US3129889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for depositing powdered metals
Assignee: Powder Melting Corp
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Filing: 1960-09-15
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Granted: 1964-04-21
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Expires: 1980-09-15
Abstract
No abstract record available.
Inventors
- 👤 Arthur T Cape
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:45
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/14; B05B7/1404; B05B12/00; B05B7/1463
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
APPARATUS OF THE CHARACTER DESCRIBED, COMPRISING A POWDER GUN HAVING A HANDLE PORTION AND A NOZZLE DISPOSED AT A SUBSTANTIAL DISTANCE FROM SAID HANDLE PORTION, SAID GUN HAVING A PASSAGEWAY FROM SAID HANDLE PORTION TO SAID NOZZLE FOR PASSAGE OF A COMBUSTIBLE GAS UNDER PRESSURE, MEANS FOR SUPPLYING A COMBUSTIBLE GAS UNDER PRESSURE THROUGH SAID PASSAGEWAY AND OT SAID NOZZLE, A HOPPER FOR METAL POWDER DISPOSED ABOVE SAID GUN, MEANS FOR FLOWING SAID POWDER GRAVITATIONALLY FROM SAID HOPPER TO SAID PASSAGEWAY, SAID MEANS INCLUDING A TUBE DISPOSED ABOVE THE GUN AND HAVING AN ORIFICE IN ITS WALL WHICH IS OPEN TO THE ATMOSPHERE, SAID TUBE COMMUNICATING THROUGH THE WALL OF SAID PASSAGEWAY WITH SAID PASSAGEWAY AT A POINT IN SAID PASSAGEWAY WHICH IS ADJACENT SAID HANDLE PORTION AND REMOTE FROM SAID NOZZLE, WHEREBY SAID POWER ENTERS SAID PASSAGEWAY AT SAID POINT, AND MEANS DISPOSED ABOVE SAID ORIFICE FOR SHUTTING OFF THEFLOW OF SAID POWDER,
Claim 2
Dependent Claim
154 words
APPARATUS OF THE CHARACTER DESCRIBED, COMPRISING A POWDER GUN HAVING A HANDLE PORTION AND A NOZZLE DISPOSED AT A SUBSTANTIAL DISTANCE FROM SAID HANDLE PORTION, SAID GUN HAVING A PASSAGEWAY FROM SAID HANDLE PORTION TO SAID NOZZLE FOR PASSAGE OF A COMBUSTIBLE GAS UNDER PRESSURE, MEANS FOR SUPPLYING A COMBUSTIBLE GAS UNDER PRESSURE THROUGH SAID PASSAGEWAY AND OT SAID NOZZLE, A HOPPER FOR METAL POWDER DISPOSED ABOVE SAID GUN, MEANS FOR FLOWING SAID POWDER GRAVITATIONALLY FROM SAID HOPPER TO SAID PASSAGEWAY, SAID MEANS INCLUDING A TUBE DISPOSED ABOVE THE GUN AND HAVING AN ORIFICE IN ITS WALL WHICH IS OPEN TO THE ATMOSPHERE, SAID TUBE COMMUNICATING THROUGH THE WALL OF SAID PASSAGEWAY WITH SAID PASSAGEWAY AT A POINT IN SAID PASSAGEWAY WHICH IS ADJACENT SAID HANDLE PORTION AND REMOTE FROM SAID NOZZLE, WHEREBY SAID POWER ENTERS SAID PASSAGEWAY AT SAID POINT, AND MEANS DISPOSED ABOVE SAID ORIFICE FOR SHUTTING OFF THEFLOW OF SAID POWDER,
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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) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |