US3248092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing machines
Assignee: Baker Perkins Holdings Ltd
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Filing: 1963-10-17
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Granted: 1966-04-26
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Expires: 1983-10-17
Abstract
No abstract record available.
Inventors
- 👤 Atkins John Harry Clampham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:42
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/05; B01F27/11; B01F27/115; B01F27/60; B01F27/73; B01F27/07; B01F27/072; B01F27/0723
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
APPARATUS FOR USE IN A MIXING OR LIKE MACHINE COMPRISING A PAIR OF SUBSTANTIALLY PARALLEL, SPACED APART, ROTATABLE SHAFTS; A PLURALITY OF MIXING MEMBERS FOR EACH SHAFT, EACH OF SAID MIXING MEMBERS BEING GENERALLY H-SHAPED IN PLAN AND HAVING A PAIR OF SPACED APART LIMBS JOINED BY A CROSS-BAR, THE LIMBS AND CROSS-BAR OF EACH OF SAID MIXING MEMBERS BEING SUBSTANTIALLY CO-PLANAR, THE CROSS-BAR OF EACH OF SAID MEMBERS HAVING AN OPENING THEREIN THROUGH WHICH ITS RESPECTIVE SHAFT EXTENDS, THE OPENING IN EACH OF SAID MEMBERS HAVING A DIMENSION GREATER THAN THE CORRESPONDING DIMENSION OF ITS RESPECTIVE SHAFT WHEREBY EACH OF SAID MEMBERS MAY BE TILTED RELATIVELY TO ITS RESPECTIVE SHAFT; AND MEANS FIXING EACH OF SAID MEMBERS ON ITS RESPECTIVE SHAFT IN AXIALLY SPACED RELATION, THE AXIAL SPACING OF THE MEMBERS ON EACH OF SAID SHAFTS AND THE SPACING BETWEEN SAID SHAFTS BEING SUCH TO ENABLE INTERMESHING OF THE MEMBERS ON SAID SHAFTS IN RESPONSE TO ROTATION THEREOF.
Claim 2
Dependent Claim
159 words
APPARATUS FOR USE IN A MIXING OR LIKE MACHINE COMPRISING A PAIR OF SUBSTANTIALLY PARALLEL, SPACED APART, ROTATABLE SHAFTS; A PLURALITY OF MIXING MEMBERS FOR EACH SHAFT, EACH OF SAID MIXING MEMBERS BEING GENERALLY H-SHAPED IN PLAN AND HAVING A PAIR OF SPACED APART LIMBS JOINED BY A CROSS-BAR, THE LIMBS AND CROSS-BAR OF EACH OF SAID MIXING MEMBERS BEING SUBSTANTIALLY CO-PLANAR, THE CROSS-BAR OF EACH OF SAID MEMBERS HAVING AN OPENING THEREIN THROUGH WHICH ITS RESPECTIVE SHAFT EXTENDS, THE OPENING IN EACH OF SAID MEMBERS HAVING A DIMENSION GREATER THAN THE CORRESPONDING DIMENSION OF ITS RESPECTIVE SHAFT WHEREBY EACH OF SAID MEMBERS MAY BE TILTED RELATIVELY TO ITS RESPECTIVE SHAFT; AND MEANS FIXING EACH OF SAID MEMBERS ON ITS RESPECTIVE SHAFT IN AXIALLY SPACED RELATION, THE AXIAL SPACING OF THE MEMBERS ON EACH OF SAID SHAFTS AND THE SPACING BETWEEN SAID SHAFTS BEING SUCH TO ENABLE INTERMESHING OF THE MEMBERS ON SAID SHAFTS IN RESPONSE TO ROTATION THEREOF.
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |