B24B 37/00 - Definition

Definition statement

This subclass covers:

Lapping machines or devices and accessories for surface finishing by rubbing the surface of the work and the surface of a tool, e.g. a lapping plate or lapping pad, generally shaped corresponding to the work surface, against each other, mainly with loose abrasives rolling or sliding between the surfaces. The abrasives may be dispersed in a liquid medium, i.e. a slurry, or in a paste, or fixed to the lapping pad.

Informative references

Attention is drawn to the following places, which may be of interest for search:

Polishing compositions containing abrasives or grinding agents	C09G 1/02
Anti-slip materials; Abrasives	C09K 3/14
Processes or apparatus adapted for the manufacture or treatment of semiconductor devices or of electric solid state devices not otherwise provided for	H01L 21/00

Glossary of terms

In this subclass, the following terms or expressions are used with the meaning indicated:

Lapping

surface finishing by rubbing the surface of the work and the surface of a lapping tool, e.g. a lapping plate or lapping pad, that is mostly shaped corresponding to the work surface, against each other, mainly with loose abrasives rolling and sliding between the surfaces; the abrasives may be dispersed in a liquid medium, i.e. a slurry, or in a paste, or fixed to the lapping pad.

Synonyms and Keywords

In patent documents the following terms "lap" and "lapping tool" are often used as synonyms. Also, these terms can be used as keywords.