Patent US3196592A successfully refreshed from Google Patents.
US3196592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making and filling blown plastic bottles
Assignee: Dow Chemical Co
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Filing: 1964-04-10
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Granted: 1965-07-27
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Expires: 1984-04-10
Abstract
No abstract record available.
Inventors
- 👤 Grant W Cheney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:37
CPC Classifications
B; B65; B65B; B65B3/00; B65B3/02; B65B3/022; B29; B29C; B29C48/00; B29C48/03; B29C48/09; B29C48/25; B29C48/30; B29C48/32; B29C48/36; B29C48/475; B29C2949/00; B29C2949/30; B29C2949/3032; B29C2949/3041; B29L; B29L2031/00; B29L2031/712; B29L2031/7158
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
AN ASSEMBLAGE FOR BLOW MOLDING, FILLING, AND CAPPING A THERMOPLASTIC BOTTLE COMPRISING, A MOLDING DIE HAVING A CAVITY, AN EXTRUDING HEAD INCLUDING A MANDREL MEANS, SAID MOLDING DIE BEING POSITIONED ADJACENT THE EXTRUDING DIE AND BEING FORMED WITH AN OPENING WHICH RECEIVES SAID MANDREL MEANS IN SPACED RELATION, A PLUNGER SLIDABLY ARRANGED IN THE MOLDING DIE AND ADAPTED TO SEAT UPON AN INNER EDGE OF SAID OPENING, SAID EXTRUDING DIE BEING ARRANGED TO INJECT A PLASTIC MATERIAL INTO THE MOLD ING DIE OPENING AND ABOUT SAID MANDREL TO FORM A NECK PORTION OF A BOTTLE AND TO CONTINUE SUCH INJECTING WHILE THE PLUNGER IS BEING MOVED AWAY FROM SAID OPENING TO FORM A CLOSED BOTTOM PARISON HAVING AN ELONGATED WALL, MEANS TO CUTOFF FLOW OF PLASTIC MATERIAL INTO SAID OPENING AFTER THE PARISON HAD BEEN FORMED, MEANS TO ESTABLISH A PRESSURE DIFFERENTIAL UPON THE WALL OF THE PARISON TO FORCE IT INTO ENGAGEMENT WITH THE WALL OF THE MOLDING DIE CAVITY, MEANS TO FILL THE MOLDED BOTTLE WITH A LIQUID PRODUCT, AND MEANS TO CAP THE LIQUID FILLED BOTTLE.
Claim 2
Dependent Claim
179 words
AN ASSEMBLAGE FOR BLOW MOLDING, FILLING, AND CAPPING A THERMOPLASTIC BOTTLE COMPRISING, A MOLDING DIE HAVING A CAVITY, AN EXTRUDING HEAD INCLUDING A MANDREL MEANS, SAID MOLDING DIE BEING POSITIONED ADJACENT THE EXTRUDING DIE AND BEING FORMED WITH AN OPENING WHICH RECEIVES SAID MANDREL MEANS IN SPACED RELATION, A PLUNGER SLIDABLY ARRANGED IN THE MOLDING DIE AND ADAPTED TO SEAT UPON AN INNER EDGE OF SAID OPENING, SAID EXTRUDING DIE BEING ARRANGED TO INJECT A PLASTIC MATERIAL INTO THE MOLD ING DIE OPENING AND ABOUT SAID MANDREL TO FORM A NECK PORTION OF A BOTTLE AND TO CONTINUE SUCH INJECTING WHILE THE PLUNGER IS BEING MOVED AWAY FROM SAID OPENING TO FORM A CLOSED BOTTOM PARISON HAVING AN ELONGATED WALL, MEANS TO CUTOFF FLOW OF PLASTIC MATERIAL INTO SAID OPENING AFTER THE PARISON HAD BEEN FORMED, MEANS TO ESTABLISH A PRESSURE DIFFERENTIAL UPON THE WALL OF THE PARISON TO FORCE IT INTO ENGAGEMENT WITH THE WALL OF THE MOLDING DIE CAVITY, MEANS TO FILL THE MOLDED BOTTLE WITH A LIQUID PRODUCT, AND MEANS TO CAP THE LIQUID FILLED BOTTLE.
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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |