US3343876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle box unloader
Assignee: Tek-O-Motive Inc
•
Filing: 1965-08-27
•
Granted: 1967-09-26
•
Expires: 1985-08-27
Abstract
No abstract record available.
Inventors
- 👤 Lee J Rapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:42
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/04; B60P1/28; B60P1/283; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18544; Y10T74/18552
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A VIBRATING DEVICE FOR A TRUCK BOX HAVING AN UNLOADING OPENING THEREIN, SAID DEVICE INCLUDING A CLOSED HOUSING HAVING AN INTEGRALLY FORMED BASE ADAPTED TO BE SECURED TO SAID BOX, SAID HOUSING HAVING A CAVITY POSITIONED THEREIN, VIBRATING MEANS MOUNTED WITHIN SAID CAVITY IN SAID HOUSING AND INCLUDING AN UNBALANCED WEIGHT SECURED TO A SHAFT ROTATABLY SUPPORTED IN SAID HOUSING, SAID SHAFT HAVING ONE END EXTENDING THROUGH SAID HOUSING AND A DRIVE MOTOR MOUNTED ON SAID HOUSING HAVING A ROTARY OUTPUT SHAFT DRIVINGLY ENGAGING SAID FIRST-MENTIONED END OF SAID SHAFT, SAID DRIVING ENGAGEMENT BETWEEN SAID SHAFTS BEING EFFECTED BY A TONGUE AND GROOVE ARRANGEMENT ADAPTED TO PERMIT LIMITED LATERAL RELATIVE MOVEMENT BETWEEN SAID SHAFTS.
Claim 2
Dependent Claim
114 words
A VIBRATING DEVICE FOR A TRUCK BOX HAVING AN UNLOADING OPENING THEREIN, SAID DEVICE INCLUDING A CLOSED HOUSING HAVING AN INTEGRALLY FORMED BASE ADAPTED TO BE SECURED TO SAID BOX, SAID HOUSING HAVING A CAVITY POSITIONED THEREIN, VIBRATING MEANS MOUNTED WITHIN SAID CAVITY IN SAID HOUSING AND INCLUDING AN UNBALANCED WEIGHT SECURED TO A SHAFT ROTATABLY SUPPORTED IN SAID HOUSING, SAID SHAFT HAVING ONE END EXTENDING THROUGH SAID HOUSING AND A DRIVE MOTOR MOUNTED ON SAID HOUSING HAVING A ROTARY OUTPUT SHAFT DRIVINGLY ENGAGING SAID FIRST-MENTIONED END OF SAID SHAFT, SAID DRIVING ENGAGEMENT BETWEEN SAID SHAFTS BEING EFFECTED BY A TONGUE AND GROOVE ARRANGEMENT ADAPTED TO PERMIT LIMITED LATERAL RELATIVE MOVEMENT BETWEEN SAID SHAFTS.
References Cited (Backward Citations)
US1684095A
Cited
US2060130A
Cited
US2222422A
Cited
US2278839A
Cited
US2523212A
Cited
US2664002A
Cited
GB928660A
Cited
US3272024A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |