US3132850A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Articulated stirring or mixing device
Assignee: Individual
•
Filing: 1962-04-16
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Granted: 1964-05-12
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Expires: 1982-04-16
Abstract
No abstract record available.
Inventors
- 👤 Frank J Puchalski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:30
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/05; B01F27/051; B01F27/054; B01F27/0541; B01F27/80; B01F27/88
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
AN INSERTABLE AND REMOVABLE ARTICULATED STIRRING DEVICE FOR FILLED CONTAINERS HAVING A BUNGHOLE THEREIN, SAID DEVICE COMPRISING A PLUG REMOVABLY SECURABLE IN AND THROUGH THE CONTAINER BUNGHOLE, SAID PLUG HAVING AN AXIAL APERTURE THERETHROUGH, BEARING MEANS, INCLUDING INNER BEARING RACE MEANS, MOUNTED IN SAID PLUG AXIAL APERTURE, A FIRST LINKAGE BLOCK, MEANS SECURING SAID FIRST LINKAGE BLOCK TO SAID INNER RACE MEANS, A SECOND LINKAGE BLOCK, A PLURALITY OF ARTICULATED STIRRING ARMS PIVOTALLY LINKING SAID SECOND LINKAGE BLOCK TO SAID FIRST LINKAGE BLOCK, A DRIVE SHAFT SLIDABLY MOUNTED AXIALLY THROUGH SAID INNER RACE MEANS AND SAID FIRST LINKAGE BLOCK, MEANS SECURING THE INNER END OF SAID DRIVE SHAFT TO SAID SECOND LINKAGE BLOCK, SAID DRIVE SHAFT BEING RETRACTABLE TO ARTICULATE SAID STIRRING ARMS TO A MAXIMUM DIAMETER STIRRING POSITION AND EXTENDABLE TO ARTICULATE SAID STIRRING ARMS TO A MINIMUM DIAMETER COLLAPSED POSITION SUBSTANTIALLY PARALLEL THERETO, THE MAXIMUM DIAMETER OF SAID LINKAGE BLOCKS AND SAID STIRRING ARMS WHEN IN COLLAPSED POSITION BEING LESS THAN THE MINIMUM DIAMETER OF THE CONTAINER BUNGHOLE THROUGH WHICH SAID PLUG IS SECURED, THEREBY PERMITTING READY INSERTION OF SAID STIRRING ARMS TO OPERATIVE POSITION AND READY REMOVAL THEREOF THROUGH THE BUNGHOLE OF A FILLED CONTAINER,
Claim 2
Dependent Claim
198 words
AN INSERTABLE AND REMOVABLE ARTICULATED STIRRING DEVICE FOR FILLED CONTAINERS HAVING A BUNGHOLE THEREIN, SAID DEVICE COMPRISING A PLUG REMOVABLY SECURABLE IN AND THROUGH THE CONTAINER BUNGHOLE, SAID PLUG HAVING AN AXIAL APERTURE THERETHROUGH, BEARING MEANS, INCLUDING INNER BEARING RACE MEANS, MOUNTED IN SAID PLUG AXIAL APERTURE, A FIRST LINKAGE BLOCK, MEANS SECURING SAID FIRST LINKAGE BLOCK TO SAID INNER RACE MEANS, A SECOND LINKAGE BLOCK, A PLURALITY OF ARTICULATED STIRRING ARMS PIVOTALLY LINKING SAID SECOND LINKAGE BLOCK TO SAID FIRST LINKAGE BLOCK, A DRIVE SHAFT SLIDABLY MOUNTED AXIALLY THROUGH SAID INNER RACE MEANS AND SAID FIRST LINKAGE BLOCK, MEANS SECURING THE INNER END OF SAID DRIVE SHAFT TO SAID SECOND LINKAGE BLOCK, SAID DRIVE SHAFT BEING RETRACTABLE TO ARTICULATE SAID STIRRING ARMS TO A MAXIMUM DIAMETER STIRRING POSITION AND EXTENDABLE TO ARTICULATE SAID STIRRING ARMS TO A MINIMUM DIAMETER COLLAPSED POSITION SUBSTANTIALLY PARALLEL THERETO, THE MAXIMUM DIAMETER OF SAID LINKAGE BLOCKS AND SAID STIRRING ARMS WHEN IN COLLAPSED POSITION BEING LESS THAN THE MINIMUM DIAMETER OF THE CONTAINER BUNGHOLE THROUGH WHICH SAID PLUG IS SECURED, THEREBY PERMITTING READY INSERTION OF SAID STIRRING ARMS TO OPERATIVE POSITION AND READY REMOVAL THEREOF THROUGH THE BUNGHOLE OF A FILLED CONTAINER,
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |