having projections, studs, serrations or the like on at least one surface

Full Title

Springs > made of plastics, e.g. rubber; made of material having high internal friction > characterised by having a particular shape > having projections, studs, serrations or the like on at least one surface

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL

Subclass:

SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION