The slide is supported by {TAIL ~ means} of a guide means on {HEAD ~ the housing} , one of the two housing limbs being extended through and past the longitudinal opening and on the side, facing the other housing limb , bears the guide means  
The slide is supported by { TAIL ~ means } of a guide means on { HEAD ~ the housing } , one of the two housing limbs being extended through and past the longitudinal opening and on the side , facing the other housing limb , bears the guide means
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH