US3302412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interlocking sheet piles and method of installation
Assignee: Individual
•
Filing: 1964-06-29
•
Granted: 1967-02-07
•
Expires: 1984-06-29
Abstract
No abstract record available.
Inventors
- 👤 William A Hunsucker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:15
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/02; E02D5/03; E02D5/04; E02D5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
IN A SHEET PILE MEMBER HAVING PARALLEL SIDE EDGES EACH PROVIDED WITH LONGITUDINAL INTERLOCK ELEMENTS, THE INTERLOCK ELEMENTS ON EACH SIDE EDGE INCLUDING A LONGITUDINAL THUMB ELEMENT AND A LONGITUDINAL FINGER ELEMENT DEFINING A CONTINUOUS CAVITY WITH A NARROW LATERAL ENTRANCE SLOT OF LESSER WIDTH THAN THE WIDTH OF THE CAVITY, THE THUMB ELEMENT HAVING A RELATIVELY THIN PORTION OF LESSER WIDTH THAN THAT OF THE ENTRANCE SLOT AND TERMINATING IN A THICK PORTION WHICH IS SMALLER IN CROSS-SECTION THAN THE CROSSSECTION OF SAID CAVITY, THE IMPROVEMENT COMPRISING: A SHOE FIXED ON ONE END OF THE THUMB ELEMENT AND PROJECTING THEREFROM AND HAVING AN OUTER SURFACE SHAPED LIKE THE INNER SURFACE OF SAID CAVITY, WHEREBY UPON PLACING THE LOWER END OF SAID SHEET PILE MEMBER ADJACENT EDGE-TO-EDGE WITH THE UPPER END OF ANOTHER DUPLICATE SHEET PILE MEMBER PREVIOUSLY DRIVEN LONGITUDINALLY INTO THE EARTH, WITH THE THUMB ELEMENTS EACH ENTERING THE CAVITY ON THE OTHER
Claim 2
Dependent Claim
154 words
IN A SHEET PILE MEMBER HAVING PARALLEL SIDE EDGES EACH PROVIDED WITH LONGITUDINAL INTERLOCK ELEMENTS, THE INTERLOCK ELEMENTS ON EACH SIDE EDGE INCLUDING A LONGITUDINAL THUMB ELEMENT AND A LONGITUDINAL FINGER ELEMENT DEFINING A CONTINUOUS CAVITY WITH A NARROW LATERAL ENTRANCE SLOT OF LESSER WIDTH THAN THE WIDTH OF THE CAVITY, THE THUMB ELEMENT HAVING A RELATIVELY THIN PORTION OF LESSER WIDTH THAN THAT OF THE ENTRANCE SLOT AND TERMINATING IN A THICK PORTION WHICH IS SMALLER IN CROSS-SECTION THAN THE CROSSSECTION OF SAID CAVITY, THE IMPROVEMENT COMPRISING: A SHOE FIXED ON ONE END OF THE THUMB ELEMENT AND PROJECTING THEREFROM AND HAVING AN OUTER SURFACE SHAPED LIKE THE INNER SURFACE OF SAID CAVITY, WHEREBY UPON PLACING THE LOWER END OF SAID SHEET PILE MEMBER ADJACENT EDGE-TO-EDGE WITH THE UPPER END OF ANOTHER DUPLICATE SHEET PILE MEMBER PREVIOUSLY DRIVEN LONGITUDINALLY INTO THE EARTH, WITH THE THUMB ELEMENTS EACH ENTERING THE CAVITY ON THE OTHER
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) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |