US3169588A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sampling apparatus
Assignee: United Kingdom Atomic Energy Authority
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Filing: 1960-11-07
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Granted: 1965-02-16
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Expires: 1980-11-07
Abstract
No abstract record available.
Inventors
- 👤 Cashen William Stephen
- 👤 Tinkler Almond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:52
CPC Classifications
G; G21; G21C; G21C17/00; G21C17/02; G21C17/021; G01; G01N; G01N1/00; G01N1/02; G01N1/04; G01N33/00; G01N33/0093; Y; Y02; Y02E; Y02E30/00; Y02E30/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
SAMPLING APPARATUS COMPRISING AN ELONGATED BODY OF GENERALLY SMOOTH CONTOUR, A HOLLOW TREPANNING HEAD WITH A CUTTING FACE HAVING CUTTING BLADES, AN OPENING FOR THE TREPANNING HEAD DEFINED BY THE ELONGATED BODY, MEANS FOR FEEDING A COOLANT FLUID INTO THE BODY, MEANS FOR CONVEYING SAID COOLANT FLUID TO THE TREPANNING HEAD, PASSAGES IN THE TREPANNING HEAD LEADING TO THE CUTTING FACE AND COMMUNICATING WITH SAID COVEYING MEANS, A PARTING-OFF CUTTER MOUNTED ON SAID CUTTING FACE TO LIE BEHIND SAID CUTTING BLADES DURING A TREPANNING CUT, MEANS FOR MOVING THE PARTING-OFF CUTTER FROM BEHIND THE CUTTING BLADES AT THE END OF THE TREPANNING CUT TO PROVIDE A PARTING-OFF CUT, A SCROLL CAM HAVING AN ENDLESS TRACK, A CAM FOLLOWER IN THE ENDLESS TRACK, AND MEANS CONNECTING THE CAM FOLLOWER WITH THE TREPANNING HEAD SO THAT AXIAL MOVEMENT OF THE TREPANNING HEAD IS GOVERNED BY MOVEMENT OF THE CAM FOLLOWER AS DICTATED BY THE ENDLESS TRACK ON ROTATION OF THE CAM, THE ENDLESS TRACK BEING SHAPED SO THAT WITH UNDIRECTIONAL ROTATION OF THE CAM THE TREPANNING HEAD EXECUTES A CYCLE OF AXIAL MOVEMENT OUT FROM AND BACK INTO THE BODY, AND MEANS FOR ROTATING SAID TREPANNING HEAD AND SAID SCROLL CAM.
Claim 2
Dependent Claim
199 words
SAMPLING APPARATUS COMPRISING AN ELONGATED BODY OF GENERALLY SMOOTH CONTOUR, A HOLLOW TREPANNING HEAD WITH A CUTTING FACE HAVING CUTTING BLADES, AN OPENING FOR THE TREPANNING HEAD DEFINED BY THE ELONGATED BODY, MEANS FOR FEEDING A COOLANT FLUID INTO THE BODY, MEANS FOR CONVEYING SAID COOLANT FLUID TO THE TREPANNING HEAD, PASSAGES IN THE TREPANNING HEAD LEADING TO THE CUTTING FACE AND COMMUNICATING WITH SAID COVEYING MEANS, A PARTING-OFF CUTTER MOUNTED ON SAID CUTTING FACE TO LIE BEHIND SAID CUTTING BLADES DURING A TREPANNING CUT, MEANS FOR MOVING THE PARTING-OFF CUTTER FROM BEHIND THE CUTTING BLADES AT THE END OF THE TREPANNING CUT TO PROVIDE A PARTING-OFF CUT, A SCROLL CAM HAVING AN ENDLESS TRACK, A CAM FOLLOWER IN THE ENDLESS TRACK, AND MEANS CONNECTING THE CAM FOLLOWER WITH THE TREPANNING HEAD SO THAT AXIAL MOVEMENT OF THE TREPANNING HEAD IS GOVERNED BY MOVEMENT OF THE CAM FOLLOWER AS DICTATED BY THE ENDLESS TRACK ON ROTATION OF THE CAM, THE ENDLESS TRACK BEING SHAPED SO THAT WITH UNDIRECTIONAL ROTATION OF THE CAM THE TREPANNING HEAD EXECUTES A CYCLE OF AXIAL MOVEMENT OUT FROM AND BACK INTO THE BODY, AND MEANS FOR ROTATING SAID TREPANNING HEAD AND SAID SCROLL CAM.
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) | 1968-02-16 | 1968-08-17 | 1969-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-16 | 1972-08-17 | 1973-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-16 | 1976-08-17 | 1977-02-16 | $7700.00 | Window Closed / Lapsed |