US3271820A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pelletizer with steam ejection of pellets
Assignee: Borg Warner Corp
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Filing: 1964-08-06
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Granted: 1966-09-13
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Expires: 1984-08-06
Abstract
No abstract record available.
Inventors
- 👤 James W Hendry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:44
CPC Classifications
B; B29; B29B; B29B9/00; B29B9/02; B29B9/06; B29B9/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN A MECHANISM FOR MAKING PELLETS OF PLASTICIZABLE MATERIAL, THE COMBINATION COMPRISING: A CHAMBER AND FEED MEANS FOR FORCING MATERIAL THROUGH SAID CHAMBER TOWARD ONE END THEREOF; DIE MEANS AT SAID ONE END OF SAID CHAMBER HAVING AN OPENING THEREIN FOR RECEIVING MATERIAL THEREINTO FROM SAID CHAMBER; ROTATABLE MEANS INDEPENDENT OF SAID FEED MEANS FOR INTERRUPTING THE FLOW OF MATERIAL INTO SAID OPENING; AND EJECTION MEANS INCLUDING MEANS FORMING A PASSAGE AND ROTATABLE WITH SAID ROTATABLE MEANS TO REGISTER AN END OF SAID PASSAGE WITH SAID OPENING FOR EJECTING PREVIOUSLY RECEIVED MATERIAL FROM SAID OPENING, AND MEANS FOR DIRECTING A PRESSURE FLUID INTO SAID PASSAGE AND TOWARD SAID OPENING.
Claim 2
Dependent Claim
109 words
IN A MECHANISM FOR MAKING PELLETS OF PLASTICIZABLE MATERIAL, THE COMBINATION COMPRISING: A CHAMBER AND FEED MEANS FOR FORCING MATERIAL THROUGH SAID CHAMBER TOWARD ONE END THEREOF; DIE MEANS AT SAID ONE END OF SAID CHAMBER HAVING AN OPENING THEREIN FOR RECEIVING MATERIAL THEREINTO FROM SAID CHAMBER; ROTATABLE MEANS INDEPENDENT OF SAID FEED MEANS FOR INTERRUPTING THE FLOW OF MATERIAL INTO SAID OPENING; AND EJECTION MEANS INCLUDING MEANS FORMING A PASSAGE AND ROTATABLE WITH SAID ROTATABLE MEANS TO REGISTER AN END OF SAID PASSAGE WITH SAID OPENING FOR EJECTING PREVIOUSLY RECEIVED MATERIAL FROM SAID OPENING, AND MEANS FOR DIRECTING A PRESSURE FLUID INTO SAID PASSAGE AND TOWARD SAID OPENING.
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |