US3225382A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making hollow plastic articles
Assignee: Individual
•
Filing: 1964-09-10
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Granted: 1965-12-28
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Expires: 1984-09-10
Abstract
No abstract record available.
Inventors
- 👤 Hagen Reinold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:35
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/64; B29C49/28; B29C35/00; B29C35/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
APPARATUS FOR THE MANUFACTURE OF HOLLOW ARTICLES FROM PLASTICS, COMPRISING AT LEAST A SINGLE MOLD INCLUDING OPPOSING SECTIONS TO BE CLOSED AND OPENED, THE CLOSED MOLD DEFINING AT LEAST A SINGLE CAVITY CONFORMING IN SHAPE TO THE ARTICLE TO BE FORMED AND BEING ADAPTED TO ENCLOSE AN INFLATABLE EMBRYO ARTICLE TO BE BLOWN INTO MOLDING CONTACT WITH SAID CAVITY, AT LEAST TWO CORES, EACH OF SAID CORES BEING ADAPTED TO COOPERATE WITH SAID MOLD SEPARATELY AND ALTERNATELY, AND A SUPPORT HAVING SAID CORES SPACEDLY MOUNTED THEREON TO EXTEND VERTICALLY, SAID SUPPORT BEING MOVABLE SO AS TO MOVE SAID CORES PARALLEL TO THEMSELVES AND THUS IN VERTICAL CONDITION, SAID SUPPORT AND CORES BEING ARRANGED SO THAT ON MOVING THE SUPPORT ONE OF SAID CORES WILL ENTER BETWEEN SAID MOLD SECTIONS WHEN OPEN, WHILE THE OTHER OF SAID CORES WILL LEAVE THE OPEN MOLD, SAID ONE CORE BEING ADAPTED TO EXTEND FROM OUTSIDE THE CLOSED MOLD INTO SAID MOLD-ENCLOSED EMBRYO ARTICLE, SAID OTHER CORE BEING ADAPTED TO SUPPORT A BLOWN ARTICLE IN AN INCOMPLETELY SOLIDIFIED BUT SELF-SUPPORTING STATE SO AS TO SOLIDIFY TO COMPLETION OUTSIDE THE MOLD.
Claim 2
Dependent Claim
185 words
APPARATUS FOR THE MANUFACTURE OF HOLLOW ARTICLES FROM PLASTICS, COMPRISING AT LEAST A SINGLE MOLD INCLUDING OPPOSING SECTIONS TO BE CLOSED AND OPENED, THE CLOSED MOLD DEFINING AT LEAST A SINGLE CAVITY CONFORMING IN SHAPE TO THE ARTICLE TO BE FORMED AND BEING ADAPTED TO ENCLOSE AN INFLATABLE EMBRYO ARTICLE TO BE BLOWN INTO MOLDING CONTACT WITH SAID CAVITY, AT LEAST TWO CORES, EACH OF SAID CORES BEING ADAPTED TO COOPERATE WITH SAID MOLD SEPARATELY AND ALTERNATELY, AND A SUPPORT HAVING SAID CORES SPACEDLY MOUNTED THEREON TO EXTEND VERTICALLY, SAID SUPPORT BEING MOVABLE SO AS TO MOVE SAID CORES PARALLEL TO THEMSELVES AND THUS IN VERTICAL CONDITION, SAID SUPPORT AND CORES BEING ARRANGED SO THAT ON MOVING THE SUPPORT ONE OF SAID CORES WILL ENTER BETWEEN SAID MOLD SECTIONS WHEN OPEN, WHILE THE OTHER OF SAID CORES WILL LEAVE THE OPEN MOLD, SAID ONE CORE BEING ADAPTED TO EXTEND FROM OUTSIDE THE CLOSED MOLD INTO SAID MOLD-ENCLOSED EMBRYO ARTICLE, SAID OTHER CORE BEING ADAPTED TO SUPPORT A BLOWN ARTICLE IN AN INCOMPLETELY SOLIDIFIED BUT SELF-SUPPORTING STATE SO AS TO SOLIDIFY TO COMPLETION OUTSIDE THE MOLD.
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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |