US3139663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concrete casting machine
Assignee: Individual
•
Filing: 1961-09-29
•
Granted: 1964-07-07
•
Expires: 1981-09-29
Abstract
No abstract record available.
Inventors
- 👤 Joseph I Boswell
- 👤 Burks Tilden
- 👤 Jr George F Dixon
- 👤 Goode S Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:23
CPC Classifications
B; B28; B28B; B28B5/00; B28B5/04; B28B15/00; B65; B65G; B65G49/00; B65G49/05; B65G49/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
IN A CYCLIC MACHINE FOR PRODUCING LARGE CONCRETE MATS HAVING A PLURALITY OF PALLETS ON WHICH THE MATS ARE FORMED AND CARRIED, EACH PALLET PASSING SUCCESSIVELY THROUGH STATIONS FOR PLACING REINFORCING FABRIC THEREON, THROUGH STATIONS FOR PLACING REINFORCING FABRIC THEREON, FOR OILING THE PALLET, FOR CASTING A MAT THEREON, FOR CURING THE MAT, FOR REMOVING THE MAT THEREFROM AND FOR CLEANING THE PALLET THE IMPROVEMENT COMPRISING: (A) A PAIR OF ENDLESS CHAINS DISPOSED IN PARALLEL RELATION TO EACH OTHER AND EXTENDING THROUGH SAID STATIONS; (B) MECHANISM FOR DRIVING SAID ENDLESS CHAINS SYNCHRONOUSLY WITH EACH OTHER; (C) A PLURALITY OF PALLET CARRYING CRADLES MOUNTED ON DOLLIES AND DISENGAGEABLY CONNECTED TO SAID ENDLESS CHAINS; (D) A PAIR OF CRADLE TRACKS, SAID DOLLIES RUNNING ON SAID TRACKS, SAID TRACKS GENERALLY PARALLEL TO SAID CHAINS BUT SPACED FARTHER THEREFROM ADJACENT SAID MAT CASTING STATION, WHEREBY SAID CRADLES AND DOLLIES DISENGAGE FROM SAID CHAINS ADJACENT SAID STATION; (E) RECIPROCATING TRANSFER ROD MEANS, AT THE CASTING STATION ADJACENT SAID CRADLE TRACKS AND PARALLEL THERE-
Claim 2
Dependent Claim
168 words
IN A CYCLIC MACHINE FOR PRODUCING LARGE CONCRETE MATS HAVING A PLURALITY OF PALLETS ON WHICH THE MATS ARE FORMED AND CARRIED, EACH PALLET PASSING SUCCESSIVELY THROUGH STATIONS FOR PLACING REINFORCING FABRIC THEREON, THROUGH STATIONS FOR PLACING REINFORCING FABRIC THEREON, FOR OILING THE PALLET, FOR CASTING A MAT THEREON, FOR CURING THE MAT, FOR REMOVING THE MAT THEREFROM AND FOR CLEANING THE PALLET THE IMPROVEMENT COMPRISING: (A) A PAIR OF ENDLESS CHAINS DISPOSED IN PARALLEL RELATION TO EACH OTHER AND EXTENDING THROUGH SAID STATIONS; (B) MECHANISM FOR DRIVING SAID ENDLESS CHAINS SYNCHRONOUSLY WITH EACH OTHER; (C) A PLURALITY OF PALLET CARRYING CRADLES MOUNTED ON DOLLIES AND DISENGAGEABLY CONNECTED TO SAID ENDLESS CHAINS; (D) A PAIR OF CRADLE TRACKS, SAID DOLLIES RUNNING ON SAID TRACKS, SAID TRACKS GENERALLY PARALLEL TO SAID CHAINS BUT SPACED FARTHER THEREFROM ADJACENT SAID MAT CASTING STATION, WHEREBY SAID CRADLES AND DOLLIES DISENGAGE FROM SAID CHAINS ADJACENT SAID STATION; (E) RECIPROCATING TRANSFER ROD MEANS, AT THE CASTING STATION ADJACENT SAID CRADLE TRACKS AND PARALLEL THERE-
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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) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |