Patent US3224043A successfully refreshed from Google Patents.
US3224043A
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US
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Injection moulding machines
Assignee: Lego Nederland NV
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Filing: 1963-03-15
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Granted: 1965-12-21
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Expires: 1983-03-15
Abstract
No abstract record available.
Inventors
- 👤 Koenraad J Lameris
- 👤 Johan M Kluun
- 👤 Henricus H Sieben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:08
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/16; B29C45/1615; B29C45/1628; B29C45/03; B29C45/04; B29C45/0441; B29C45/045; B29C45/12; B29C2045/1629
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
AN INJECTION MOLDING MACHINE COMPRISING AT LEAST TWO COMPOSITE MOLDS EACH OF WHICH IS COMPOSED OF A NOZZLE MOLD PART AND A COUNTER MOLDT PART, SAID MOLD PARTS BEING MOUNTED FOR RELATIVE MOVEMENT AND ADAPTED TO BE PRESSED AGAINST EACH OTHER DURING THE MOLDING PROCESS, SAID NOZZLE MOLD PARTS BEING SPACED APART AND IN ALIGNMENT WITH EACH OTHER, A SUPPORT CARRYING AT LEAST TWO PAIRS OF SAID COUNTER MOLD PARTS AND BEING ROTATABLE TO MOVE EACH PAIR OF COUNTER MOLD PARTS INTO A POSITION OPPOSITE SAID NOZZLE MOLD PARTS, A CLOSING DEVICE FOR MOVING ONE OF SAID MOLD PARTS AND OPERABLE TO CLOSE BOTH ALIGNED COMPOSITE MOLDS BY PRESSURE AGAINST A PAIR OF CONTER MOLD PARTS ON SAID SUPPORT.
Claim 2
Dependent Claim
119 words
AN INJECTION MOLDING MACHINE COMPRISING AT LEAST TWO COMPOSITE MOLDS EACH OF WHICH IS COMPOSED OF A NOZZLE MOLD PART AND A COUNTER MOLDT PART, SAID MOLD PARTS BEING MOUNTED FOR RELATIVE MOVEMENT AND ADAPTED TO BE PRESSED AGAINST EACH OTHER DURING THE MOLDING PROCESS, SAID NOZZLE MOLD PARTS BEING SPACED APART AND IN ALIGNMENT WITH EACH OTHER, A SUPPORT CARRYING AT LEAST TWO PAIRS OF SAID COUNTER MOLD PARTS AND BEING ROTATABLE TO MOVE EACH PAIR OF COUNTER MOLD PARTS INTO A POSITION OPPOSITE SAID NOZZLE MOLD PARTS, A CLOSING DEVICE FOR MOVING ONE OF SAID MOLD PARTS AND OPERABLE TO CLOSE BOTH ALIGNED COMPOSITE MOLDS BY PRESSURE AGAINST A PAIR OF CONTER MOLD PARTS ON SAID SUPPORT.
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) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |