US3157437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous mining machine of the oscillating head type
Assignee: Goodman Manufacturing Co LP
•
Filing: 1962-09-19
•
Granted: 1964-11-17
•
Expires: 1982-09-19
Abstract
No abstract record available.
Inventors
- 👤 Gonski Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:04
CPC Classifications
E; E21; E21C; E21C27/00; E21C27/20; E21C27/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN A CONTINUOUS MINING MACHINE, A FRAME, A ROTARY MINING HEAD SPACED IN ADVANCE OF SAID FRAME, MOUNTING MEANS FOR SAID MINING HEAD MOUNTING SAID MINING HEAD FOR ROTATION ABOUT AN AXIS EXTENDING TRANSVERSELY OF SAID FRAME, SUPPORT MEANS FOR SAID MOUNTING MEANS MOUNTING SAID MOUNTING MEANS FOR ROTATION ABOUT AN AXIS EXTENDING LONGITUDINALLY OF SAID FRAME AND FOR SIDEWISE OSCILLATION, MEANS FOR ROTATABLY DRIVING SAID MINING HEAD AND SIMULTANEOUSLY ROTATING SAID MOUNTING MEANS ABOUT SAID LONGITUDINALS AXIS, AND OTHER MEANS FOR OSCILLATABLY MOVING SAID SUPPORT MEANS TO EFFECT SIDEWISE OSCILLATABLE MOVEMENT OF SAID MINING HEAD DURING ROTATION THEREOF ABOUT SAID LONGITUDINAL AND TRANSVERSE AXES.
Claim 2
Dependent Claim
105 words
IN A CONTINUOUS MINING MACHINE, A FRAME, A ROTARY MINING HEAD SPACED IN ADVANCE OF SAID FRAME, MOUNTING MEANS FOR SAID MINING HEAD MOUNTING SAID MINING HEAD FOR ROTATION ABOUT AN AXIS EXTENDING TRANSVERSELY OF SAID FRAME, SUPPORT MEANS FOR SAID MOUNTING MEANS MOUNTING SAID MOUNTING MEANS FOR ROTATION ABOUT AN AXIS EXTENDING LONGITUDINALLY OF SAID FRAME AND FOR SIDEWISE OSCILLATION, MEANS FOR ROTATABLY DRIVING SAID MINING HEAD AND SIMULTANEOUSLY ROTATING SAID MOUNTING MEANS ABOUT SAID LONGITUDINALS AXIS, AND OTHER MEANS FOR OSCILLATABLY MOVING SAID SUPPORT MEANS TO EFFECT SIDEWISE OSCILLATABLE MOVEMENT OF SAID MINING HEAD DURING ROTATION THEREOF ABOUT SAID LONGITUDINAL AND TRANSVERSE AXES.
References Cited (Backward Citations)
US2695164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |