Patent US4308539A successfully refreshed from Google Patents.
US3084869A
Expired / Lapsed
US
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Adjustable sprinkler pipe assemblies
Assignee: Individual
•
Filing: 1960-08-18
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Granted: 1963-04-09
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Expires: 1980-08-18
Abstract
No abstract record available.
Inventors
- 👤 Fred A Hutty
- 👤 William J Trickey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:53
CPC Classifications
B; B05; B05B; B05B15/00; B05B15/70; B05B15/72; B05B15/74
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
THE COMBINATION COMPRISING AN ADJUSTABLE SPRINKLER HEAD RISER ASSEMBLY INCLUDING TWO TELESCOPING ELONGATED SECTIONS SLIDABLE AXIALLY ON ONE ANOTHER AND ROTATABLE RELATIVE TO ONE ANOTHER; A COMPRESSIBLE SEALING ELEMENT CARRIED BY ONE OF SAID SECTIONS AND HAVING A SURFACE ENGAGEABLE WITH THE OTHER SECTION TO SEAL THE JOINT BETWEEN SECTIONS; MEANS KEYING THE SEALING ELEMENT AGAINST ROTATION RELATIVE TO THE OTHER SECTION; AND MEANS FOR EFFECTING RADIAL EXPANSION AND CONTRACTION OF THE SEALING ELEMENT, INCLUDING THREAD MEANS CARRIED ON A PORTION OF THE FIRST SECTION, NUT MEANS MESHED WITH THE THREAD MEANS, AND MEANS SLIDABLY KEYING THE NUT MEANS AGAINST ROTATION RELATIVE TO THE OTHER SECTION.
Claim 2
Dependent Claim
106 words
THE COMBINATION COMPRISING AN ADJUSTABLE SPRINKLER HEAD RISER ASSEMBLY INCLUDING TWO TELESCOPING ELONGATED SECTIONS SLIDABLE AXIALLY ON ONE ANOTHER AND ROTATABLE RELATIVE TO ONE ANOTHER; A COMPRESSIBLE SEALING ELEMENT CARRIED BY ONE OF SAID SECTIONS AND HAVING A SURFACE ENGAGEABLE WITH THE OTHER SECTION TO SEAL THE JOINT BETWEEN SECTIONS; MEANS KEYING THE SEALING ELEMENT AGAINST ROTATION RELATIVE TO THE OTHER SECTION; AND MEANS FOR EFFECTING RADIAL EXPANSION AND CONTRACTION OF THE SEALING ELEMENT, INCLUDING THREAD MEANS CARRIED ON A PORTION OF THE FIRST SECTION, NUT MEANS MESHED WITH THE THREAD MEANS, AND MEANS SLIDABLY KEYING THE NUT MEANS AGAINST ROTATION RELATIVE TO THE OTHER SECTION.
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) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |