Patent US3240477A successfully refreshed from Google Patents.
US3240477A
Expired / Lapsed
US
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Transit mixer weight distribution relief device
Assignee: Challenge Cook Bros Inc
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Filing: 1964-07-09
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Granted: 1966-03-15
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Expires: 1984-07-09
Abstract
No abstract record available.
Inventors
- 👤 George A Brennan
- 👤 Evan S Prichard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:55
CPC Classifications
B; B28; B28C; B28C5/00; B28C5/42; B28C5/4203; B28C5/4206; B28C5/422; B28C5/4224; B60; B60P; B60P3/00; B60P3/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A TRANSIT MIXER WEIGHT DISTRIBUTION RELIEF DEVICE WHICH COMPRISES: A ROTATABLE AGGREGATE MIXER DRUM; MEANS FOR MOUNTING SAID DRUM ON A VEHICLE; POWER MEANS MOUNTED ON THE VEHICLE AND ENGAGEABLE WITH THE DRUM FOR IMPARTING MOVEMENT TO THE DRUM; A CLUTCH INTERPOSED BETWEEN THE POWER MEANS AND THE DRUM; AND MEANS FOR AUTOMATICALLY DISENGAGING THE CLUTCH WHEN THE VEHICLE IS TILTED LATERALLY.
Claim 2
Dependent Claim
62 words
A TRANSIT MIXER WEIGHT DISTRIBUTION RELIEF DEVICE WHICH COMPRISES: A ROTATABLE AGGREGATE MIXER DRUM; MEANS FOR MOUNTING SAID DRUM ON A VEHICLE; POWER MEANS MOUNTED ON THE VEHICLE AND ENGAGEABLE WITH THE DRUM FOR IMPARTING MOVEMENT TO THE DRUM; A CLUTCH INTERPOSED BETWEEN THE POWER MEANS AND THE DRUM; AND MEANS FOR AUTOMATICALLY DISENGAGING THE CLUTCH WHEN THE VEHICLE IS TILTED LATERALLY.
References Cited (Backward Citations)
GB829292A
Cited
US3112100A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |