US3269533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sorting method and apparatus utilizing triangular openings
Assignee: Individual
•
Filing: 1963-11-01
•
Granted: 1966-08-30
•
Expires: 1983-11-01
Abstract
No abstract record available.
Inventors
- 👤 Ernest R Sandmeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:55
CPC Classifications
B; B07; B07B; B07B13/00; B07B13/04; B07B13/075
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
IN A SORTING DEVICE FOR SORTING OUT AN ARTICLE OF A PARTICULAR SIZE FROM AMONG ARTICLES OF DIVERSE SIZES HAVING THE SAME OR A DISSIMILAR DESCRIPTION, A MOVABLE CARRIER UNIT FOR THE ARTICLE HAVING MEANS OPERATIVELY DEFINING A DOWNWARDLY FACING OPENING WHICH IS BOUNDED AT LEAST IN PART BY THREE STRAIGHT EDGES WHICH COINCIDE WITH THE SIDES OF A SUBSTANTIALLY EQUILATERAL TRIANGLE AND WHICH APPROACH THE VERTICES OF THE TRIANGLE TO SUCH AN EXTENT THAT THE DISTANCES BETWEEN MUTUALLY ADJACENT ENDS OF THE EDGES TO BE LESS THAN THE SMALLEST DIMENSION ACROSS THE ARTICLE TO BE SORTED OUT, SAID MEANS BEING ADJUSTABLE TO VARY THE AREA OF THE OPENING BY RELATIVE MOVEMENT IN THE PLANE OF THE TRIANGLE BETWEN AT LEAST ONE OF THE EDGES AND THE OTHER TWO OF THE EDGES IN DIRECTIONS NORMAL TO SAID ONE EDGE.
Claim 2
Dependent Claim
139 words
IN A SORTING DEVICE FOR SORTING OUT AN ARTICLE OF A PARTICULAR SIZE FROM AMONG ARTICLES OF DIVERSE SIZES HAVING THE SAME OR A DISSIMILAR DESCRIPTION, A MOVABLE CARRIER UNIT FOR THE ARTICLE HAVING MEANS OPERATIVELY DEFINING A DOWNWARDLY FACING OPENING WHICH IS BOUNDED AT LEAST IN PART BY THREE STRAIGHT EDGES WHICH COINCIDE WITH THE SIDES OF A SUBSTANTIALLY EQUILATERAL TRIANGLE AND WHICH APPROACH THE VERTICES OF THE TRIANGLE TO SUCH AN EXTENT THAT THE DISTANCES BETWEEN MUTUALLY ADJACENT ENDS OF THE EDGES TO BE LESS THAN THE SMALLEST DIMENSION ACROSS THE ARTICLE TO BE SORTED OUT, SAID MEANS BEING ADJUSTABLE TO VARY THE AREA OF THE OPENING BY RELATIVE MOVEMENT IN THE PLANE OF THE TRIANGLE BETWEN AT LEAST ONE OF THE EDGES AND THE OTHER TWO OF THE EDGES IN DIRECTIONS NORMAL TO SAID ONE EDGE.
References Cited (Backward Citations)
US426589A
Cited
US601897A
Cited
US3173211A
Cited
US1013092A
Cited
US1146102A
Cited
US1345858A
Cited
US1504683A
Cited
US1447454A
Cited
US2201083A
Cited
US2720706A
Cited
US3193157A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |