US4582347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination detent and threaded quick disconnect
Assignee: Snap Tite Inc
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Filing: 1984-11-20
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Granted: 1986-04-15
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Expires: 2004-11-20
Abstract
Abstract A quick disconnect coupling wherein the male coupler part has both threads and a groove so that it can be universally secured to a female coupler part regardless of whether the female coupler part carries a threaded nut or detent type securing or connecting means.
Inventors
- 👤 Wayne E. Wilcox
- 👤 Michael J. Varasso
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:18
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/28; F16L37/38; F16L37/40; F16L37/413; F16L29/00; F16L29/02; F16L37/22; F16L37/23; H; H01; H01R; H01R13/00; H01R13/62; H01R13/627; H01R13/6276; Y; Y10; Y10S; Y10S285/00; Y10S285/921; Y10T; Y10T403/00; Y10T403/59; Y10T403/599; Y10T403/67
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
170 words
A quick disconnect coupling including in combination a female coupler part and a male coupler part each having flow passages therethrough, said female coupler part having a cavity, said male coupler part including an end portion having an exterior surface and an internal bore, only said end portion of said male coupler part being manually insertable into and removable from said cavity of said female coupler part, male threads on said exterior surface of said end portion starting at the extreme end thereof and extending axially a given distance, wall means defining an annularly extending groove in said exterior surface of said end portion and located at the termination of said male threads, said end portion of said male coupler part adapter to reside within said cavity of said female coupler part in assembled condition of said coupler parts, and means associated with said female coupler part and cooperating with only one of said male threads and said groove to secure said male and female coupler parts in assembled condition.
Claim 2
Dependent Claim
170 words
A quick disconnect coupling including in combination a female coupler part and a male coupler part each having flow passages therethrough, said female coupler part having a cavity, said male coupler part including an end portion having an exterior surface and an internal bore, only said end portion of said male coupler part being manually insertable into and removable from said cavity of said female coupler part, male threads on said exterior surface of said end portion starting at the extreme end thereof and extending axially a given distance, wall means defining an annularly extending groove in said exterior surface of said end portion and located at the termination of said male threads, said end portion of said male coupler part adapter to reside within said cavity of said female coupler part in assembled condition of said coupler parts, and means associated with said female coupler part and cooperating with only one of said male threads and said groove to secure said male and female coupler parts in assembled condition.
Claim 3
Dependent Claim
52 words
A quick disconnect coupling as claimed in claim 1 wherein said means associated with said female coupler part comprises detent members which are movable into said groove in assembled condition of said male and female coupler parts and which detent members are held therein by an axially movable and spring biased sleeve.
Claim 4
Dependent Claim
43 words
A quick disconnect coupling as claimed in claim 1 wherein said means associated with said female coupler part comprises a nut member having female threads therein which are threadable onto said male threads in assembled condition of said male and female coupler parts.
Claim 5
Dependent Claim
22 words
A quick disconnect coupling as claimed in claim 1 wherein a short land surface axially separates said groove from said male threads.
Claim 6
Dependent Claim
27 words
A quick disconnect coupling as claimed in claim 2 wherein a detent holding member supports said detents and forms a chamber within which said male threads reside.
Claim 7
Dependent Claim
27 words
A quick disconnect coupling as claimed in claim 3 wherein said nut includes a cavity within which said groove resides and said nut member covers said groove.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-04-14 | 1989-10-14 | 1990-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-04-14 | 1993-10-14 | 1994-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-04-14 | 1997-10-14 | 1998-04-15 | $7700.00 | Window Closed / Lapsed |