US3549032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tie handlers
Assignee: Oak Industries Inc
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Filing: 1968-12-19
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Granted: 1970-12-22
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Expires: 1988-12-19
Abstract
No abstract record available.
Inventors
- 👤 Edward H Krause Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:48
CPC Classifications
B; B25; B25J; B25J5/00; B25J5/02; B66; B66C; B66C1/00; B66C1/10; B66C1/42; B66C1/58; E; E01; E01B; E01B29/00; E01B29/06
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
40 words
TO MOVE THE CHASSIS ALONG THE TRCK. TO APPLY BRAKES TO THE CHASSIS WHEELS WHEN NECESSARY. 3. TO ROTATE THE UPPER CARRIAGE AND BOO ABOUT A VERTICAL AXIS THROUGH OVER 360*. 4. TO ROTATE THE BOOM ABOUT A HORIZONTAL AXIS.
Claim 2
Dependent Claim
40 words
TO MOVE THE CHASSIS ALONG THE TRCK. TO APPLY BRAKES TO THE CHASSIS WHEELS WHEN NECESSARY. 3. TO ROTATE THE UPPER CARRIAGE AND BOO ABOUT A VERTICAL AXIS THROUGH OVER 360*. 4. TO ROTATE THE BOOM ABOUT A HORIZONTAL AXIS.
Claim 3
Dependent Claim
71 words
TO ADVANCE OR RETRACT THE INNER BOOM MEMBER. 6. TO ROTATE THE HEAD ABOUT AN UPRIGHT AXIS ABOUT AN ARC OF OVER 360*. 7. TO ROTATE THE HEAD ABOUT A HORIZONTAL AXIS IN RELATION TO THE BOOM; AND 8. TO ACTUATE THE CLAMPING JAWS OF THE HEAD. ALL THE HYDRAULIC MOTORS AND CYLINDERS ARE UNDER CONTROL OF AN OPERATOR IN A SEAT ON THE UPPER CARRIAGE, THROUGH ACTUATING LEVERS AND PEDALS.
Claim 4
Dependent Claim
71 words
TO ADVANCE OR RETRACT THE INNER BOOM MEMBER. 6. TO ROTATE THE HEAD ABOUT AN UPRIGHT AXIS ABOUT AN ARC OF OVER 360*. 7. TO ROTATE THE HEAD ABOUT A HORIZONTAL AXIS IN RELATION TO THE BOOM; AND 8. TO ACTUATE THE CLAMPING JAWS OF THE HEAD. ALL THE HYDRAULIC MOTORS AND CYLINDERS ARE UNDER CONTROL OF AN OPERATOR IN A SEAT ON THE UPPER CARRIAGE, THROUGH ACTUATING LEVERS AND PEDALS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |