{HEAD ~ A coupling device} for releasably connecting a suction hose to {TAIL ~ a vacuum cleaner housing} includes a tube connection piece attached to the suction base and adapted to be inserted into a cylindrical socket in the vacuum cleaner housing 
{ HEAD ~ A coupling device } for releasably connecting a suction hose to { TAIL ~ a vacuum cleaner housing } includes a tube connection piece attached to the suction base and adapted to be inserted into a cylindrical socket in the vacuum cleaner housing
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