US3351979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for wetting and feeding plastic beads into a mold
Assignee: Individual
•
Filing: 1965-09-09
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Granted: 1967-11-14
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Expires: 1985-09-09
Abstract
No abstract record available.
Inventors
- 👤 Robert B Buonaiuto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:35
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/36; B29C44/38; B29C44/44; B29C44/445; B29B; B29B9/00; B29B9/12; B29B9/16; Y; Y10; Y10S; Y10S264/00; Y10S264/16; Y10S425/00; Y10S425/801
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
MOLD FILLING APPARATUS ADAPTED FOR AUTOMATICALLY FILLING A SERIES OF MOLD WITH INDIVIDUALLY BLENDED CHARGES OF POLYSTYRENE BEADS COMPRISING: A PAIR OF METERING UNITS FOR MEASURING A PREDETERMINED CHARE OF POLYSTYRENE BEADS AND WETTING AGENT INTO RESPECTIVE CONTAINERS IN AUTOMATIC RESPONSE TO THE FILLING OF A MOLD; A BLENDING UNIT POSITIONED FROM SAID CONTAINERS; A RELEASE MEANS OPERABLY ASSOCIATED WITH EXIT CONTROLS IN COMMUNICATION WITH SAID WETTING AGENT AND BEAD CONTAINERS WHEREBY SAID MEASURED CHARGE OF BEADS AND WETTING AGENT ARE DELIVERED TO SAID BLENDING UNIT, A TIME DELAY MECHANISM COUPLED BETWEEN SAID RELEASE MEANS AND SAID PAIR OF METERING UNITS WHEREBY SAID RELEASE MEANS IS ACTIVATED UPON DE-ACTIVATION OF SAID PAIR OF METERING UNITS; A BEAD TUBE IN COMMUNICATION WITH SAID BLENDING UNIT ADAPTED FOR DELIVERING SAID CHARGE OF BLENDED BEADS INTO A SUCCESSIVE MOLD; AND WHEREBY SAID PAIR OF METERING UNITS ARE RE-ACTIVATED AND SAID RELEASE MEANS IS DE-ACTIVATED AUTOMATICALLY REPEATING THE MOLD FILLING CYCLE.
Claim 2
Dependent Claim
157 words
MOLD FILLING APPARATUS ADAPTED FOR AUTOMATICALLY FILLING A SERIES OF MOLD WITH INDIVIDUALLY BLENDED CHARGES OF POLYSTYRENE BEADS COMPRISING: A PAIR OF METERING UNITS FOR MEASURING A PREDETERMINED CHARE OF POLYSTYRENE BEADS AND WETTING AGENT INTO RESPECTIVE CONTAINERS IN AUTOMATIC RESPONSE TO THE FILLING OF A MOLD; A BLENDING UNIT POSITIONED FROM SAID CONTAINERS; A RELEASE MEANS OPERABLY ASSOCIATED WITH EXIT CONTROLS IN COMMUNICATION WITH SAID WETTING AGENT AND BEAD CONTAINERS WHEREBY SAID MEASURED CHARGE OF BEADS AND WETTING AGENT ARE DELIVERED TO SAID BLENDING UNIT, A TIME DELAY MECHANISM COUPLED BETWEEN SAID RELEASE MEANS AND SAID PAIR OF METERING UNITS WHEREBY SAID RELEASE MEANS IS ACTIVATED UPON DE-ACTIVATION OF SAID PAIR OF METERING UNITS; A BEAD TUBE IN COMMUNICATION WITH SAID BLENDING UNIT ADAPTED FOR DELIVERING SAID CHARGE OF BLENDED BEADS INTO A SUCCESSIVE MOLD; AND WHEREBY SAID PAIR OF METERING UNITS ARE RE-ACTIVATED AND SAID RELEASE MEANS IS DE-ACTIVATED AUTOMATICALLY REPEATING THE MOLD FILLING CYCLE.
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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |