The invention claimed is:
1. A telescopic multiple leg assembly comprising:
outer, intermediate and inner telescopically coupled legs;
a fixed drive screw extending from one end of said outer leg;
a drive collar including a rotatable power nut mounted therein and coupled to said fixed drive screw such that rotation of the power nut moves said drive collar with respect to said outer leg and with respect to said fixed drive screw, said drive collar coupled to said intermediate leg for moving said intermediate leg with movement of said drive collar;
a drive motor coupled to said drive collar by a plurality of elongated rods spacing said drive motor axially from said drive collar;
a rotatable drive screw coupled to said drive motor for rotation of said rotatable drive screw, said rotatable drive screw having an end including a drive gear coupled to said power nut for rotating said power nut within said drive collar to extend and retract said intermediate leg with respect to said outer leg; and
an additional drive collar mounted to an end of said inner leg and including an additional threaded drive nut engaging said rotatable drive screw to extend and retract said inner leg with respect to said intermediate leg such that as said rotatable drive screw is rotated, said inner leg moves with respect to said intermediate leg and said intermediate leg moves with respect to said outer leg.
2. The assembly as defined in claim 1 wherein said motor has a drive shaft and said rotatable drive screw is coupled directly to said drive shaft.
3. The assembly as defined in claim 1 wherein said legs are tubes.
4. The assembly as defined in claim 3 wherein said motor is positioned within said inner leg.
5. The assembly as defined in claim 4 wherein said drive collar and said additional drive collar are movably positioned within said outer and within said intermediate legs, respectively.
6. The assembly as defined in claim 5 wherein said legs are cylindrical.
7. The assembly as defined in claim 6 wherein said power nut in said drive collar includes a ring gear which meshes with said drive gear on said rotatable drive screw.
8. A telescopic multiple leg assembly comprising:
outer, intermediate and inner telescopically coupled tubular legs;
a fixed drive screw extending from one end of said outer leg within said leg;
a drive collar including a rotatable power nut mounted therein and coupled to said fixed drive screw such that rotation of the power nut moves said drive collar within said outer leg and with respect to said fixed drive screw, said drive collar coupled to said intermediate leg for moving said intermediate leg with movement of said drive collar;
a drive motor positioned within said inner leg and coupled to said drive collar by a plurality of elongated rods spacing said drive motor axially from said drive collar;
a rotatable drive screw coupled to said drive motor for rotation of said rotatable drive screw, said rotatable drive screw having an end including a drive gear coupled to said power nut for rotating said power nut within said drive collar to extend and retract said intermediate leg with respect to said outer leg; and
an additional drive collar mounted to an end of said inner leg within said intermediate leg and including an additional threaded drive nut engaging said rotatable drive screw to extend and retract said inner leg with respect to said intermediate leg such that as said rotatable drive screw is rotated, said inner leg moves with respect to said intermediate leg and said intermediate leg moves with respect to said outer leg.
9. The assembly as defined in claim 8 wherein said motor has a drive shaft and said rotatable drive screw is coupled directly to said drive shaft.
10. The assembly as defined in claim 8 wherein said rotatable power nut includes a ring gear engaging said drive gear on said rotatable drive screw.
11. The assembly as defined in claim 10 wherein three elongated rods couple said drive motor to said drive collar.
12. The assembly as defined in claim 11 wherein said additional drive collar includes apertures through which said rods extend such that said additional drive collar moves axially along said rods as said rotatable drive screw rotates.
13. The assembly as defined in claim 12 wherein said rods are spaced at approximately 120 intervals.
14. The assembly as defined in claim 13 wherein said legs are generally cylindrical.
15. The assembly as defined in claim 14 wherein said additional drive collar includes an annular shoulder engaging an annular end of said inner leg.
16. A compact telescopic multiple leg assembly for a table comprising:
outer, intermediate and inner telescopically coupled legs, wherein one end of said outer leg rests on a support surface and the end of said inner leg remote from said one end is adapted to be coupled to the underside of a table surface;
a fixed drive screw extending from one end of said outer leg within said leg;
a drive collar including a rotatable power nut mounted therein and coupled to said fixed drive screw such that rotation of the power nut moves said drive collar within said outer leg and with respect to said fixed drive screw, said drive collar coupled to said intermediate leg for moving said intermediate leg with movement of said drive collar;
a drive motor positioned within said inner leg and coupled to said drive collar by a plurality of elongated rods spacing said drive motor axially from said drive collar;
a rotatable drive screw coupled to said drive motor for rotation of said rotatable drive screw, said rotatable drive screw having an end including a drive gear coupled to said power nut for rotating said power nut within said drive collar to extend and retract said intermediate leg with respect to said outer leg; and
an additional drive collar mounted to an end of said inner leg within said intermediate leg and including an additional threaded drive nut engaging said rotatable drive screw to extend and retract said inner leg with respect to said intermediate leg such that as said rotatable drive screw is rotated, said inner leg moves with respect to said intermediate leg and said intermediate leg moves with respect to said outer leg.
17. A drive system for a multiple leg assembly comprising:
outer, intermediate and inner telescopically coupled legs;
a drive collar movably positioned within said outer leg and coupled to said intermediate leg, said drive collar including a power nut rotatably mounted therein;
a drive motor positioned within said inner leg and coupled to said drive collar by a plurality of elongated rods axially spacing said drive motor from said drive collar;
a fixed drive screw extending from one end of said outer leg and within said leg, said power nut engaging said fixed drive screw;
a rotatable drive screw coupled to said drive motor for rotation of said rotatable drive screw, said rotatable drive screw having an end including a drive gear coupled to said power nut for rotating said power nut within said drive collar to extend and retract said intermediate leg with respect to said outer leg; and
an additional drive collar mounted to an end of said inner leg within said intermediate leg and including an additional threaded drive nut engaging said rotatable drive screw to extend and retract said inner leg with respect to said intermediate leg such that as said rotatable drive screw is rotated, said inner leg moves with respect to said intermediate leg and said intermediate leg moves with respect to said outer leg.
18. The assembly as defined in claim 17 wherein said legs are tubes.
19. The assembly as defined in claim 18 wherein said rotatable power nut includes a ring gear engaging said drive gear on said rotatable drive screw.
20. The assembly as defined in claim 19 wherein three elongated rods couple said drive motor to said drive collar.
21. The assembly as defined in claim 20 wherein said additional drive collar includes apertures through which said rods extend such that said additional drive collar moves axially along said rods as said rotatable drive screw rotates.
22. The assembly as defined in claim 21 wherein said rods are spaced at approximately 120 intervals.
23. The assembly as defined in claim 22 wherein said legs are generally cylindrical.
24. The assembly as defined in claim 23 wherein said additional drive collar includes an annular shoulder engaging an annular end of said inner leg.
25. The assembly as defined in claim 17 wherein said motor has a drive shaft and said rotatable drive screw is coupled directly to said drive shaft.
26. A drive assembly for use with a telescopic leg section comprising:
a stationary drive screw;
a drive collar including a rotatable power nut mounted therein and coupled to said stationary drive screw such that rotation of the power nut moves said drive collar with respect to said stationary drive screw;
a drive motor coupled to said drive collar by a plurality of elongated rods spacing said drive motor axially from said drive collar;
a rotatable drive screw coupled to said drive motor for rotation of said rotatable drive screw, said rotatable drive screw having an end including a drive gear coupled to said power nut for rotating said power nut within said drive collar to extend and retract said drive collar; and
an additional drive collar including an additional threaded drive nut engaging said rotatable drive screw to extend and retract said additional drive collar as said rotatable drive screw is rotated.
27. The assembly as defined in claim 26 wherein said motor has a drive shaft and said rotatable drive screw is coupled directly to said drive shaft.
28. The assembly as defined in claim 27 wherein said rotatable power nut includes a ring gear engaging said drive gear on said rotatable drive screw.
29. The assembly as defined in claim 28 wherein three elongated rods couple said drive motor to said drive collar.
30. The assembly as defined in claim 29 wherein said additional drive collar includes apertures through which said rods extend such that said additional drive collar moves axially along said rods as said rotatable drive screw rotates.
31. The assembly as defined in claim 30 wherein said rods are spaced at approximately 120 intervals.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An ice confection which is a water ice or a fruit ice having a total solids content of from 17 to 28% by weight of the ice confection comprising a sweetener system consisting of a mixture of fructose, glucose, and a glucose syrup having a DE in the range of 22 to 34, and non-saccharide sweeteners in a total amount CT given by the following condition:
CT<XR,
wherein X is 0.5 wt % and R is the sweetness of the non-saccharide sweeteners relative to sucrose expressed on a weight basis;
wherein the fructose is present in an amount of 4% to less than 12% by weight of ice confection;
wherein digestible mono- and di-saccharides are present at a total level of 10% to less than 17% by weight of the ice confection;
wherein digestible complex saccharides are present at a total level of from 5% to less than 15% by weight of ice confection; and wherein the ice confection comprises less than 0.5% protein by weight of ice confection and is unaerated.
2. An ice confection according to claim 1 wherein the the digestible mono- and di-saccharides are present at a total level of 12% to less than 17% by weight of the ice confection.
3. An ice confection according to claim 1 wherein the the fructose is present in an amount of 4% to less than 10% by weight of the ice confection.
4. An ice confection according to claim 1 wherein the ice confection comprises non-digestible saccharides in an amount of at least 2% by weight of the ice confection.
5. An ice confection according to claim 4 wherein the non-digestible saccharides are present in an amount of at most 15% by weight of the ice confection.
6. An ice confection according to claim 4 wherein the non-digestible saccharide is selected from the group consisting of oligofructose, inulin, polydextrose, resistant starch and mixtures thereof.
7. A process for manufacturing an ice confection according to claim 1, the process comprising the steps of:
(a) preparing a mix of ingredients; then
(b) pasteurising and optionally homogenising the mix; then
(c) freezing the mix to produce the unaerated ice confection.
8. A process according to claim 7 wherein freezing is quiescent.