Assertion: valve's part | /r/HasProperty | applied
Facets:
Source sentences:
text: The principal objects of the present invention are to provide a valve seal ring and mounting diaphragm whereby the seal ring may be mounted and secured on flat faces subject to inclination; to provide a valve seal member in the form of an O-ring with an integral diaphragm adapted to be secured to a flat surface with vents in the diaphragm for equalization of pressure on both sides thereof; to provide a valve structure adapted to be molded and formed of synthetic resin or fiber-reinforced synthetic resin that is substantially inert to chemicals and the like to be flowed therethrough; to provide such a valve structure with molded aligned surfaces and locating portions whereby substantially all of the parts may be assembled without machining; to provide a valve structure that is efi'icient in operation, easily maintained, and capable of long life; and to provide a check valve structure wherein the parts are so arranged that all moving parts may be bodily applied or removed -at any time.