US3226768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closing arrangement, especially for nozzles of injection molding machines
Assignee: Georg Fischer AG
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Filing: 1963-04-01
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Granted: 1966-01-04
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Expires: 1983-04-01
Abstract
No abstract record available.
Inventors
- 👤 Zelewsky Ottomar Von
- 👤 Burkert Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:50
CPC Classifications
B; B22; B22D; B22D17/00; B22D17/20; B22D17/22; B22D17/2272; B22D17/2281; B29; B29C; B29C45/00; B29C45/17; B29C45/20; B29C45/23; B29C2045/235; B29C2045/237
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A CLOSING ARRANGEMENT, ESPECIALLY FOR USE IN CONNECTION WITH INJECTION MOLDING MACHINES, WHICH COMPRISES: HOUSING MEANS HAVING A NOZZLE CANAL THERETHROUGH, AND AT LEAST THREE MEMBERS DISPLACEABLY ARRANGED IN SAID HOUSING MEANS ADJACENT THE DISCHARGE END OF THE NOZZLE CANAL AND HAVING ONE OF THEIR ENDS MOVABLE TOWARD EACH OTHER AND AWAY FROM EACH OTHER FOR RESPECTIVELY EFFECTING A CLOSING OPERATION OF SAID NOZZLE CANAL AND AN OPENING OPERATION OF SAID NOZZLE CANAL, EACH OF SAID MEMBERS HAVING TWO SURFACES THEREOF INTERSECTING ALONG A STRAIGHT LINE LOCATED SO THAT THE EXTENSIONS OF SAID STRAIGHT LINES SUBSTANTIALLY INTERSECT IN A POINT ON THE AXIS OF SAID CANAL AT A POINT THEREALONG OUTSIDE SAID HOUSING, EACH ONE OF SAID TWO SURFACES OF EACH OF SAID MEMBERS HAVING A COM-
Claim 2
Dependent Claim
127 words
A CLOSING ARRANGEMENT, ESPECIALLY FOR USE IN CONNECTION WITH INJECTION MOLDING MACHINES, WHICH COMPRISES: HOUSING MEANS HAVING A NOZZLE CANAL THERETHROUGH, AND AT LEAST THREE MEMBERS DISPLACEABLY ARRANGED IN SAID HOUSING MEANS ADJACENT THE DISCHARGE END OF THE NOZZLE CANAL AND HAVING ONE OF THEIR ENDS MOVABLE TOWARD EACH OTHER AND AWAY FROM EACH OTHER FOR RESPECTIVELY EFFECTING A CLOSING OPERATION OF SAID NOZZLE CANAL AND AN OPENING OPERATION OF SAID NOZZLE CANAL, EACH OF SAID MEMBERS HAVING TWO SURFACES THEREOF INTERSECTING ALONG A STRAIGHT LINE LOCATED SO THAT THE EXTENSIONS OF SAID STRAIGHT LINES SUBSTANTIALLY INTERSECT IN A POINT ON THE AXIS OF SAID CANAL AT A POINT THEREALONG OUTSIDE SAID HOUSING, EACH ONE OF SAID TWO SURFACES OF EACH OF SAID MEMBERS HAVING A COM-
References Cited (Backward Citations)
US2517571A
Cited
DE1097664B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |