US3218045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mobile concrete mixer assembly
Assignee: Individual
•
Filing: 1964-07-06
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Granted: 1965-11-16
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Expires: 1984-07-06
Abstract
No abstract record available.
Inventors
- 👤 Cox Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:22
CPC Classifications
B; B28; B28C; B28C7/00; B28C7/04; B28C7/06; B28C7/08; B28C7/0835; B28C5/00; B28C5/08; B28C5/18; B28C5/20; B28C5/2045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A MOBILE CONCRETE-TYPE MIXED COMPRISING: A SUPPORT FRAME; A HOLLOW MIXING DRUM SUPPORTED ON SAID FRAME FOR ROTATION ABOUT A SUBSTANTIALLY HORIZONTAL AXIS AND HAVING AN OPENING IN A REAR END FOR RECEIVING THE MATERIAL TO BE MIXED; A BUCKET FOR DEPOSITING THE MATERIAL INTO SAID DRUM AND INCLUDING A FORWARD LIP FACING SAID DRUM FOR DIRECTING SAID MATERIAL THROUGH SAID OPENING; AND A LINKAGE ASSEMBLY BETWEEN SAID FRAME AND SAID BUCKET FOR VERTICALLY SUPPORTING SAID BUCKET IN AN OPEN ROAD POSITION FACING SAID DRUM WITH SAID FORWARD LIPS OUTSIDE AND BELOW A LOWER EDGE OF SAID OPENING, FOR RAISING SAID BUCKET TO A VERTICAL DUMP POSITION WITH SAID FORWARD LIP IMMEDIATELY ADJACENT SAID LOWER EDGE OF SAID OPENIG TO DIRECT SAID MATERIAL INTO SAID DRUM, AND FOR LOWERING AND RAISING SAID BUCKET BETWEEN A GENERALLY HORIZONTAL LOAD POSITION WITH SAID BUCKET FACING UPWARD AND SAID DUMP POSITION.
Claim 2
Dependent Claim
148 words
A MOBILE CONCRETE-TYPE MIXED COMPRISING: A SUPPORT FRAME; A HOLLOW MIXING DRUM SUPPORTED ON SAID FRAME FOR ROTATION ABOUT A SUBSTANTIALLY HORIZONTAL AXIS AND HAVING AN OPENING IN A REAR END FOR RECEIVING THE MATERIAL TO BE MIXED; A BUCKET FOR DEPOSITING THE MATERIAL INTO SAID DRUM AND INCLUDING A FORWARD LIP FACING SAID DRUM FOR DIRECTING SAID MATERIAL THROUGH SAID OPENING; AND A LINKAGE ASSEMBLY BETWEEN SAID FRAME AND SAID BUCKET FOR VERTICALLY SUPPORTING SAID BUCKET IN AN OPEN ROAD POSITION FACING SAID DRUM WITH SAID FORWARD LIPS OUTSIDE AND BELOW A LOWER EDGE OF SAID OPENING, FOR RAISING SAID BUCKET TO A VERTICAL DUMP POSITION WITH SAID FORWARD LIP IMMEDIATELY ADJACENT SAID LOWER EDGE OF SAID OPENIG TO DIRECT SAID MATERIAL INTO SAID DRUM, AND FOR LOWERING AND RAISING SAID BUCKET BETWEEN A GENERALLY HORIZONTAL LOAD POSITION WITH SAID BUCKET FACING UPWARD AND SAID DUMP POSITION.
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) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |