Assertion: valve's body | /r/HasProperty | first side cover
Facets:
Source sentences:
text: The primary objective of the present invention is to provide a ball valve structure improvement comprising: a body, a first side cover, a second side cover, a central shaft, a handle, a ball, a first ball pad, and a second ball pad, the first ball pad and the second ball pad respectively mounted on two sides of the ball, the central shaft having a first end extended into the body and inserted into the ball for rotating the ball, and a second end extended outward from the body and secured with the handle, the first side cover and the second side cover respectively mounted on two sides of the body, for sealing the ball, the first ball pad, and the second ball pad in the body, wherein,
text: 2-4, a ball valve structure improvement in accordance with the present invention comprises a body 1, a first side cover 2, a second side cover 9, a central shaft 3, a handle 4, a ball 7, a first ball pad 6, and a second ball pad 8.