Patent US3115680A successfully refreshed from Google Patents.
US3115680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotational casting apparatus
Assignee: McNeil Machine and Engineering Co
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Filing: 1962-08-23
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Granted: 1963-12-31
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Expires: 1982-08-23
Abstract
No abstract record available.
Inventors
- 👤 Leslie E Soderquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:12
CPC Classifications
B; B29; B29C; B29C41/00; B29C41/02; B29C41/04; B29C41/06; B29C33/00; B29C33/34; B29C33/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
IN ROTATIONAL CASTING APPARATUS HAVING A BASE, A TURRET ROTATABLY MOUNTED ABOVE SAID BASE AND A PLURALITY OF MOLD CARRYING ARMS EXTENDING RADIALLY OF SAID TURRET, EACH SAID ARM INCLUDING AN OUTER TUBULAR SHAFT COAXIALLY ROTATABLE AROUND AN INNER SHAFT, AXIALLY ALIGNED ROTATABLE DRUM MEANS ON EACH OF SAID SHAFTS, A PLURALITY OF RESILIENT DRIVE WHEELS MOUNTED RADIALLY OF SAID BASE, ONE OF SAID DRIVE WHEELS BEING LOCATED TO FRICTIONALLY ENGAGE ONE OF SAID DRUM MEANS AND SAID TURRET, POWER MEANS TO SELECTIVELY ROTATE SAID DRIVE WHEELS, AND MEANS TO SELECTIVELY MAINTAIN SAID DRIVE WHEELS WHEN ROTATING IN FRICTIONAL ENGAGEMENT WITH SAID DRUM MEANS AND WITH SAID TURRET.
Claim 2
Dependent Claim
108 words
IN ROTATIONAL CASTING APPARATUS HAVING A BASE, A TURRET ROTATABLY MOUNTED ABOVE SAID BASE AND A PLURALITY OF MOLD CARRYING ARMS EXTENDING RADIALLY OF SAID TURRET, EACH SAID ARM INCLUDING AN OUTER TUBULAR SHAFT COAXIALLY ROTATABLE AROUND AN INNER SHAFT, AXIALLY ALIGNED ROTATABLE DRUM MEANS ON EACH OF SAID SHAFTS, A PLURALITY OF RESILIENT DRIVE WHEELS MOUNTED RADIALLY OF SAID BASE, ONE OF SAID DRIVE WHEELS BEING LOCATED TO FRICTIONALLY ENGAGE ONE OF SAID DRUM MEANS AND SAID TURRET, POWER MEANS TO SELECTIVELY ROTATE SAID DRIVE WHEELS, AND MEANS TO SELECTIVELY MAINTAIN SAID DRIVE WHEELS WHEN ROTATING IN FRICTIONAL ENGAGEMENT WITH SAID DRUM MEANS AND WITH SAID TURRET.
References Cited (Backward Citations)
US1341670A
Cited
US1998897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |