US3235907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blow moulding apparatus
Assignee: Baker Perkins Inc
•
Filing: 1963-03-14
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Granted: 1966-02-22
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Expires: 1983-03-14
Abstract
No abstract record available.
Inventors
- 👤 Harwood Norman Frederick
- 👤 Osborne Alan John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:03
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/28; B29C49/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN BLOW MOULDING APPARATUS HAVING AN OVERHEAD EXTRUDING STATION AT WHICH A TUBE IS EXTRUDED, A MOULD AND BLOWING SPIGOT ASSEMBLY FOR RECEIVING SAID TUBE AND BLOW MOULDING THE LATTER, AND A DISCHARGE STATION VERTICALLY BELOW AND EXTRUDING STATION AND AT WHICH THE MOULDED TUBE IS DISCHARGED: MEANS MOUNTING SAID ASSEMBLY FOR MOVEMENT FROM A FIRST POSITION OF SAID EXTRUDING STATION TO A SECOND POSITION OF SAID DISCHARGE STATION, AND RETURN; AND OPERATING MEANS CONNECTED TO SAID MOUNTING MEANS FOR MOVING SAID ASSEMBLY ALONG A CLOSED ORBITAL PATH HAVING A FIRST COURSE EXTENDING AWAY FROM SAID STATION, A SECOND COURSE EXTENDING TOWARD AND DISCHARGE STATION AND A THIRD COURSE EXTENDING BACK TO SAID EXTRUDING STATION.
Claim 2
Dependent Claim
115 words
IN BLOW MOULDING APPARATUS HAVING AN OVERHEAD EXTRUDING STATION AT WHICH A TUBE IS EXTRUDED, A MOULD AND BLOWING SPIGOT ASSEMBLY FOR RECEIVING SAID TUBE AND BLOW MOULDING THE LATTER, AND A DISCHARGE STATION VERTICALLY BELOW AND EXTRUDING STATION AND AT WHICH THE MOULDED TUBE IS DISCHARGED: MEANS MOUNTING SAID ASSEMBLY FOR MOVEMENT FROM A FIRST POSITION OF SAID EXTRUDING STATION TO A SECOND POSITION OF SAID DISCHARGE STATION, AND RETURN; AND OPERATING MEANS CONNECTED TO SAID MOUNTING MEANS FOR MOVING SAID ASSEMBLY ALONG A CLOSED ORBITAL PATH HAVING A FIRST COURSE EXTENDING AWAY FROM SAID STATION, A SECOND COURSE EXTENDING TOWARD AND DISCHARGE STATION AND A THIRD COURSE EXTENDING BACK TO SAID EXTRUDING STATION.
References Cited (Backward Citations)
US3011216A
Cited
US2789312A
Cited
US2954581A
Cited
US2864124A
Cited
US3075239A
Cited
US3009198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |