Patent US3229830A successfully refreshed from Google Patents.
US3229830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Platform lift truck
Assignee: Individual
•
Filing: 1964-06-04
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Granted: 1966-01-18
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Expires: 1984-06-04
Abstract
No abstract record available.
Inventors
- 👤 Charles M Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:37
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/061; B60; B60P; B60P1/00; B60P1/54; B60P1/5438
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
132 words
A PLATFORM TRUCK OF THE CHARACTER DESCRIBED COMPRISING IN COMBINATION A RECTANGULAR FRAME STRUCTURE, INCLUDING SIDE AND END FRAME MEMBERS, A TRANSVERSE FRAME PLATE AND STIFFENER SPACED FROM ONE END FRAME MEMBER AND EXTENDING BETWEEN THE SIDE FRAME MEMBERS, FORMING A COMPARTMENT AT THE FORWARD END OF THE TRUCK, A PLATFORM BED EXTENDING OVER AND SECURED TO THE UPPER EDGES OF SAID FRAME STRUCTURE, A DRIVING WHEEL AND DIFFERENTIAL AXLE ASSEMBLY INCLUDING A DRIVE SHAFT MOUNTED IN SAID COMPARTMENT, POWER MEANS INCLUDING A DRIVE SHAFT FOR DRIVING SAID ASSEMBLY MOUNTED IN SAID COMPARTMENT, THE POWER MEANS SHAFT AND THE DIFFERENTIAL DRIVE SHAFT PROJECTING THROUGH SAID FRAME PLATE AND STIFFENER, DRIVING MEANS OPERATIONALLY CONNECTING SAID SHAFTS TOGETHER, A PAIR OF STEERABLE WHEELS AT THE REAR OF THETRUCK, AND MEANS FOR STEERING SAID WHEELS.
Claim 2
Dependent Claim
132 words
A PLATFORM TRUCK OF THE CHARACTER DESCRIBED COMPRISING IN COMBINATION A RECTANGULAR FRAME STRUCTURE, INCLUDING SIDE AND END FRAME MEMBERS, A TRANSVERSE FRAME PLATE AND STIFFENER SPACED FROM ONE END FRAME MEMBER AND EXTENDING BETWEEN THE SIDE FRAME MEMBERS, FORMING A COMPARTMENT AT THE FORWARD END OF THE TRUCK, A PLATFORM BED EXTENDING OVER AND SECURED TO THE UPPER EDGES OF SAID FRAME STRUCTURE, A DRIVING WHEEL AND DIFFERENTIAL AXLE ASSEMBLY INCLUDING A DRIVE SHAFT MOUNTED IN SAID COMPARTMENT, POWER MEANS INCLUDING A DRIVE SHAFT FOR DRIVING SAID ASSEMBLY MOUNTED IN SAID COMPARTMENT, THE POWER MEANS SHAFT AND THE DIFFERENTIAL DRIVE SHAFT PROJECTING THROUGH SAID FRAME PLATE AND STIFFENER, DRIVING MEANS OPERATIONALLY CONNECTING SAID SHAFTS TOGETHER, A PAIR OF STEERABLE WHEELS AT THE REAR OF THETRUCK, AND MEANS FOR STEERING SAID WHEELS.
Claim 3
Dependent Claim
17 words
THE COMBINATION OF CLAIM 1 SAID TRUCK HAVING MEANS FOR THE ATTACHMENT THERETO OF A CRANE UNIT.
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |