US3127996A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Climbing cranes
Assignee: Individual
•
Filing: 1960-10-10
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Granted: 1964-04-07
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Expires: 1980-10-10
Abstract
No abstract record available.
Inventors
- 👤 Schwing Friedrich Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:22
CPC Classifications
B; B66; B66C; B66C23/00; B66C23/18; B66C23/26; B66C23/28; B66C23/32; B66C23/06; B66C23/08; B66C23/10; B66C2700/00; B66C2700/03; B66C2700/0307
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
IN COMBINATION A CLIMBING CRANE ASSEMBLY, VERTICALLY SPACED LOAD SUPPORTING PLATFORMS, SAID CRANE ASSEMBLY ADAPTED FOR VERTICAL MOVEMENT THROUGH OPENINGS IN THE VERTICALLY SPACED LOAD SUPPORTING PLATFORMS; SUPPORT MEANS PROVIDED ON SAID SUPPORTING PLATFORMS AND ADJACENT THE OPENINGS THEREIN; AND A BLOCK AND PULLEY SYSTEM, INCLUDING CABLE MEANS, INTERCONNECTING SAID CLIMBING CRANE ASSEMBLY AND SAID SUPPORT MEANS FOR EFFECTING VERTICAL MOVEMENT OF SAID CLIMBING CRANE ASSEMBLY THROUGH THE APERTURES IN SAID LOAD SUPPORTING PLATFORMS; SAID SUPPORT MEANS INCLUDING A BASE MEMBER, A PAIR OF SPACED APART VERTICALLY EXTENDING ARMS, AND MEANS AT THE EXTREMITIES OF SAID ARMS FOR DETACHABLY SECURING SAID CABLE MEANS.
Claim 2
Dependent Claim
103 words
IN COMBINATION A CLIMBING CRANE ASSEMBLY, VERTICALLY SPACED LOAD SUPPORTING PLATFORMS, SAID CRANE ASSEMBLY ADAPTED FOR VERTICAL MOVEMENT THROUGH OPENINGS IN THE VERTICALLY SPACED LOAD SUPPORTING PLATFORMS; SUPPORT MEANS PROVIDED ON SAID SUPPORTING PLATFORMS AND ADJACENT THE OPENINGS THEREIN; AND A BLOCK AND PULLEY SYSTEM, INCLUDING CABLE MEANS, INTERCONNECTING SAID CLIMBING CRANE ASSEMBLY AND SAID SUPPORT MEANS FOR EFFECTING VERTICAL MOVEMENT OF SAID CLIMBING CRANE ASSEMBLY THROUGH THE APERTURES IN SAID LOAD SUPPORTING PLATFORMS; SAID SUPPORT MEANS INCLUDING A BASE MEMBER, A PAIR OF SPACED APART VERTICALLY EXTENDING ARMS, AND MEANS AT THE EXTREMITIES OF SAID ARMS FOR DETACHABLY SECURING SAID CABLE MEANS.
References Cited (Backward Citations)
FR473789A
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FR1007775A
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FR1062850A
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FR1052372A
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FR1076799A
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FR1110707A
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FR1113697A
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GB830176A
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GB814504A
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DE1064223B
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FR1203098A
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US3053398A
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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) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |