Check valve stop assembly and method of retention
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F16K-015/03
F16K-015/02
F16K-051/00
출원번호
UP-0497015
(2006-07-31)
등록번호
US-7562669
(2009-07-29)
발명자
/ 주소
McGonigle, G. Stephen
Warriner, Jeremiah J.
Jira, Joseph J.
출원인 / 주소
Honeywell International Inc.
대리인 / 주소
Ingrassia Fisher & Lorenz, P.C.
인용정보
피인용 횟수 :
2인용 특허 :
16
초록▼
A check valve stop assembly and method of retaining the check valve stop assembly in a check valve flow body without external fixation means, wherein the check valve stop assembly includes a threaded check valve stop insert and a check valve stop housing including a threaded interior sidewall that d
A check valve stop assembly and method of retaining the check valve stop assembly in a check valve flow body without external fixation means, wherein the check valve stop assembly includes a threaded check valve stop insert and a check valve stop housing including a threaded interior sidewall that defines a void space therein. The check valve stop insert is inserted within the void space of the check valve stop housing by mating the threads of the check valve stop insert with those of the check valve stop housing. The check valve stop housing further includes an opening formed in the sidewall through which at least a portion of the check valve stop insert is accessible. The check valve stop insert that is accessible via the opening formed in the sidewall is either coupled to the check valve stop housing or mechanically deformed to prevent removal of the check valve stop insert from within the check valve stop housing.
대표청구항▼
We claim: 1. A check valve stop assembly comprising: a check valve stop insert including a main body, a protrusion, and a cutout, the main body having a substantially cylindrical shape, a first end, a second end, and an outer surface, the outer surface having a first plurality of threads formed on
We claim: 1. A check valve stop assembly comprising: a check valve stop insert including a main body, a protrusion, and a cutout, the main body having a substantially cylindrical shape, a first end, a second end, and an outer surface, the outer surface having a first plurality of threads formed on at least a portion thereof, the protrusion formed on the main body second end, the protrusion having a second plurality of threads formed thereon, and the cutout formed on the main body first end; and a check valve stop housing including a threaded interior sidewall that defines a void space therein, the first and second pluralities of threads of the check valve stop insert mated with the threads of the check valve stop housing to retain the check valve stop insert within the void space, the check valve stop housing further including an opening formed in the sidewall through which at least a portion of the check valve insert main body is accessible; wherein at least a portion of the check valve stop insert main body that is accessible via the opening formed in the sidewall is either coupled to the check valve stop housing or mechanically deformed to prevent removal of the check valve stop insert from within the check valve stop housing. 2. The assembly of claim 1, wherein the threads of at least a portion of the check valve stop insert main body that is accessible via the opening formed in the sidewall of the check valve stop housing are mechanically deformed by destroying mating of the threads of the check valve stop insert main body and the check valve stop housing. 3. The assembly of claim 2, wherein the first plurality of threads are mechanically deformed by removing portions of the threads. 4. The assembly of claim 2, wherein the first plurality of threads are mechanically deformed by realigning the threads. 5. The assembly of claim 2, wherein the main body is coupled to the check valve stop housing by a weld bead deposited on the threads. 6. The assembly of claim 1, wherein the check valve stop insert and the check valve stop housing are formed of a heat resistant metal. 7. The assembly of claim 6, wherein the check valve stop insert and the check valve stop housing are formed of a material chosen from the group consisting of: aluminum, steel, and an alloy. 8. The assembly of claim 1, wherein the check valve stop insert and the check valve stop housing are formed of a heat resistant plastic. 9. A check valve flow body comprising: a check valve flow section including a plurality of flow openings; a plurality of flappers, mounted to the check valve flow section, the flappers moveable relative to the check valve flow section to control the flow of a fluid through the plurality of flow openings; a plurality of substantially vertical stop supports extending substantially perpendicular to the check valve flow section, the plurality of substantially vertical stop supports including a first substantially vertical stop support spaced a distance from a second substantially vertical stop support; and a check valve stop assembly retained between the first substantially vertical stop support and the second substantially vertical stop support; wherein the check valve stop assembly is comprised of a threaded check valve stop insert positioned within a check valve stop housing, the threaded check valve stop insert comprising a threaded main body and a threaded protrusion formed on an end thereof; and wherein the check valve stop assembly is retained between the first substantially vertical stop support and the second substantially vertical stop support without an external retention means. 10. The assembly of claim 9, wherein the check valve stop housing further includes an opening formed in a sidewall through which at least a portion of the threaded check valve insert is accessible. 11. The assembly of claim 10, wherein at least a portion of the threaded check valve stop insert that is accessible via the opening formed in the check valve stop housing is either coupled to the check valve stop housing or mechanically deformed to retain the check valve stop insert within the check valve stop housing. 12. The assembly of claim 11, wherein at least a portion of the threaded check valve stop insert is mechanically deformed by removing portions of a plurality of threads to destroy mating of the threaded check valve stop insert and the check valve stop housing. 13. The assembly of claim 11, wherein at least a portion of the threaded check valve stop insert is mechanically deformed by realigning a plurality of threads to destroy mating of the threaded check valve stop insert and the check valve stop housing. 14. The assembly of claim 11, wherein the threaded check valve stop insert is coupled to the check valve stop housing by a weld bead deposited on a plurality of threads of the threaded check valve stop insert. 15. A method of retaining a check valve stop assembly within a check valve flow body comprising; providing a check valve stop housing including a sidewall having a substantially tubular shape, the sidewall including a plurality of threads on an interior surface and defining a void space therein, the check valve stop housing including an opening formed through the sidewall; providing a check valve stop insert having a first end and a second end, the check valve stop insert including a first plurality of threads formed on at least a portion thereof between the first end and the second end, the check valve stop insert further including a protrusion formed on the second end, the protrusion including a second plurality of threads formed thereon; providing a check valve flow body comprising a check valve flow section and a first substantially vertical support and a second substantially vertical support extending substantially perpendicular therefrom and spaced a distance from each other, each of the plurality of substantially vertical supports including a opening formed there through; aligning the check valve stop housing between the plurality of substantially vertical supports; inserting the check valve stop insert into the opening of one of the check valve substantially vertical supports and into the check valve stop housing by rotating the check valve stop insert, thereby engaging the first and second pluralities of threads of the check valve stop insert and the check valve stop housing, the check valve stop insert when fully inserted extending from the opening of the first substantially vertical support through the check valve stop housing and into the opening of the second spaced apart substantially vertical support and retained between the first substantially vertical support and the second substantially vertical support without an external retention means; and coupling the check valve stop insert to the check valve housing or mechanically deforming at least a portion of the check valve stop insert accessible through the opening formed in the check valve stop housing to prevent removal of the check valve stop insert from within the check valve stop housing and the check valve stop assembly from within the check valve flow body. 16. The method of claim 15, wherein the check valve stop insert includes a protrusion formed at the second end, the check valve stop insert when fully inserted into the check valve stop housing engaging the protrusion into the opening formed in one of the substantially vertical supports. 17. The method of claim 15, wherein the step of coupling the check valve insert to the check valve housing includes the step of depositing a weld bead onto the portion of the first plurality of threads to prevent removal of the check valve stop insert from within the check valve stop housing. 18. The method of claim 15, wherein the step of mechanically deforming at least a portion of the check valve stop insert includes the step of removing at least a portion of the first plurality of threads of the check valve stop insert to prevent removal of the check valve stop insert from within the check valve stop housing. 19. The method of claim 15, wherein the step of mechanically deforming at least a portion of the check valve stop insert includes the step of realigning at least a portion of the first plurality of threads of the check valve stop insert to destroy the mating alignment of the threads and preventing removal of the check valve stop insert from within the check valve stop housing. 20. The method of claim 15, wherein the step of inserting the check valve stop insert into an opening of one of the check valve substantially vertical supports and into the check valve stop housing includes the step of inserting the check valve stop insert until the plurality of ends of the check valve stop insert are substantially flush with an outside surface of each of the substantially vertical supports.
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이 특허에 인용된 특허 (16)
DeFrees Joseph H. (Warren PA), Air check valve assembly for powdered bulk product transport.
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