Food processing apparatus and method
View Patent ↗Food processing apparatus and methods for processing food are disclosed. The apparatus may include stored sequences for operating a processing tool. The stored sequences may address various challenging aspects of blending solid foods and/or ice. In some embodiments, particular sequences are implemented with specific processing tools.
1. A food processing apparatus comprising:
a container including at least one rotatable, sharp blade;
a drive unit having a drive coupler to rotate the at least one blade;
a controller to control the drive unit; and
at least one non-transitory memory storing processor-executable instructions that, when executed by the controller, cause the controller, in response to a first user input, to sequentially:
activate the drive unit for three seconds or less to rotate the drive coupler as a first pulse;
pause the drive unit for at least one second;
activate the drive unit for at least five seconds to rotate the drive coupler as a first blending segment;
pause the drive unit for at least one second; and
activate the drive unit for at least five seconds to rotate the drive coupler as a second blending segment; wherein
a total time period of all activations of the drive unit that are at least five seconds for blending segments is at least twenty seconds.
2. A food processing apparatus as in claim 1 , wherein the activation of the drive unit for the second blending segment has a shorter length of time than the activation of the drive unit for the first blending segment.
3. A food processing apparatus as in claim 1 , wherein the activation of the drive unit for the second blending segment lasts longer than the activation of the drive unit for the first blending segment.
4. A food processing apparatus as in claim 1 , wherein the processor-executable instructions, when executed by the controller, cause the controller to activate the drive unit to pause the drive unit for at least two seconds immediately after the second blending segment, and to activate the drive unit for at least five seconds to rotate the drive coupler as a third blending segment at a time after the second blending segment.
5. A food processing apparatus as in claim 4 , wherein the activation of the drive unit for the third blending segment lasts longer than the activation of the drive unit for the first blending segment.
6. A food processing apparatus as in claim 4 , wherein the activation of the drive unit for the third blending segment lasts shorter than the activation of the drive unit for the first blending segment.
7. A food processing apparatus as in claim 4 , wherein the activation of the drive unit for the first blending segment is at least twelve seconds, the activation of the drive unit for the second blending segment is at least seven seconds, and the activation of the drive unit for the third blending segment is at least twelve seconds.
8. A food processing apparatus as in claim 4 , wherein the activation of the drive unit for the second blending segment is at least thirteen seconds, and the activation of the drive unit for the third blending segment is at least sixteen seconds.
9. A food processing apparatus as in claim 4 , wherein the activation of the drive unit for the first blending segment is at least twelve seconds, the activation of the drive unit for the second blending segment is at least seven seconds, and the activation of the drive unit for the third blending segment is at least seven seconds.
10. A food processing apparatus as in claim 4 , wherein the activation of the drive unit for the second blending segment is at least thirteen seconds, and wherein the processor-executable instructions, when executed by the controller, cause the controller to activate the drive unit to pause the drive unit for at least two seconds immediately after the third blending segment, and to activate the drive unit for at least five seconds to rotate the drive coupler as a fourth blending segment at a time after the third blending segment.
11. A food processing apparatus as in claim 1 , wherein the total time period of all activations of the drive unit that are at least five seconds for blending segments is at least twenty seconds.
12. A food processing apparatus as in claim 1 , wherein the total time period of all activations of the drive unit that are at least five seconds for blending segments is at least thirty-five seconds.
13. A food processing apparatus as in claim 1 , wherein the total time period of all activations of the drive unit that are at least five seconds for blending segments is at least twenty-five seconds.
14. A food processing apparatus as in claim 13 , wherein a total time period from a first activation of the drive unit until a last activation of the drive unit is forty-five seconds or less.
15. A food processing apparatus as in claim 1 , wherein a total time period of all activations of the drive unit is at least twenty-nine seconds.
16. A food processing apparatus as in claim 15 , wherein a total time period from a first activation of the drive unit until a last activation of the drive unit is sixty seconds or less.
17. A food processing apparatus as in claim 1 , wherein a total time period of all activations of the drive unit is at least thirty-six seconds.
18. A food processing apparatus as in claim 17 , wherein a total time period from a first activation of the drive unit until a last activation of the drive unit is sixty seconds or less.
19. A food processing apparatus as in claim 1 , wherein the processor-executable instructions, when executed by the controller, cause the controller to activate the drive unit for three seconds or less to rotate the drive coupler as a second pulse prior to the first blending segment.
20. A food processing apparatus as in claim 1 , wherein activation of the drive unit for the first pulse comprises activating the drive unit for at least 1.5 seconds.
21. A food processing apparatus as in claim 1 , wherein the at least one blade comprises a first set of blades and a second set of blades, each mounted to a shaft having an axis of rotation, wherein:
the first set of blades includes a first blade and a second blade, each of which is a substantially flat blade that is arranged substantially perpendicularly to the axis of rotation and has a rearwardly curved leading cutting edge; and
the second set of blades includes a third blade and a fourth blade, each of which is a substantially flat blade that is arranged substantially perpendicularly to the axis of rotation and has a rearwardly curved leading cutting edge.
22. A food processing apparatus as in claim 21 , wherein the at least one blade further comprises a third set of blades mounted to the shaft, the third set of blades including a fifth blade and a sixth blade, each of which is a substantially flat blade that is arranged substantially perpendicularly to the axis of rotation and has a rearwardly curved leading cutting edge.
23. A food processing apparatus as in claim 22 , wherein the second blade is positioned higher than the first blade, the third blade is positioned higher than the second blade, the fourth blade is positioned higher than the third blade, the fifth blade is positioned higher than the fourth blade, and the sixth blade is positioned higher than the fifth blade.
24. A food processing apparatus as in claim 1 , wherein the at least one blade comprises a first set of blades and a second set of blades, each mounted to a shaft having an axis of rotation, wherein:
the first set of blades includes first and second blades, each blade having at least a portion angled downwardly relative to a horizontal plane;
the second set of blades includes third and fourth blades, each blade having at least a portion angled upwardly relative to a horizontal plane, the upwardly angled portions of the third and fourth blades being positioned higher than the downwardly angled portions of the first and second blades.
25. A food processing apparatus as in claim 24 , further comprising a third set of blades, wherein the third set of blades includes a fifth blade and a sixth blade, each of which has a substantially vertical portion that includes a sharp, upper edge that is slanted relative to horizontal.
26. A food processing apparatus as in claim 25 , wherein each of the fifth and sixth blades rotates in a direction wherein a higher end of its upper edge leads a lower end of its upper edge.
27. A food processing apparatus as in claim 1 , wherein the activation of the drive unit for at least five seconds to rotate the drive coupler as a second blending segment is immediately subsequent to pausing the drive unit for at least one second.
28. A food processing apparatus as in claim 1 , wherein pausing the drive unit for at least one second prior to the second blending segment comprises stopping the drive unit for at least two seconds.
29. A food processing apparatus as in claim 28 , wherein the activation of the drive unit for at least five seconds to rotate the drive coupler as a second blending segment comprises supplying sufficient electrical energy to an electric motor such that the motor would accelerate to at least 20,000 rpm within one second when unloaded.
30. A method used in connection with operation of a food processing apparatus, the apparatus comprising a drive unit to drive a food processing assembly, a controller to control the drive unit, and at least one non-transitory memory storing processor-executable instructions that are executable by the controller to cause the controller to control the drive unit, the method comprising:
in response to a first user input, sequentially:
activating the drive unit for three seconds or less to rotate the drive coupler as a first pulse;
pausing the drive unit for at least one second;
activating the drive unit for at least five seconds to rotate the drive coupler as a first blending segment;
pausing the drive unit for at least one second; and
activating the drive unit for at least five seconds to rotate the drive coupler as a second blending segment; wherein
a total time period of all activations of the drive unit that are at least five seconds for blending segments is at least twenty seconds.