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US 2019/0293188 A1Published application
Solid wedge disk valve with cartridge-carriage
AssigneeKennedy Valve Company
InventorPaul Kennedy
Life of this patent
Estimating the term…
Abstract
A gate valve includes a solid wedge-shaped disc integrated with a cartridge at opposite ends thereof. Each cartridge includes rollers, guides and scrapers therein to roll along respective internal ribs while cleaning the ribs. The disc moves back and forth within the gate valve via the cartridges along ribs to open and close a water passage way formed in the gate.
Claims20
A gate valve comprising:
- a body including:
- two ports disposed at opposite sides thereof;
- and
- two ribs protruding from internal sides of the body toward each other and extending lengthwise of the body;
- a wedge shaped disc movably disposed within the body and including a roller assembly disposed at opposite sides thereof including rollers configured to roll along respective ribs such that the disc opens the ports and closes the ports.
2 more elements
A gate valve assembly, comprising:
- a body including an upper portion and a lower portion connected together and including a pair of ribs therein extending inwardly away from the body and lengthwise between the upper and lower portions of the body to face each other, the lower portion having a pair of ports extending therethrough and facing each other to form an opening through the body;
- a wedge-shaped disc disposed therein to move between the upper portion and the lower portion of the body to open and close both ports simultaneously;
- and
- a cartridge-carriage formed within opposite sides of the disc and including at least two rollers configured to roll along a respective one of the ribs.
1 more element
A gate valve assembly, comprising:
- a body having a long tubular shape including ports extending through opposite sides thereof at one end to form a water flow path therethrough and a rib extending between each of the ports along the lengthwise direction;
- a wedge shaped disc disposed within the body and integrally formed with:
- a pair of rollers disposed in sequence within a perimeter of and along each side of the disc to roll along a respective rib;
- guides protruding from and extending along each side of the disc and adjacent to a respective side of each rib;
- and
- scrapers extending in parallel with the rollers and configured to scrape the respective rib while the rollers roll along the respective rib.
3 more elements
Dependencies are inferred from the claim text.