US3148720A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liver slicing machine
Assignee: Hormel Foods Corp
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Filing: 1962-12-21
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Granted: 1964-09-15
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Expires: 1982-12-21
Abstract
No abstract record available.
Inventors
- 👤 James L Olson
- 👤 Palmer C Ludvigsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:36
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/143; B26D1/15; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/21; Y10T83/2118; Y10T83/212; Y10T83/343; Y10T83/727; Y10T83/738; Y10T83/768; Y10T83/7684; Y10T83/773
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
441 words
APPARATUS FOR CUTTING WHOLE LOBES OF RAW LIVER INTO A PLURALITY OF SLICES OF SUBSTANTIALLY UNIFORM WIDTH, SAID APPARATUS COMPRISING A SUBSTANTIALLY FLAT ELONGATE DOWNWARDLY INCLINED SUPPORT ADAPTED TO RECEIVE WHOLE LOBES OF RAW UNTREATED LIVER AT ITS UPPERMOST END AND TO DIRECT THE SAME BY ACTION OF GRAVITY TOWARDS THE LOWER END THEREOF, ROTARY CUTTING MECHANISM INCLUDING AN ELONGATE SHAFT POSITIONED ABOVE AND TRANSVERSELY OF SAID INCLINED SUPPORT INTERMEDIATE THE ENDS THEREOF, A PLURALITY OF SIMILAR, SPACED-APART ROTARY BLADES ARRANGED IN SIDE-BY-SIDE COAXIAL RELATION ON SAID SHAFT FOR ROTATION THEREWITH, SPACER ELEMENTS ON SAID SHAFT DISPOSED BETWEEN ADJACENT BLADES AND COOPERATING WITH THE LATTER SO THAT THE SPACING BETWEEN ADJACENT BLADES IS SUBSTANTIALLY EQUIDISTANT, BEARING MEANS REVOLVABLY MOUNTING OPPOSITE END PORTIONS OF SAID SHAFT ABOVE SAID INCLINED SUPPORT FOR REVOLVING MOVEMENT RELATIVE THERETO, VERTICAL ADJUSTING MEMBERS ENGAGING SAID BEARING MEANS AND BEING OPERABLE TO VERTICALLY SHIFT THE SAME AND BODILY RAISE AND LOWER SAID SHAFT RELATIVE TO SAID SUPPORT, ACTUATOR MEANS CONNECTED TO SAID ADJUSTING MEMBERS FOR ACTUATING THE SAME, A COMPACTING AND GUIDING MEMBER MOUNTED ON SAID SUPPORT AND BEING POSITIONED SUBSTANTIALLY BELOW THE REVOLVABLE BLADES, SAID COMPACTING AND GUIDING MEMBER HAVING AN ARCUATE CONVEX UPPER SURFACE FOR GUIDING AND COMPACTING THE LOBES OF LIVER INTO SAID REVOLVABLE BLADES, THE LATTER CUTTING EACH LOBE OF LIVER AT LONGITUDINALLY SPACED POINTS THEREALONG TO THEREBY CUT THE LOBES INTO A PLURALITY OF SLICES OF SUBSTANTIALLY UNIFORM WIDTH, SAID COMPACTING AND GUIDING MEMBER HAVING A PLURALITY OF UPWARDLY OPENING SLOTS THEREIN CORRESPONDING IN NUMBER TO THE NUMBER OF SAID REVOLVABLE BLADES AND EACH SLOT RECEIVING THEREIN A PERIPHERAL PORTION OF ONE OF SAID BLADES, THE UNDERPASSING ARC OF ROTATION OF SAID BLADES BEING IN THE DOWNWARDLY INCLINED DIRECTION WHEREBY OPPOSED CUT SURFACES OF EACH SLICE ARE GRIPPED BETWEEN EACH ADJACENT PAIR OF BLADES TO BE PULLED BY THE LATTER IN SAID DOWNWARDLY INCLINED DIRECTION, A PLURALITY OF ELONGATE STRIPPING AND GUIDING ELEMENTS EACH HAVING MEANS AT ONE END THEREOF CONNECTED WITH SAID SUPPORT ADJACENT THE LOWER END THEREOF, EACH OF SAID STRIPPING AND GUIDING ELEMENTS EXTENDING SUBSTANTIALLY RADIALLY INWARDLY BETWEEN ADJACENT BLADES WITHIN THEIR RESPECTIVE ORBITS OF ROTATION THEREOF, THE INNER ENDS OF EACH STRIPPING AND GUIDING ELEMENT ENGAGING THE PERIPHERAL EDGE OF THE ASSOCIATED SPACER ELEMENT WHEREBY SAID STRIPPING AND GUIDING ELEMENTS ENGAGE EACH SLICE OF CUT LIVER TO STRIP THE SAME FROM GRIPPED RELATION BETWEEN EACH BLADE AND TO POSITIVELY DIRECT THE CUT SLICES DOWNWARDS ALONG SAID INCLINED SUPPORT, AND EACH OF SAID STRIPING AND GUIDING ELEMENTS BEING SPACED ABOVE AND IN SUBSTANTIALLY PARALLEL RELATION TO SAID SUPPORT A DISTANCE CORRESPONDING TO SUBSTANTIALLY THE RADIUS OF ONE OF SAID BLADES.
Claim 2
Dependent Claim
441 words
APPARATUS FOR CUTTING WHOLE LOBES OF RAW LIVER INTO A PLURALITY OF SLICES OF SUBSTANTIALLY UNIFORM WIDTH, SAID APPARATUS COMPRISING A SUBSTANTIALLY FLAT ELONGATE DOWNWARDLY INCLINED SUPPORT ADAPTED TO RECEIVE WHOLE LOBES OF RAW UNTREATED LIVER AT ITS UPPERMOST END AND TO DIRECT THE SAME BY ACTION OF GRAVITY TOWARDS THE LOWER END THEREOF, ROTARY CUTTING MECHANISM INCLUDING AN ELONGATE SHAFT POSITIONED ABOVE AND TRANSVERSELY OF SAID INCLINED SUPPORT INTERMEDIATE THE ENDS THEREOF, A PLURALITY OF SIMILAR, SPACED-APART ROTARY BLADES ARRANGED IN SIDE-BY-SIDE COAXIAL RELATION ON SAID SHAFT FOR ROTATION THEREWITH, SPACER ELEMENTS ON SAID SHAFT DISPOSED BETWEEN ADJACENT BLADES AND COOPERATING WITH THE LATTER SO THAT THE SPACING BETWEEN ADJACENT BLADES IS SUBSTANTIALLY EQUIDISTANT, BEARING MEANS REVOLVABLY MOUNTING OPPOSITE END PORTIONS OF SAID SHAFT ABOVE SAID INCLINED SUPPORT FOR REVOLVING MOVEMENT RELATIVE THERETO, VERTICAL ADJUSTING MEMBERS ENGAGING SAID BEARING MEANS AND BEING OPERABLE TO VERTICALLY SHIFT THE SAME AND BODILY RAISE AND LOWER SAID SHAFT RELATIVE TO SAID SUPPORT, ACTUATOR MEANS CONNECTED TO SAID ADJUSTING MEMBERS FOR ACTUATING THE SAME, A COMPACTING AND GUIDING MEMBER MOUNTED ON SAID SUPPORT AND BEING POSITIONED SUBSTANTIALLY BELOW THE REVOLVABLE BLADES, SAID COMPACTING AND GUIDING MEMBER HAVING AN ARCUATE CONVEX UPPER SURFACE FOR GUIDING AND COMPACTING THE LOBES OF LIVER INTO SAID REVOLVABLE BLADES, THE LATTER CUTTING EACH LOBE OF LIVER AT LONGITUDINALLY SPACED POINTS THEREALONG TO THEREBY CUT THE LOBES INTO A PLURALITY OF SLICES OF SUBSTANTIALLY UNIFORM WIDTH, SAID COMPACTING AND GUIDING MEMBER HAVING A PLURALITY OF UPWARDLY OPENING SLOTS THEREIN CORRESPONDING IN NUMBER TO THE NUMBER OF SAID REVOLVABLE BLADES AND EACH SLOT RECEIVING THEREIN A PERIPHERAL PORTION OF ONE OF SAID BLADES, THE UNDERPASSING ARC OF ROTATION OF SAID BLADES BEING IN THE DOWNWARDLY INCLINED DIRECTION WHEREBY OPPOSED CUT SURFACES OF EACH SLICE ARE GRIPPED BETWEEN EACH ADJACENT PAIR OF BLADES TO BE PULLED BY THE LATTER IN SAID DOWNWARDLY INCLINED DIRECTION, A PLURALITY OF ELONGATE STRIPPING AND GUIDING ELEMENTS EACH HAVING MEANS AT ONE END THEREOF CONNECTED WITH SAID SUPPORT ADJACENT THE LOWER END THEREOF, EACH OF SAID STRIPPING AND GUIDING ELEMENTS EXTENDING SUBSTANTIALLY RADIALLY INWARDLY BETWEEN ADJACENT BLADES WITHIN THEIR RESPECTIVE ORBITS OF ROTATION THEREOF, THE INNER ENDS OF EACH STRIPPING AND GUIDING ELEMENT ENGAGING THE PERIPHERAL EDGE OF THE ASSOCIATED SPACER ELEMENT WHEREBY SAID STRIPPING AND GUIDING ELEMENTS ENGAGE EACH SLICE OF CUT LIVER TO STRIP THE SAME FROM GRIPPED RELATION BETWEEN EACH BLADE AND TO POSITIVELY DIRECT THE CUT SLICES DOWNWARDS ALONG SAID INCLINED SUPPORT, AND EACH OF SAID STRIPING AND GUIDING ELEMENTS BEING SPACED ABOVE AND IN SUBSTANTIALLY PARALLEL RELATION TO SAID SUPPORT A DISTANCE CORRESPONDING TO SUBSTANTIALLY THE RADIUS OF ONE OF SAID BLADES.
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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |