Patent US4753395A successfully refreshed from Google Patents.
US4753395A
Expired / Lapsed
US
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Lump breaker for food processing
Assignee: Nestle Purina PetCare Co
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Filing: 1987-01-28
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Granted: 1988-06-28
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Expires: 2007-01-28
Abstract
Abstract Apparatus for disintegrating large food particles, particularly sticky food particles, in which a plurality of breaker blades spaced along a rotating shaft pass between a plurality of spaced breaker bars. Each of the breaker bars having an inwardly extending arm whereby large food particles which are not passed through the breaker bars are carried by the breaker blades into the inwardly extending arms to be reduced in size.
Inventors
- 👤 George W. Paugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:49
CPC Classifications
B; B02; B02C; B02C18/00; B02C18/06; B02C18/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A lump breaker apparatus comprising a frame, a plurality of breaker bars mounted on said frame and spaced from one another along said frame, a rotatable shaft supported by said frame, a plurality of breaker blades attached to said rotatable shaft and positioned along said shaft to pass between said breaker bars, each of said breaker bars including first and second portions and an arm intermediate to the portions, said arm portion extending inwardly substantially toward said rotatable shaft and having an inward curvature sufficient so that material will first be forced by the breaker blades to said arm portion where the larger pieces are sheared by the cooperation of said arm portion and breaker blades and are reintroduced to the arm portion and breaker blades for further shearing.
Claim 2
Dependent Claim
129 words
A lump breaker apparatus comprising a frame, a plurality of breaker bars mounted on said frame and spaced from one another along said frame, a rotatable shaft supported by said frame, a plurality of breaker blades attached to said rotatable shaft and positioned along said shaft to pass between said breaker bars, each of said breaker bars including first and second portions and an arm intermediate to the portions, said arm portion extending inwardly substantially toward said rotatable shaft and having an inward curvature sufficient so that material will first be forced by the breaker blades to said arm portion where the larger pieces are sheared by the cooperation of said arm portion and breaker blades and are reintroduced to the arm portion and breaker blades for further shearing.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-06-28 | 1991-12-28 | 1992-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-06-28 | 1995-12-28 | 1996-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-06-28 | 1999-12-28 | 2000-06-28 | $7700.00 | Window Closed / Lapsed |