measurement; Associated transmission mechanisms therefor
G12B 1/02 Compound strips or plates, e.g. bimetallic
G12B 1/04 Hollow bodies having parts which are deformable or displaceable under pressure, e.g. Bourdon tubes or bellows
G12B 3/00 CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR - Details of movements not otherwise provided for
G12B 3/02 Caging of movements, i.e. locking of movements when not in use
G12B 3/04 Suspensions
G12B 3/06 Reducing effects of friction, e.g. by vibration
G12B 3/08 Damping of movements, e.g. to promote rapid non-oscillatory movement to a final reading
G12B 3/10 Damping of movements, e.g. to promote rapid non-oscillatory movement to a final reading using eddy currents
G12B 5/00 Adjusting position or attitude, e.g. level, of instruments or other apparatus, or of parts thereof; Compensating for the effects of tilting or acceleration, e.g. for optical apparatus
G12B 7/00 Compensating for the effects of temperature
G12B 9/00 Housing or supporting of instruments or other apparatus
G12B 9/02 Casings; Housings; Cabinets
G12B 9/04 Casings; Housings; Cabinets - Details, e.g. cover
G12B 9/06 Metal casings
G12B 9/08 Supports; Devices for carrying
G12B 9/10 Instrument boards; Panels; Desks; Racks; Frameworks
G12B 11/00 Indicating elements; Illumination thereof
G12B 11/02 Scales; Dials
G12B 11/04 Pointers; Setting-mechanisms therefor
G12B 13/00 Calibrating of instruments or apparatus
G12B 15/00 Cooling
G12B 15/02 Cooling by closed-cycle fluid-circulating systems
G12B 15/04 Cooling by currents of fluid, e.g. air, in open cycle
G12B 15/06 Cooling by contact with heat-absorbing or radiating masses, e.g. heat-sink
G12B 17/00 Screening
G12B 17/02 Screening from electric or magnetic fields, e.g. radio waves
G12B 17/04 Screening from ultraviolet , visible, or infrared light
G12B 17/06 Screening from heat
G12B 17/08 Screening from influences producing mechanical damage, e.g. caused by blast, by external object, by person