Abstract: A power latch system is employed for securing a convertible roof to an automotive vehicle body. In another aspect of the present invention, a striker is movably mounted to either a forward or rearward portion of a convertible roof which is operably engaged by an automatically powered latch mounted to the vehicle body. Still another aspect of the present invention employs a rotatable latch having a striker engaging slot internally projecting from a periphery.

Abstract: A System for protecting the threaded cavities and the seal ring in a grooved A.P.I. coupling comprises first and second threaded portions separated by a substantially smooth portion, the second threaded portion being dimensioned so that it will freely pass through the space defined the seal ring when inserted into the threaded cavity during installation yet, due to the taper of the A.P.I. coupling, will engage a predetermined portion of threads therein below the seal ring to effect secure threaded engagement, the smooth portion being closely fitted against the seal ring to protect same.