Patent US3153262A successfully refreshed from Google Patents.
US3153262A
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Bottom ejecting molding press
Assignee: JSJ CORPORATION-MICHIGAN
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Filing: 1962-01-02
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Granted: 1964-10-20
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Expires: 1982-01-02
Abstract
No abstract record available.
Inventors
- 👤 Stanley H Steketee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:03
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/32; B29C43/50; B29C31/00; B29C31/04; B29C31/06; B29C31/065; B29C31/066; B29C37/00; B29C37/0003; B29C37/0007; B29L; B29L2031/00; B29L2031/712; B29L2031/7132
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
IN A MOLDING APPARATUS COMPRISING A LOWER DIE PLATE INCLUDING MOLDING CAVITIES THEREIN AND AN UPPER DIE PLATE MOVABLE VERTICALLY TOWARD AND AWAY FROM SAID LOWER DIE PLATE AND HAVING COOPERATING MOLDING SURFACES THEREON; RECIPROCABLE SUPPORT MEANS FOR SUPPORTING EJECTED MOLDED ARTICLES ABOVE SAID CAVITIES, TRAY MEANS MOVABLE BETWEEN SAID DIE PLATES TO TRANSPORT FRESH MOLDING MATERIAL TO SAID CAVITIES; SAID SUPPORT MEANS INCLUDING A SUPPORT PLATE ON THE SAME SIDE OF SAID MOLDING APPARATUS AS SAID TRAY MEANS, AND MOVABLE INTO SAID PRESS GENERALLY BENEATH SAID TRAY MEANS OUT OF CONTACT THEREWITH UNDER THE MOLDED ARTICLES FOR TEMPORARY SUPPORT THEREOF; AND SAID TRAY MEANS ALSO COMPRISING AN ARTICLE KNOCK-OFF MEANS MOVABLE OVER THE TOP SURFACE OF SAID PLATE WHEN MOVING BETWEEN SAID PLATES, AND HAVING A FRONT BUMPER SURFACE CAPABLE OF PUSHING MOLDED ARTICLES OFF SAID SUPPORT PLATE AND OUT OF SAID MOLDING APPARATUS PRIOR TO DISCHARGE OF SAID MOLDING MATERIAL INTO SAID CAVITIES.
Claim 2
Dependent Claim
155 words
IN A MOLDING APPARATUS COMPRISING A LOWER DIE PLATE INCLUDING MOLDING CAVITIES THEREIN AND AN UPPER DIE PLATE MOVABLE VERTICALLY TOWARD AND AWAY FROM SAID LOWER DIE PLATE AND HAVING COOPERATING MOLDING SURFACES THEREON; RECIPROCABLE SUPPORT MEANS FOR SUPPORTING EJECTED MOLDED ARTICLES ABOVE SAID CAVITIES, TRAY MEANS MOVABLE BETWEEN SAID DIE PLATES TO TRANSPORT FRESH MOLDING MATERIAL TO SAID CAVITIES; SAID SUPPORT MEANS INCLUDING A SUPPORT PLATE ON THE SAME SIDE OF SAID MOLDING APPARATUS AS SAID TRAY MEANS, AND MOVABLE INTO SAID PRESS GENERALLY BENEATH SAID TRAY MEANS OUT OF CONTACT THEREWITH UNDER THE MOLDED ARTICLES FOR TEMPORARY SUPPORT THEREOF; AND SAID TRAY MEANS ALSO COMPRISING AN ARTICLE KNOCK-OFF MEANS MOVABLE OVER THE TOP SURFACE OF SAID PLATE WHEN MOVING BETWEEN SAID PLATES, AND HAVING A FRONT BUMPER SURFACE CAPABLE OF PUSHING MOLDED ARTICLES OFF SAID SUPPORT PLATE AND OUT OF SAID MOLDING APPARATUS PRIOR TO DISCHARGE OF SAID MOLDING MATERIAL INTO SAID CAVITIES.
References Cited (Backward Citations)
US2208054A
Cited
US2582891A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-20 | 1968-04-20 | 1968-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-20 | 1972-04-20 | 1972-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-20 | 1976-04-20 | 1976-10-20 | $7700.00 | Window Closed / Lapsed |