Patent US3390432A successfully refreshed from Google Patents.
US3390432A
Expired / Lapsed
US
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Extrusion nozzle for plastic materials
Assignee: Rheinstahl Henschel AG
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Filing: 1964-10-23
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Granted: 1968-07-02
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Expires: 1984-10-23
Abstract
No abstract record available.
Inventors
- 👤 Becker Otto
- 👤 Biebricher Joachim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:48
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/305; B29C48/31; B29C48/03; B29C48/07; B29C48/08; B29C48/255; B29C48/2556
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A NOZZLE FOR EXTRUDING PLASTIC MATERIAL COMPRISING A NOZZLE BODY HAVING INLET AND OUTLET MEANS THEREON, METERING BLOCK MEANS ADJUSTABLY MOUNTED IN THE BODY, SAID METERING BLOCK MEANS BEING ADJUSTABLE BY ECCENTRIC MEANS MOUNTED IN THE BODY AND EXTENDING INTO A SLOT IN THE METERING BLOCK MEANS, AND INDICIA MEANS ON THE NOZZLE BODY WHICH COOPERATE WITH INDICIA MEANS ON THE ECCENTRIC MEANS, WHEREBY THE POSITION OF THE METRING BLOCK MANS IN THE NOZZLE BODY MAY BE DETERMINED FROM THE EXTERIOR OF THE LATTER.
Claim 2
Dependent Claim
84 words
A NOZZLE FOR EXTRUDING PLASTIC MATERIAL COMPRISING A NOZZLE BODY HAVING INLET AND OUTLET MEANS THEREON, METERING BLOCK MEANS ADJUSTABLY MOUNTED IN THE BODY, SAID METERING BLOCK MEANS BEING ADJUSTABLE BY ECCENTRIC MEANS MOUNTED IN THE BODY AND EXTENDING INTO A SLOT IN THE METERING BLOCK MEANS, AND INDICIA MEANS ON THE NOZZLE BODY WHICH COOPERATE WITH INDICIA MEANS ON THE ECCENTRIC MEANS, WHEREBY THE POSITION OF THE METRING BLOCK MANS IN THE NOZZLE BODY MAY BE DETERMINED FROM THE EXTERIOR OF THE LATTER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-02 | 1972-01-01 | 1972-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-02 | 1976-01-01 | 1976-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-02 | 1980-01-01 | 1980-07-02 | $7700.00 | Window Closed / Lapsed |