US3146838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rapid sampler
Assignee: Individual
•
Filing: 1962-10-25
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Granted: 1964-09-01
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Expires: 1982-10-25
Abstract
No abstract record available.
Inventors
- 👤 Willem B Tijmann
- 👤 Valley Mill
- 👤 Le Roy V Bovey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:04
CPC Classifications
E; E02; E02D; E02D1/00; E02D1/02; E02D1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
APPARATUS FOR OBTAINING A SAMPLE OF A SOLID MATERIAL COMPRISING A CORING TUBE HAVING A PENETRATING EDGE ADJACENT ONE END AND MEANS ADAPTED FOR RECEIVING AN EXPLOSIVE DOWNWARD PRESSING FORCE ADJACENT THE OPPOSITE END THEREOF, AN OUTER PROTECTIVE HOUSING AND GUIDE CONCENTRICALLY SURROUNDING SAID CORING TUBE ALONG ITS ENTIRE LENGTH AND OVER AT LEAST PART OF SAID OPPOSITE END, SAID HOUSING HAVING AN OPEN END TO PERMIT MOVEMENT OF SAID TUBE FROM WITHIN SAID HOUSING INTO THE SOLID MATERIAL, AND MEANS RIGIDLY JOINED TO AND EXTENDING OUTWARDLY FROM SAID GUIDE HOUSING FOR SUPPORTING THE HOUSING IN CORING ALIGNMENT WITH THE SOLID MATERIAL AND FOR RECEIVING FORCES TO COUNTERACT ANY RECOIL OF SAID CORING TUBE WHEN THE
Claim 2
Dependent Claim
116 words
APPARATUS FOR OBTAINING A SAMPLE OF A SOLID MATERIAL COMPRISING A CORING TUBE HAVING A PENETRATING EDGE ADJACENT ONE END AND MEANS ADAPTED FOR RECEIVING AN EXPLOSIVE DOWNWARD PRESSING FORCE ADJACENT THE OPPOSITE END THEREOF, AN OUTER PROTECTIVE HOUSING AND GUIDE CONCENTRICALLY SURROUNDING SAID CORING TUBE ALONG ITS ENTIRE LENGTH AND OVER AT LEAST PART OF SAID OPPOSITE END, SAID HOUSING HAVING AN OPEN END TO PERMIT MOVEMENT OF SAID TUBE FROM WITHIN SAID HOUSING INTO THE SOLID MATERIAL, AND MEANS RIGIDLY JOINED TO AND EXTENDING OUTWARDLY FROM SAID GUIDE HOUSING FOR SUPPORTING THE HOUSING IN CORING ALIGNMENT WITH THE SOLID MATERIAL AND FOR RECEIVING FORCES TO COUNTERACT ANY RECOIL OF SAID CORING TUBE WHEN THE
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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |