US3244327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispenser for granular material
Assignee: Individual
•
Filing: 1965-02-18
•
Granted: 1966-04-05
•
Expires: 1985-02-18
Abstract
No abstract record available.
Inventors
- 👤 Thomas B Dunning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:33
CPC Classifications
A; A47; A47G; A47G19/00; A47G19/30; A47G19/32; A47G19/34; G; G01; G01F; G01F13/00; G01F13/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
A DISPENSING APPARATUS COMPRISING A CONTAINER HAVING A SUBSTANTIALLY CYLINDRICAL INNER SURFACE, A DISPENSING ARM ROTATABLE THROUGH SAID CONTAINER ABOUT A HORIZONTAL AXIS MOUNTED IN SAID CONTAINER, A DIPPER INCLUDING A BOTTOM WALL HAVING FRONT AND REAR ENDS, SAID DIPPER BEING PIVOTALLY AFFIXED TO THE EXTREMITY OF THE DISPENSING ARM ON AN AXIS SUBSTANTIALLY PARALLEL TO THE FIRST-NAMED AXIS AND IN FRONT OF THE CENTER OF GRAVITY OF THE SCOOP, SAID DIPPER ROTATING IN THE UPPER HALF OF THE CONTAINER WITH THE FORWARD END FORWARDMOST AND THE FORWARD END OF SAID BOTTOM WALL RESTING BY GRAVITY ON THE CYLINDRICAL SURFACE AND THE FORWARD EDGE OF SAID BOTTOM WALL SMOOTHLY SCRAPING ALONG THE CYLINDRICAL SURFACE DUE TO THE CONFIGURATION OF THE DIPPER, SAID CYLINDRICAL SURFACE INCLUDING A PORTION EXTENDING IN A DIRECTION OPPOSITE TO THE DIRECTION OF ROTATION OF SAID ARM AND FROM AN UPPER PORTION THEREOF INCREASING IN RADIUS OF CURVATURE AND TERMINATING IN A LOWER PORTION OF SAID CONTAINER, SAID CYLINDRICAL SURFACE HAVING A DOWNWARDLY OPENING DISPENSING OPENING FORMED THEREIN IN THE BOTTOM PORTION THEREOF AND WHOSE RADIAL OUTERMOST EXTREMITY IS DEFINED BY THE LOWER END OF SAID PORTION OF SAID CYLINDRICAL SURFACE INCREASING IN RADIUS OF CURVATURE, TRIPPING MEANS ON SAID CONTAINER ADJACENT SAID OPENING ENGAGEABLE BY
Claim 2
Dependent Claim
209 words
A DISPENSING APPARATUS COMPRISING A CONTAINER HAVING A SUBSTANTIALLY CYLINDRICAL INNER SURFACE, A DISPENSING ARM ROTATABLE THROUGH SAID CONTAINER ABOUT A HORIZONTAL AXIS MOUNTED IN SAID CONTAINER, A DIPPER INCLUDING A BOTTOM WALL HAVING FRONT AND REAR ENDS, SAID DIPPER BEING PIVOTALLY AFFIXED TO THE EXTREMITY OF THE DISPENSING ARM ON AN AXIS SUBSTANTIALLY PARALLEL TO THE FIRST-NAMED AXIS AND IN FRONT OF THE CENTER OF GRAVITY OF THE SCOOP, SAID DIPPER ROTATING IN THE UPPER HALF OF THE CONTAINER WITH THE FORWARD END FORWARDMOST AND THE FORWARD END OF SAID BOTTOM WALL RESTING BY GRAVITY ON THE CYLINDRICAL SURFACE AND THE FORWARD EDGE OF SAID BOTTOM WALL SMOOTHLY SCRAPING ALONG THE CYLINDRICAL SURFACE DUE TO THE CONFIGURATION OF THE DIPPER, SAID CYLINDRICAL SURFACE INCLUDING A PORTION EXTENDING IN A DIRECTION OPPOSITE TO THE DIRECTION OF ROTATION OF SAID ARM AND FROM AN UPPER PORTION THEREOF INCREASING IN RADIUS OF CURVATURE AND TERMINATING IN A LOWER PORTION OF SAID CONTAINER, SAID CYLINDRICAL SURFACE HAVING A DOWNWARDLY OPENING DISPENSING OPENING FORMED THEREIN IN THE BOTTOM PORTION THEREOF AND WHOSE RADIAL OUTERMOST EXTREMITY IS DEFINED BY THE LOWER END OF SAID PORTION OF SAID CYLINDRICAL SURFACE INCREASING IN RADIUS OF CURVATURE, TRIPPING MEANS ON SAID CONTAINER ADJACENT SAID OPENING ENGAGEABLE BY
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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |