US3344558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sand blast nozzle
Assignee: Individual
•
Filing: 1965-07-23
•
Granted: 1967-10-03
•
Expires: 1985-07-23
Abstract
No abstract record available.
Inventors
- 👤 Wyatt S Kirkland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:02
CPC Classifications
B; B24; B24C; B24C5/00; B24C5/02; B24C5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
THE COMBINATION WITH A COMPRESSED AIR AND SANDBLAST CONDUCTING HOSE OF, AN ELONGATED NOZZLE FORMING MEMBER HAVING AN ENLARGED CYLINDRICAL AIR AND SAID ACCOMMODATING CHAMBER OPEN AT ONE END FOR CONNECTION WITH SAID AIR AND SAND CONDUCTING HOSE AND AN AXIALLY EXTENDING NOZZLE FORMING PORTION OF REDUCED DIAMETER AT THE OTHER END OF SAID CHAMBER, AND A SWIRL PRODUCING MEMBER DISPOSED WITHIN AND INTERMEDIATE THE ENDS OF SAID AIR AND SAND ACCOMMODATING CHAMBER HAVING PLURALITY OF TANGENTIALLY EXTENDING PASSAGEWAYS THROUGH WHICH THE AIR AND SAND WILL BE INTRODUCED INTO SAID CHAMBER, WHEREBY THE SAID DELIVERED BY SAID HOSE WILL BE ATOMIZED AND DISCHARGED THROUGH THE AXIALLY EXTENDING NOZZLE PORTION OF SAID MEMBER AS A BLAST OF SAND WITH A SWIRLING CYCLONIC MOTION.
Claim 2
Dependent Claim
122 words
THE COMBINATION WITH A COMPRESSED AIR AND SANDBLAST CONDUCTING HOSE OF, AN ELONGATED NOZZLE FORMING MEMBER HAVING AN ENLARGED CYLINDRICAL AIR AND SAID ACCOMMODATING CHAMBER OPEN AT ONE END FOR CONNECTION WITH SAID AIR AND SAND CONDUCTING HOSE AND AN AXIALLY EXTENDING NOZZLE FORMING PORTION OF REDUCED DIAMETER AT THE OTHER END OF SAID CHAMBER, AND A SWIRL PRODUCING MEMBER DISPOSED WITHIN AND INTERMEDIATE THE ENDS OF SAID AIR AND SAND ACCOMMODATING CHAMBER HAVING PLURALITY OF TANGENTIALLY EXTENDING PASSAGEWAYS THROUGH WHICH THE AIR AND SAND WILL BE INTRODUCED INTO SAID CHAMBER, WHEREBY THE SAID DELIVERED BY SAID HOSE WILL BE ATOMIZED AND DISCHARGED THROUGH THE AXIALLY EXTENDING NOZZLE PORTION OF SAID MEMBER AS A BLAST OF SAND WITH A SWIRLING CYCLONIC MOTION.
References Cited (Backward Citations)
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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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |