Patent ID: 8025708

Claim:
Liquid separator for separating oil in compressed air systems, comprising: a separating element and a housing, wherein the housing comprises a lid and a cup, wherein the separating element is arranged seal-tightly in the housing and the housing is detachably connectable to a counterpart, wherein the housing is connectable by a bayonet connection to the counterpart, wherein the bayonet connection is formed between the lid and the counterpart, wherein the lid has an inlet for the gas to be purified, wherein the lid has an outlet for the purified gas, wherein the lid comprises an outlet for the separated liquid, wherein the outlet is arranged in a bottom area of the lid with respect to a direction of gravity, the outlet communicates with a drain that is arranged in the counterpart, wherein the separating element is seal-tightly connected to the lid, the lid is connected by a crimped connection to the cup, and characterized in that wherein the lid is connected by a crimped connection to the cup.