Patent US4195865A successfully refreshed from Google Patents.
US4195865A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for connecting tubular members
Assignee: Individual
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Filing: 1976-11-03
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Granted: 1980-04-01
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Expires: 1996-11-03
Abstract
Abstract Apparatus for connecting tubular members, particularly subsea pipeline sections, the apparatus including, in various combinations, a slip joint, which, following adjustment, can be sealed and fixed against further relative axial movement, a first boltless connection apparatus employing a force imparting system disposed between mating male and female bodies forming the connection apparatus, the force imparting system serving to urge engageable stop surfaces in the male and female bodies into engagement with one another and a second connection apparatus providing relative, universal type movement between components adjoined by the second connection apparatus.
Inventors
- 👤 Charles F. Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:38
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/002; F16L11/00; F16L11/14; F16L11/18; F16L27/00; F16L27/02; F16L27/026; F16L27/04; F16L27/12
Claims Analysis
Total Claims: 34
Claim 1
Independent Claim
313 words
An apparatus for connecting first and second tubular members comprising: a female body having a passageway therethrough, said passageway defining first and second end openings, said female body having an internally formed engagement surface, a male body having a passageway therethrough, said male body having an externally formed engagement surface, one end of said male body being adapted to be connected to one of said tubular members, the other end of said male body being received in said first end openings of said female body, said male body having an external, segmental spherical surface on the end received in said female body, socket defining means having a passageway therethrough and providing a socket for receiving said segmental spherical surface of said male body, said socket defining means being adapted to be connected to the other of said tubular members and disposed in said female body, means for preventing separation of said socket defining means and said female body when said male body is received in said socket while permitting relative, universal movement of said socket defining means and said male body and, force imparting means disposed between said male and female bodies selectively operative to force said male body toward said socket, said force imparting means comprising toggle means, said toggle means including first and second toggle arms, each of said toggle arms having a free end, said toggle means being movable between a first position in which said first and second arms are at a first angle to one another to a second position in which said first and second arms are at a second, larger angle to one another, and the free end of said first arm is in engagement with said internally formed engagement surface in said female body and the free end of said second arm is in engagement with said externally formed engagement surface on said male body.
Claim 2
Independent Claim
313 words
An apparatus for connecting first and second tubular members comprising: a female body having a passageway therethrough, said passageway defining first and second end openings, said female body having an internally formed engagement surface, a male body having a passageway therethrough, said male body having an externally formed engagement surface, one end of said male body being adapted to be connected to one of said tubular members, the other end of said male body being received in said first end openings of said female body, said male body having an external, segmental spherical surface on the end received in said female body, socket defining means having a passageway therethrough and providing a socket for receiving said segmental spherical surface of said male body, said socket defining means being adapted to be connected to the other of said tubular members and disposed in said female body, means for preventing separation of said socket defining means and said female body when said male body is received in said socket while permitting relative, universal movement of said socket defining means and said male body and, force imparting means disposed between said male and female bodies selectively operative to force said male body toward said socket, said force imparting means comprising toggle means, said toggle means including first and second toggle arms, each of said toggle arms having a free end, said toggle means being movable between a first position in which said first and second arms are at a first angle to one another to a second position in which said first and second arms are at a second, larger angle to one another, and the free end of said first arm is in engagement with said internally formed engagement surface in said female body and the free end of said second arm is in engagement with said externally formed engagement surface on said male body.
Claim 3
Dependent Claim
48 words
The apparatus of claim 1 including deformable seal means disposed between said socket defining means and said external, segmental spherical surface, said deformable seal means serving to form a seal between said socket defining means and said male body when said male body is forced toward said socket.
Claim 4
Dependent Claim
31 words
The apparatus of claim 1 including means for moving said toggle means from said first position to said second position and means for maintaining said toggle means in said second position.
Claim 5
Dependent Claim
42 words
The apparatus of claim 1 wherein said toggle means comprises a toggle joint, said toggle joint including first and second toggle arms and a pivot member, said toggle arms having ends engageable with and at least partially pivotable about said pivot member.
Claim 6
Dependent Claim
128 words
The apparatus of claim 4 wherein said toggle joint is movable between a first position in which said first and second arms are at a first angle to one another and a second position in which said first and second arms are at a second angle to one another, and the end of said first arm distal said pivot member is in engagement with said internally formed engagement surface in said female body and the end of said second arm distal said pivot member is in engagement with said externally formed engagement surface on said male body, said second angle being in the opposite direction from said first angle and being sufficient to maintain said toggle joint in said second position, said toggle joint being axially, elastically compressible.
Claim 7
Dependent Claim
64 words
The apparatus of claim 4 wherein said female body has an internal, annular generally radially extending recess and said male body has an external, annular generally radially extending recess, said recesses in said male and female bodies being generally in register when said male body is received in said female body, said engagement surfaces partially defining said recesses in said male and female bodies.
Claim 8
Dependent Claim
64 words
The apparatus of claim 5 wherein said female body has an internal, annular generally radially extending recess and said male body has an external, annular generally radially extending recess, said recesses in said male and female bodies being generally in register when said male body is received in said female body, said engagement surfaces partially defining said recesses in said male and female bodies.
Claim 9
Dependent Claim
15 words
The apparatus of claim 6 wherein there are a plurality of circumferentially spaced toggle joints.
Claim 10
Dependent Claim
15 words
The apparatus of claim 7 wherein there are a plurality of circumferentially spaced toggle joints.
Claim 11
Dependent Claim
40 words
The apparatus of claim 1 wherein said male body and said female body are provided with complimentary shaped surfaces for maintaining substantial axial alignment of said male and female bodies when said male body is received in said female body.
Claim 12
Dependent Claim
14 words
The apparatus of claim 1 wherein said socket has an internal, segmental spherical surface.
Claim 13
Dependent Claim
49 words
The apparatus of claim 11 including deformable seal means disposed between said internal, segmental spherical surface and said external, segmental spherical surface, said deformable seal means serving to form a seal between said socket defining means and said male body when said male body is forced toward said socket.
Claim 14
Dependent Claim
60 words
The apparatus of claim 1 wherein said female body has a plurality of internal recesses and said male body has a plurality of external recesses, said recesses in said male and female bodies being generally in register when said male body is received in said female body, said engagement surfaces partially defining said recesses in said male and female bodies.
Claim 15
Dependent Claim
30 words
The apparatus of claim 4 wherein said pivot member comprises a spring means, said spring means being compressed between said arms when said toggle joint is in said second position.
Claim 16
Dependent Claim
46 words
The apparatus of claim 14 wherein said spring means comprises a spool member having a cylindrical body with an axial bore therethrough, the ends of said arms pivotable on said spool having arcuate recesses shaped to matingly engage said outer cylindrical surface of said spool member.
Claim 17
Dependent Claim
64 words
The apparatus of claim 1 wherein said female body has an internal, annular generally radially extending recess and said male body has an external, annular generally radially extending recess, said recesses in said male and female bodies being generally in register when said male body is received in said female body, said engagement surfaces partially defining said recesses in said male and female bodies.
Claim 18
Dependent Claim
80 words
The apparatus of claim 6 wherein said force imparting means comprises a belt of said toggle joints in said first position adjoined by an elastomeric material, said belt being receivable in said annular recess in said male body, said belt being substantially wholly contained within said recess in said male body whereby said male body may be received in said female body to place said recess in said female body and said recess in said male body in substantial register.
Claim 19
Dependent Claim
23 words
The apparatus of claim 17 including means for deforming said belt radially outwardly whereby said toggle joints are moved to said second position.
Claim 20
Dependent Claim
33 words
The apparatus of claim 18 including an annular, inflatable setting bladder means disposed in said radially extending recess in said male body, said setting bladder means being disposed radially inwardly of said belt.
Claim 21
Dependent Claim
28 words
The apparatus of claim 19 including means for inflating said bladder means to deform said belt radially outwardly whereby said toggle joints are moved to said second position.
Claim 22
Dependent Claim
23 words
The apparatus of claim 18 including means to deform said belt radially inwardly whereby said toggle joints are moved to said first position.
Claim 23
Dependent Claim
29 words
The apparatus of claim 21 wherein said means for deforming said belt radially inwardly includes an annular, inflatable release bladder means disposed in said recess in said female member.
Claim 24
Dependent Claim
19 words
The apparatus of claim 18 including an elastomeric breaker belt disposed between said setting bladder means and said belt.
Claim 25
Dependent Claim
74 words
The apparatus of claim 18 wherein said means for deforming said belt radially outwardly includes a rigid annular member slidably disposed in an annular, generally, axial recess in communication with said radially extending recess in said male body, and means for urging said annular member out of said axial recess into said radially extending recess in said male body, said annular member being shaped so as to deform said belt into said second position.
Claim 26
Dependent Claim
46 words
The apparatus of claim 24 wherein said means for urging said annular member from said axial recess into said radially extending recess in said male body comprises a plurality of hydraulically operated piston-cylinder systems operatively connected to said annular member and disposed in said male body.
Claim 27
Dependent Claim
23 words
The apparatus of claim 24 including means to deform said belt radially inwardly whereby said toggle joints are moved to said first position.
Claim 28
Dependent Claim
30 words
The apparatus of claim 17 wherein said pivot member comprises a spring means, said spring means being compressed between said arms when said toggle joint is in said second position.
Claim 29
Dependent Claim
46 words
The apparatus of claim 27 wherein said spring means comprises a spool member having a cylindrical body with an axial bore therethrough, the ends of said arms pivotable on said spool having arcuate recesses shaped to matingly engage the outer cylindrical surface of said spool member.
Claim 30
Dependent Claim
65 words
The apparatus of claim 6 including a series of circumferentially spaced generally, radially extending cylindrical chambers in open communication with said radially extending recess in said male body, piston means disposed in said chambers, means for reciprocating said piston means in said chambers, and means connecting said piston to said pivot member whereby said toggle joints can be moved between said first and second positions.
Claim 31
Dependent Claim
81 words
The apparatus of claim 29 wherein said pivot member comprise a spool members provided with axially extending hubs at each end thereof, said spool members being circumferentially disposed in closely adjacent hub to hub relationship to one another, said means connecting said piston with said spool member comprising a plurality of piston rods having one end connected to the hubs of adjacent spool members, the other end of said piston rod being connected by a ball-socket arrangement to said piston means.
Claim 32
Dependent Claim
17 words
The apparatus of claim 30 including hydraulic power means to effect reciprocal movement of said piston means.
Claim 33
Dependent Claim
30 words
The apparatus of claim 24 wherein said pivot member comprises a spring means, said spring means being compressed between said arms when said toggle joint is in said second position.
Claim 34
Dependent Claim
47 words
The apparatus of claim 32 wherein said spring means comprises a spool member having a cylindrical body with an axial bore therethrough, the ends of said arms pivotable on said spool member having arcuate recesses shaped to matingly engage the outer cylindrical surface of said spool member.
References Cited (Backward Citations)
GB457357A
Cited
GB556256A
Cited
GB556010A
Cited
DE821890C
Cited
US3129774A
Cited
US3314697A
Cited
US3236544A
Cited
US3271053A
Cited
FR1421921A
Cited
US3427051A
Cited
US3874706A
Cited
US4045054A
Cited
US3843167A
Cited
US3860271A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-04-01 | 1983-10-01 | 1984-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-04-01 | 1987-10-01 | 1988-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-04-01 | 1991-10-01 | 1992-04-01 | $7700.00 | Window Closed / Lapsed |