Assertion: valve's body | /r/HasAspect | valve stem receiving chamber
Facets:
Source sentences:
text: A gate valve structure as claimed in claim 1 in which said oppositely disposed side walls of said valve chamber are provided with opposed vertically extending guideways and in which said gate member includes a body having oppositely disposed ears extending from its sides and arranged to slide in said guideways, said body having a valve stem receiving chamber therein open to the exterior of the gate member by a bore, an annular bushing having interior threads, said annular bushing being carried in the bore of said gate member, and said gate valve structure further including a non-rising rotatable valve stem having exterior threads and which is received in the interior threads of said bushing.
text: In a gate valve structure having a non-rising valve stem, an improved gate member comprising: a body having a valve stem receiving chamber closed at one end and open at the other end to the exterior of the gate member by a bore, an annular bushing having interior threads for threadedly receiving the non-rising valve stem, said annular bushing being fixedly supported in the bore ofsaid gate member, and a spiral groove co-axial of and extending from one end to the other end of said bushing across said interior threads for relieving pressure build-up inside the chamber and/or for discharging dirt and sludge from said threads.