Patent US3307637A successfully refreshed from Google Patents.
US3307637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automated rock drill positioning support
Assignee: Atlas Copco AB
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Filing: 1964-06-23
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Granted: 1967-03-07
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Expires: 1984-06-23
Abstract
No abstract record available.
Inventors
- 👤 Jonsson Emil Ingemar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:30
CPC Classifications
E; E21; E21B; E21B7/00; E21B7/02; E21B7/025; B; B28; B28D; B28D1/00; B28D1/14; E21B15/00; E21B15/006; E21B7/022; Y; Y10; Y10T; Y10T408/00; Y10T408/16; Y10T408/17; Y10T408/172; Y10T408/175
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
196 words
AN AUTOMATED ROCK DRILL POSITIONING SUPPORT FOR POSITIONING A ROCK DRILL TO A PLURALITY OF PREDETERMINED SUCCESSIVE DRILLING LOCATIONS FOR DRILLING A ROW OF SPACED HOLES COMPRISING A FRAME, A FEED SHELL ON SAID FRAME, A ROCK DRILL SLIDABLY CARRIED ON SAID SHELL, SAID SHELL HAVING FEEDING MEANS THEREON FOR FEEDING AND RETRACTING SAID ROCK DRILL THEREALONG, GUIDING MEANS ON SAID FRAME, SAID SHELL BEING MOVABLY MOUNTED ON SAID GUIDING MEANS FOR SUCCESSIVE MOVEMENTS IN A DIRECTION TRANSVERSE TO SAID SHELL FROM LOCATION TO LOCATION CORRESPONDING TO SAID PLURALITY OF DRILLING LOCATIONS, A MOTOR IN OPERATIVE ENGAGEMENT WITH SAID SHELL AND MOUNTED ON SAID FRAME FOR MOVING SAID SHELL IN SAID DIRECTION, MEANS ON SAID SHELL RESPONSIVE TO SAID FEEDING MEANS IN ANY OF SAID DRILLING LOCATIONS RETRACTING SAID ROCK DRILL TO A CERTAIN POSITION ON SAID SHELL FOR OPENING THE SUPPLY OF POWER TO SAID MOTOR WHEREBY SAID SHELL IS MOVED BY SAID MOTOR FROM ONE LOCATION TOWARDS THE NEXT IN SAID PLURALITY OF SUCCESSIVE LOCATIONS, MEANS ON SAID SHELL FOR CUTTING OFF THE SUPPLY OF POWER TO SAID MOTOR, AND A SHIFTING MECHANISM HAVING COOPERATING PARTS CARRIED BY SAID SHELL AND SAID FRAME AND
Claim 2
Dependent Claim
196 words
AN AUTOMATED ROCK DRILL POSITIONING SUPPORT FOR POSITIONING A ROCK DRILL TO A PLURALITY OF PREDETERMINED SUCCESSIVE DRILLING LOCATIONS FOR DRILLING A ROW OF SPACED HOLES COMPRISING A FRAME, A FEED SHELL ON SAID FRAME, A ROCK DRILL SLIDABLY CARRIED ON SAID SHELL, SAID SHELL HAVING FEEDING MEANS THEREON FOR FEEDING AND RETRACTING SAID ROCK DRILL THEREALONG, GUIDING MEANS ON SAID FRAME, SAID SHELL BEING MOVABLY MOUNTED ON SAID GUIDING MEANS FOR SUCCESSIVE MOVEMENTS IN A DIRECTION TRANSVERSE TO SAID SHELL FROM LOCATION TO LOCATION CORRESPONDING TO SAID PLURALITY OF DRILLING LOCATIONS, A MOTOR IN OPERATIVE ENGAGEMENT WITH SAID SHELL AND MOUNTED ON SAID FRAME FOR MOVING SAID SHELL IN SAID DIRECTION, MEANS ON SAID SHELL RESPONSIVE TO SAID FEEDING MEANS IN ANY OF SAID DRILLING LOCATIONS RETRACTING SAID ROCK DRILL TO A CERTAIN POSITION ON SAID SHELL FOR OPENING THE SUPPLY OF POWER TO SAID MOTOR WHEREBY SAID SHELL IS MOVED BY SAID MOTOR FROM ONE LOCATION TOWARDS THE NEXT IN SAID PLURALITY OF SUCCESSIVE LOCATIONS, MEANS ON SAID SHELL FOR CUTTING OFF THE SUPPLY OF POWER TO SAID MOTOR, AND A SHIFTING MECHANISM HAVING COOPERATING PARTS CARRIED BY SAID SHELL AND SAID FRAME AND
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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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |