(0)G01K:0/1:
IPC6
SECTION G - PHYSICS
MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT;...
G01K
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G 01 K

 MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR (sensing temperature changes for compensating measurements of other variables or for compensing readings of instruments for variations in temperature, see G 01 D or relevant subclass for variable measured; radiation pyrometry G 01 J; investigating or analysing materials by use of thermal means G 01 N 25/00; compound sensitive elements, e.g. bimetallic, G 12 B 1/02)
 

Notes

(1)

 In this subclass, the following term is used with the meaning indicated:
 

-

 "thermometer" includes thermally-sensitive elements not provided for in other subclasses.

(2)

 Attention is drawn to the Notes following the title of class G 01.

 

 

 
 

 1
/ 00 Details of thermometers not specially adapted for particular types of thermometer (circuits for reducing thermal inertia G 01 K 7/42) [6]

1
/ 02 • Special applications of indicating or recording means, e.g. for remote indications  

1
/ 04 • • Scales  

1
/ 06 • • • Arrangements for facilitating reading, e.g. illumination, magnifying glass  

1
/ 08 • Protective devices, e.g. casings  

1
/ 10 • • for preventing chemical attack  

1
/ 12 • • for preventing damage due to heat overloading  

1
/ 14 • Supports; Fastening devices; Mounting thermometers in particular locations  

1
/ 16 • Special arrangements for conducting heat from the object to the sensitive element  

1
/ 18 • • for reducing thermal inertia  

1
/ 20 • Compensating for effects of temperature changes other than those to be measured, e.g. changes in ambient temperature  

1
/ 22 • • by means of fluid contained in a hollow body having parts which are deformable or displaceable under the pressure developed by the fluid  

1
/ 24 • • by means of compounded strips or plates, e.g. bimetallic strips  

1
/ 26 • Compensating for effects of pressure changes  
 

 3
/ 00 Thermometers giving results other than momentary value of temperature (G 01 K 7/42 takes precedence) [6]

3
/ 02 • giving mean values; giving integrated values  

3
/ 04 • • in respect of time  

3
/ 06 • • in respect of space  

3
/ 08 • giving differences of values (using thermo-electric elements G 01 K 7/02); giving differentiated values  

3
/ 10 • • in respect of time, e.g. reacting only to a quick change of temperature  

3
/ 12 • • • based upon expansion or contraction of materials  

3
/ 14 • • in respect of space  
 

 5
/ 00 Measuring temperature based on the expansion or contraction of a material (G 01 K 9/00 takes precedence; giving other than momentary value of temperature G 01 K 3/00; of vapour arising from a liquid G 01 K 11/02; thermally-actuated switches H 01 H)

5
/ 02 • the material being a liquid (contained in a hollow body having parts which are deformable or displaceable under the pressure developed by the material G 01 K 5/32)  

5
/ 04 • • Details  

5
/ 06 • • • Arrangements for driving back the liquid column  

5
/ 08 • • • Capillary tubes  

5
/ 10 • • • Containers for the liquid  

5
/ 12 • • • Selection of liquid compositions  

5
/ 14 • • the liquid displacing a further liquid column or a solid body (for maximum or minimum indication G 01 K 5/20)  

5
/ 16 • • with electric contacts  

5
/ 18 • • with electric conversion means for final indication  

5
/ 20 • • with means for indicating a maximum or a minimum or both (G 01 K 5/22 takes precedence)  

5
/ 22 • • with provision for expansion indicating over not more than a few degrees, e.g. clinical thermometer  

5
/ 24 • • with provision for measuring the difference between two temperatures  

5
/ 26 • • with provision for adjusting zero point of scale, e.g. Beckmann thermometer  

5
/ 28 • the material being a gas (contained in a hollow body having parts which are deformable or displaceable under the pressure developed by the material G 01 K 5/32)  

5
/ 30 • • the gas displacing a liquid column  

5
/ 32 • the material being a fluid contained in a hollow body having parts which are deformable or displaceable under the pressure developed by the material (under pressure developed by evaporation G 01 K 11/04; pressure-measuring devices in general G 01 L)  

5
/ 34 • • the body being a capsule (G 01 K 5/36, G 01 K 5/42 take precedence)  

5
/ 36 • • the body being a tubular spring, e.g. Bourdon tube  

5
/ 38 • • • of spiral formation  

5
/ 40 • • • of helical formation  

5
/ 42 • • the body being a bellows  

5
/ 44 • • the body being a cylinder and piston  

5
/ 46 • • with electric conversion means for final indication  

5
/ 48 • the material being a solid  

5
/ 50 • • arranged for free expansion or contraction  

5
/ 52 • • • with electrical conversion means for final indication  

5
/ 54 • • consisting of pivotally-connected elements  

5
/ 56 • • constrained so that expansion or contraction causes a deformation of the solid  

5
/ 58 • • • the solid body being constrained at more than one point, e.g. rod, plate, diaphragm (G 01 K 5/62 takes precedence)  

5
/ 60 • • • • the body being a flexible wire or ribbon  

5
/ 62 • • • the solid body being formed of compounded strips or plates, e.g. bimetallic strip  

5
/ 64 • • • • Details of the compound system  

5
/ 66 • • • • • Selection of composition of the components of the system  

5
/ 68 • • • • • Shape of the system  

5
/ 70 • • • • specially adapted for indicating or recording  

5
/ 72 • • • • • with electric transmission means for final indication  
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