US3232586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Single-wheeled concrete mixer and vehicle hitch therefor
Assignee: Individual
•
Filing: 1960-08-22
•
Granted: 1966-02-01
•
Expires: 1980-08-22
Abstract
No abstract record available.
Inventors
- 👤 William J Mcclive
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:30
CPC Classifications
B; B28; B28C; B28C5/00; B28C5/08; B28C5/18; B28C5/1893; B01; B01F; B01F35/00; B01F35/30; B01F35/32; B01F35/32005; B01F35/3206
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
IN COMBINATION, A TRANSPORTING DRUM HAVING A CENTRAL AXIS OF ROTATION AND AN EXTERNAL, COAXIAL TREAD INTERMEDIATE ITS ENDS TO SUPPORT THE DRUM FOR ROLLING MOVEMENT ALONG THE GROUND, A PAIR OF CROSS HITCH ARMS HAVING FRONT AND REAR ENDS, MEANS SLIDABLY CONNECTING SAID ARMS WHERE THEY CROSS, THE REAR ENDS OF SAID ARMS STRADDLING SAID DRUM IN ITS ENDWISE DIRECTION, BEARING MEMBERS ROTATABLY SUPPORTED ON THE ENDS OF THE DRUM, RESPECTIVELY, FOR TURNING ON THE CENTRAL AXIS OF THE DRUM, PIVOT BEARING MEANS CONNECTING THE REAR ENDS OF THE ARMS TO SAID BEARING MEMBERS FOR PIVOTING OF THE ARMS WITH RESPECT TO THE DRUM ON AXES NORMALLY TO SAID CENTRAL AXIS AND TO THE PLANE OF THE ARMS INCLUDING A FIRST BEARING PART RIGIDLY AND IMMOVABLY FIXED TO THE REAR END OF EACH ARM
Claim 2
Dependent Claim
135 words
IN COMBINATION, A TRANSPORTING DRUM HAVING A CENTRAL AXIS OF ROTATION AND AN EXTERNAL, COAXIAL TREAD INTERMEDIATE ITS ENDS TO SUPPORT THE DRUM FOR ROLLING MOVEMENT ALONG THE GROUND, A PAIR OF CROSS HITCH ARMS HAVING FRONT AND REAR ENDS, MEANS SLIDABLY CONNECTING SAID ARMS WHERE THEY CROSS, THE REAR ENDS OF SAID ARMS STRADDLING SAID DRUM IN ITS ENDWISE DIRECTION, BEARING MEMBERS ROTATABLY SUPPORTED ON THE ENDS OF THE DRUM, RESPECTIVELY, FOR TURNING ON THE CENTRAL AXIS OF THE DRUM, PIVOT BEARING MEANS CONNECTING THE REAR ENDS OF THE ARMS TO SAID BEARING MEMBERS FOR PIVOTING OF THE ARMS WITH RESPECT TO THE DRUM ON AXES NORMALLY TO SAID CENTRAL AXIS AND TO THE PLANE OF THE ARMS INCLUDING A FIRST BEARING PART RIGIDLY AND IMMOVABLY FIXED TO THE REAR END OF EACH ARM
References Cited (Backward Citations)
US624200A
Cited
US1027982A
Cited
US738884A
Cited
US1020393A
Cited
US1150896A
Cited
US1512611A
Cited
US1952922A
Cited
US2124947A
Cited
US2171846A
Cited
US2210007A
Cited
US2325822A
Cited
US2477568A
Cited
US2565939A
Cited
GB653996A
Cited
US2547787A
Cited
US2622891A
Cited
US2792238A
Cited
US2950906A
Cited
US2913256A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |