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