RU98121970A - CHECK VALVE ASSEMBLY - Google Patents

CHECK VALVE ASSEMBLY

Info

Publication number
RU98121970A
RU98121970A RU98121970/06A RU98121970A RU98121970A RU 98121970 A RU98121970 A RU 98121970A RU 98121970/06 A RU98121970/06 A RU 98121970/06A RU 98121970 A RU98121970 A RU 98121970A RU 98121970 A RU98121970 A RU 98121970A
Authority
RU
Russia
Prior art keywords
threaded
check valve
valve assembly
saddle
fastening
Prior art date
Application number
RU98121970/06A
Other languages
Russian (ru)
Other versions
RU2161747C2 (en
Inventor
Е.А. Шалахман
Original Assignee
Е.А. Шалахман
Filing date
Publication date
Application filed by Е.А. Шалахман filed Critical Е.А. Шалахман
Priority to RU98121970A priority Critical patent/RU2161747C2/en
Priority claimed from RU98121970A external-priority patent/RU2161747C2/en
Publication of RU98121970A publication Critical patent/RU98121970A/en
Application granted granted Critical
Publication of RU2161747C2 publication Critical patent/RU2161747C2/en

Links

Claims (1)

Узел обратного клапана, содержащий седло, запорный орган, кольцевой уплотнительный элемент и средство крепления узла внутри рабочего трубопровода, отличающийся тем, что седло выполнено в виде цилиндрической резьбовой втулки, на внутренней поверхности рабочего трубопровода выполнен резьбовой участок для крепления на нем резьбовой втулки-седла и дополнительной резьбовой втулки, на обращенных друг к другу торцевых поверхностях резьбовых втулок выполнены скосы, образующие совместно с внутренней резьбовой поверхностью рабочего трубопровода кольцевую полость для размещения в ней кольцевого уплотнительного элемента.A check valve assembly comprising a saddle, a locking member, an annular sealing element and means for fastening the assembly inside the working pipeline, characterized in that the saddle is made in the form of a cylindrical threaded sleeve, a threaded section is made on the inner surface of the working pipeline for fastening the threaded sleeve-saddle to it, and additional threaded bushings, bevels are made on the end surfaces of the threaded bushings facing each other, forming, together with the internal threaded surface of the working pipe water an annular cavity for placement of an annular sealing element therein.
RU98121970A 1998-11-25 1998-11-25 Check valve unit RU2161747C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU98121970A RU2161747C2 (en) 1998-11-25 1998-11-25 Check valve unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU98121970A RU2161747C2 (en) 1998-11-25 1998-11-25 Check valve unit

Publications (2)

Publication Number Publication Date
RU98121970A true RU98121970A (en) 2000-09-20
RU2161747C2 RU2161747C2 (en) 2001-01-10

Family

ID=20213036

Family Applications (1)

Application Number Title Priority Date Filing Date
RU98121970A RU2161747C2 (en) 1998-11-25 1998-11-25 Check valve unit

Country Status (1)

Country Link
RU (1) RU2161747C2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10598291B2 (en) * 2016-04-07 2020-03-24 Fluid Power, Inc. Guided check valve

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