US3343313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for installing cemented anchors
Assignee: Harvey Aluminum Inc
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Filing: 1965-11-03
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Granted: 1967-09-26
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Expires: 1985-11-03
Abstract
No abstract record available.
Inventors
- 👤 Vernon W Luedloff
- 👤 Albert E Joneikis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:38
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/74; E02D5/80; E02D5/806; B; B63; B63B; B63B21/00; B63B21/24; B63B21/26; B63B21/28; E02D5/22; E02D5/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
219 words
INTEGRAL DRIVING STAKE AND SUBSURFACE GROUND ANCHOR STRUCTURE COMPRISING AN ELONGATED HOLLOW STAKE HAVING A METALLIC TUBULAR BODY WHICH IS IMPERFORATE BETWEEN LONGITUDINAL ENDS, GROUND PIERCING MEANS SECURED TO AND CLOSING ONE LONGITUDINAL END OF THE ELONGATED HOLLOW STAKE, PLUG MEANS FOR SUBSTANTIALLY CLOSING THE REMAINING LONGITUDINAL END OF THE ELONGATED HOLLOW STAKE AND FOR RETAINING DRIVING CAP MEANS, MEANS FOR SECURING THE PLUG MEANS TO THE REMAINING LONGITUDINAL END OF THE ELONGATED HOLLOW STAKE, LONGITUDINALLY EXTENDING STRIATIONS FORMED IN THE METALLIC TUBULAR BODY, THE LONGITUDINALLY EXTENDING STRIATIONS TERMINATING CONTIGUOUS TO THE GROUND PIERCING END OF THE ELONGATED HOLLOW STAKE, TE LONGITUDINALLY EXTENDING STRIATIONS COMPRISING INDENTIONS WHICH DIMINISH SIDEWALL STRENGTH OF A PORTION OF THE TUBULAR STEEL BODY AT THE GROUND PIERCING END OF THE ELONGATED HOLLOW STAKE, AND MEANS FOR POSITIONING EXPLOSIVE CHARGE MEANS WITHIN THE METALLIC TUBULAR BODY IN CLOSE PROXIMITY TO THE LONGITUDINALLY EXTENDING STRIATIONS AT THE GROUND PIERCING END OF THE ELONGATED HOLLOW STAKE SO AS TO OPEN THE GROUND PIERCING END OF THE HOLLOW STAKE UPON EXPLOSION FOR PASSAGE OF A SEMI-FLUID, SETTABLE MATERIAL THROUGH THE ELONGATED HOLLOW STAKE AND FOR EXPANDING SEGMENTS OF THE TUBULAR STEEL BODY, AT THE GROUND PIERCING END OF THE ELONGATED HOLLOW STAKE BETWEEN THE LONGITUDINALLY EXTENDING STRIATIONS, LATERALLY WITH RESPECT TO THE REMAINDER OF THE ELONGATED HOLLOW STAKE.
Claim 2
Dependent Claim
219 words
INTEGRAL DRIVING STAKE AND SUBSURFACE GROUND ANCHOR STRUCTURE COMPRISING AN ELONGATED HOLLOW STAKE HAVING A METALLIC TUBULAR BODY WHICH IS IMPERFORATE BETWEEN LONGITUDINAL ENDS, GROUND PIERCING MEANS SECURED TO AND CLOSING ONE LONGITUDINAL END OF THE ELONGATED HOLLOW STAKE, PLUG MEANS FOR SUBSTANTIALLY CLOSING THE REMAINING LONGITUDINAL END OF THE ELONGATED HOLLOW STAKE AND FOR RETAINING DRIVING CAP MEANS, MEANS FOR SECURING THE PLUG MEANS TO THE REMAINING LONGITUDINAL END OF THE ELONGATED HOLLOW STAKE, LONGITUDINALLY EXTENDING STRIATIONS FORMED IN THE METALLIC TUBULAR BODY, THE LONGITUDINALLY EXTENDING STRIATIONS TERMINATING CONTIGUOUS TO THE GROUND PIERCING END OF THE ELONGATED HOLLOW STAKE, TE LONGITUDINALLY EXTENDING STRIATIONS COMPRISING INDENTIONS WHICH DIMINISH SIDEWALL STRENGTH OF A PORTION OF THE TUBULAR STEEL BODY AT THE GROUND PIERCING END OF THE ELONGATED HOLLOW STAKE, AND MEANS FOR POSITIONING EXPLOSIVE CHARGE MEANS WITHIN THE METALLIC TUBULAR BODY IN CLOSE PROXIMITY TO THE LONGITUDINALLY EXTENDING STRIATIONS AT THE GROUND PIERCING END OF THE ELONGATED HOLLOW STAKE SO AS TO OPEN THE GROUND PIERCING END OF THE HOLLOW STAKE UPON EXPLOSION FOR PASSAGE OF A SEMI-FLUID, SETTABLE MATERIAL THROUGH THE ELONGATED HOLLOW STAKE AND FOR EXPANDING SEGMENTS OF THE TUBULAR STEEL BODY, AT THE GROUND PIERCING END OF THE ELONGATED HOLLOW STAKE BETWEEN THE LONGITUDINALLY EXTENDING STRIATIONS, LATERALLY WITH RESPECT TO THE REMAINDER OF THE ELONGATED HOLLOW STAKE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |