US3840264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swivel joint
Assignee: Individual
•
Filing: 1973-03-20
•
Granted: 1974-10-08
•
Expires: 1993-03-20
Abstract
Abstract A swivel joint forming a connection between two conduit sections disposed at a right angle to one another for providing a balanced arrangement between the two rotatively connected sections of the joint to provide a leak-proof connection having maximum stability assuring free rotation between the joint sections with a minimum amount of friction or binding.
Inventors
- 👤 D Bennett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:14
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/08; F16L27/0804; F16L27/0808; F16L27/0824; F16L27/0828
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
290 words
A swivel joint comprising an elongated body member constituting one swivel section having an enlarged portion and a restricted end, said body member having a first bore provided with an outer end opening through said restricted end and an inner end disposed adjacent the other end of the body member, said body member having a second angular bore disposed in said enlarged portion including a short leg disposed crosswise of the body member and connecting with said inner end of the first bore and a long leg connected to said short leg and disposed parallel to said first bore, said body member having a laterally projecting extension formed in said enlarged portion and remote from said short leg of the second bore, said extension defining a third bore having an outwardly opening outer end and an inner end communicating with said long leg of the second bore remote from said short leg; an open ended tube constituting said other swivel section, anti-friction bearings rotatably mounting said tube in said first bore, means mounted on the exterior of the tube and between which the bearings are confined, spacer means disposed in said first bore around said tube and extending between the bearings, said body member defining a restriction at said inner end of said first bore forming an abutment For the inner end of the tube, and means detachably secured in the outer end of the first bore for sealing the bore around said tube and cooperating with said first mentioned means, the spacer means, said bearings and the restriction to retain the tube against longitudinal movement in said first bore and with said bearings disposed on opposite sides of and substantially equally spaced from the axis of said third bore.
Claim 2
Dependent Claim
290 words
A swivel joint comprising an elongated body member constituting one swivel section having an enlarged portion and a restricted end, said body member having a first bore provided with an outer end opening through said restricted end and an inner end disposed adjacent the other end of the body member, said body member having a second angular bore disposed in said enlarged portion including a short leg disposed crosswise of the body member and connecting with said inner end of the first bore and a long leg connected to said short leg and disposed parallel to said first bore, said body member having a laterally projecting extension formed in said enlarged portion and remote from said short leg of the second bore, said extension defining a third bore having an outwardly opening outer end and an inner end communicating with said long leg of the second bore remote from said short leg; an open ended tube constituting said other swivel section, anti-friction bearings rotatably mounting said tube in said first bore, means mounted on the exterior of the tube and between which the bearings are confined, spacer means disposed in said first bore around said tube and extending between the bearings, said body member defining a restriction at said inner end of said first bore forming an abutment For the inner end of the tube, and means detachably secured in the outer end of the first bore for sealing the bore around said tube and cooperating with said first mentioned means, the spacer means, said bearings and the restriction to retain the tube against longitudinal movement in said first bore and with said bearings disposed on opposite sides of and substantially equally spaced from the axis of said third bore.
Claim 3
Dependent Claim
27 words
A swivel joint as in claim 1, said first mentioned means comprising an integral enlargement, an outwardly opening groove and a ring detachably mounted in said groove.
Claim 4
Dependent Claim
33 words
A swivel joint as in claim 1, said spacer means comprising an inner sleeve having a close fitting engagement around the tube and an outer sleeve lining a portion of the first bore.
Claim 5
Dependent Claim
28 words
A swivel joint as in claim 1, said last mentioned means comprising a nut threadedly engaging in the first bore and having an sealing member engaging said tube.
Claim 6
Dependent Claim
23 words
A swivel joint as in claim 1, and means providing a seal between said first bore and said inner end of the tube.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-10-07 | 1978-04-08 | 1978-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-07 | 1982-04-08 | 1982-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-07 | 1986-04-08 | 1986-10-08 | $7700.00 | Window Closed / Lapsed |