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US 12,674,530 B2Granted
Pipe joint assemblies
AssigneeDaoz International Holding Limited
InventorSheng-Hun Jeng
Life of this patent
Estimating the term…
Abstract
A pipe joint assembly comprises a gasket and two pipes. The gasket is flexible and has a through hole. Each pipe has a terminal connecting the gasket. Each terminal has a set of grooves and protrusions on a connecting surface to fit the sets on two sides of the gasket. Cross sections of protrusions are isosceles trapezoid.
Claims17
A pipe joint assembly comprising:
- a gasket with a through hole, wherein the gasket is flexible;
- a first pipe having a first terminal connecting the gasket;
- a second pipe having a second terminal connecting the gasket;
- a bushing containing and holding the second pipe;
- and
- a sleeve containing and holding the first pipe and the bushing,
- wherein the first terminal has a first set of grooves and protrusions on a first connecting surface;
- the second terminal has a second set of grooves and protrusions on a second connecting surface;
- and
- the gasket has a third set of grooves and protrusions on a side to fit the first set of grooves and protrusions, and a fourth set of grooves and protrusions on another side to fit the second set of grooves and protrusions,
- wherein the grooves and protrusions of the first set, the second set, the third set, or the fourth set are concentrically circular.
8 more elements
A pipe joint assembly comprising:
- a gasket with a through hole wherein the gasket is flexible;
- a first pipe having a first terminal connecting the gasket;
- a second pipe having a second terminal connecting the gasket;
- a bushing containing and holding the second pipe;
- and
- a sleeve containing and holding the first pipe and the bushing,
- wherein the first terminal has a first set of grooves and protrusions on a first connecting surface;
- the second terminal has a second set of grooves and protrusions on a second connecting surface;
- the gasket has a third set of grooves and protrusions on a side to fit the first set of grooves and protrusions, and a fourth set of grooves and protrusions on another side to fit the second set of grooves and protrusions;
- and
- cross-sections of the grooves and protrusions of the first set, the second set, the third set, and the fourth set are isosceles trapezoid.
8 more elements
A pipe joint assembly comprising:
- a gasket with a through hole wherein the gasket is flexible;
- a first pipe having a first terminal connecting the gasket;
- a second pipe having a second terminal connecting the gasket;
- a bushing containing and holding the second pipe;
- and
- a sleeve containing and holding the first pipe and the bushing,
- wherein the first terminal has a first set of grooves and protrusions on a first connecting surface;
- the second terminal has a second set of grooves and protrusions on a second connecting surface;
- and
- the gasket has a third set of grooves and protrusions on a side to fit the first set of grooves and protrusions, and a fourth set of grooves and protrusions on another side to fit the second set of grooves and protrusions,
- wherein the grooves or protrusions of the first set, the second set, the third set, or the fourth set have notches to leave space between the gasket and the first pipe or the second pipe.
8 more elements
Dependencies are inferred from the claim text.