1. A hand-held tool, in particular a rotary hammer, a percussion hammer, or a saw, equipped with a drive unit and a stroke-generating element; the drive unit being embodied to move the stroke-generating element in a reciprocating, in particular periodic, motion along a translation axis; the hand-held tool having at least one counterweight, which is operatively connected to the drive unit in such a way that it is possible to at least partially compensate for forces at least indirectly caused by the reciprocating motion, the counterweight being supported so that the counterweight is able to move, in particular to reciprocate, coaxial or parallel to the translation axis.
2. The hand-held tool as recited in claim 1, wherein the counterweight is supported in a bushing that is in particular embodied of one piece.
3. The hand-held tool as recited in claim 2, wherein the bushing is embodied in the form of a hollow cylinder and the bushing is embodied to at least partially accommodate the counterweight.
4. The hand-held tool as recited in claim 2, wherein the bushing has an opening for the engagement of a wobble pin and the counterweight is attached to the wobble pin in such a way that the wobble pin is able to move the counterweight in a reciprocating fashion through the opening.
4. The hand-held tool as recited in claim 3, wherein the bushing has an opening for the engagement of a wobble pin and the counterweight is attached to the wobble pin in such a way that the wobble pin is able to move the counterweight in a reciprocating fashion through the opening.
6. The hand-held tool as recited in claim 2, wherein the bushing has an installation viewing opening and through the installation viewing opening, the counterweight or additionally a bolt, is threaded onto the wobble pin.
7. The hand-held tool as recited in claim 3, wherein the bushing has an installation viewing opening and through the installation viewing opening, the counterweight or additionally a bolt, is threaded onto the wobble pin.
7. The hand-held tool as recited in claim 4, wherein the bushing has an installation viewing opening and through the installation viewing opening, the counterweight or additionally a bolt, is threaded onto the wobble pin.
9. The hand-held tool as recited in claim 5, wherein the bushing has an installation viewing opening and through the installation viewing opening, the counterweight or additionally a bolt, is threaded onto the wobble pin.
10. The hand-held tool as recited in claim 1, wherein the hand-held tool has at least one guide rod and the counterweight is connected to the guide rod in such a way that it is possible for the counterweight to be moved in reciprocating fashion in a longitudinal direction of the guide rod.
11. The hand-held tool as recited in claim 2, wherein the hand-held tool has at least one guide rod and the counterweight is connected to the guide rod in such a way that it is possible for the counterweight to be moved in reciprocating fashion in a longitudinal direction of the guide rod.
12. The hand-held tool as recited in claim 3, wherein the hand-held tool has at least one guide rod and the counterweight is connected to the guide rod in such a way that it is possible for the counterweight to be moved in reciprocating fashion in a longitudinal direction of the guide rod.
13. The hand-held tool as recited in claim 1, wherein the counterweight is connected to a guide rail and is supported by means of the guide rail so that it is able to move in reciprocating fashion.
14. The hand-held tool as recited in claim 2, wherein the counterweight is connected to a guide rail and is supported by means of the guide rail so that it is able to move in reciprocating fashion.
15. The hand-held tool as recited in claim 3, wherein the counterweight is connected to a guide rail and is supported by means of the guide rail so that it is able to move in reciprocating fashion.
16. The hand-held tool as recited in claim 10, wherein the counterweight constitutes a slider that at least partially encompasses a longitudinal section of the guide rod and thus has a capacity to be moved in a reciprocating fashion relative to the guide rod.
17. The hand-held tool as recited in claim 11, wherein the counterweight constitutes a slider that at least partially encompasses a longitudinal section of the guide rod and thus has a capacity to be moved in a reciprocating fashion relative to the guide rod.
18. The hand-held tool as recited in claim 12, wherein the counterweight constitutes a slider that at least partially encompasses a longitudinal section of the guide rod and thus has a capacity to be moved in a reciprocating fashion relative to the guide rod.
19. The hand-held tool as recited in claim 13, wherein the counterweight constitutes a slider that at least partially encompasses a longitudinal section of the guide rail and thus has a capacity to be moved in a reciprocating fashion relative to the guide rail.
20. The hand-held tool as recited in claim 14, wherein the counterweight constitutes a slider that at least partially encompasses a longitudinal section of the guide rail and thus has a capacity to be moved in a reciprocating fashion relative to the guide rail.
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. A degraded, inhibited, catianic starch prepared by degrading a starch, inhibiting the degraded starch with an inhibition agent in an amount of about 0.001% to about 0.05% by weight of dry starch, and cationically treating the starch,
wherein the steps of inhibiting and cationically treating the starch occur concurrently with or subsequently to one another.
2. The degraded, inhibited, cationic starch of claim 1 wherein the final peak viscosity of the starch is less than about 500 centipoise.
3. The degraded, inhibited, cationic starch of claim 1 wherein the final peak viscosity of said starch is about 110 to about 1000 percent of a non-inhibited degraded cationized starch viscosity.
4. The degraded, inhibited, cationic starch of claim 3 wherein the final peak viscosity of the starch is about 130 to about 800 percent of the viscosity of the non-inhibited degraded cationic starch.
5. The degraded, inhibited, cationic starch of claim 1 wherein the starch is chosen from the group consisting of corn, tapioca, potato and sago and their waxy and high amylose versions thereof.
6. The degraded, inhibited, cationic starch of claim 1 wherein the starch is inhibited chemically.
7. The degraded, inhibited, cationic starch of claim 6 wherein the starch is inhibited with epichlorohydrin.
8. The degraded, inhibited, cationic starch of claim 1 wherein the starch is inhibited thermally.
9. The degraded, inhibited, cationic starch of claim 1 wherein the degraded starch has a WF of about 15 to 85.
10. The degraded, inhibited, cationic starch of claim 9 wherein the degraded starch has a WF of about 20 to 70.
11. The degraded, inhibited, cationic starch of claim 10 wherein the degraded starch has a WF of about 35 to 65.
12. The degraded, inhibited, cationic starch of claim 1 wherein the cationic group is a quaternary ammonium derivative.
13. The degraded, inhibited, cationic starch of claim 2 wherein the degraded, cationic, inhibited starch has a peak viscosity of less than 250 centipoise.
14. The degraded, inhibited, cationic starch of claim 1 wherein the starch is modified to contain a quaternary amine.
15. A process for preparing a degraded, inhibited, cationic starch comprising the steps of:
degrading the molecular weight of a native starch,
inhibiting the degraded starch with an inhibition agent in an amount of about 0.001% to about 0.05% by weight of dry starch, and
chemically modifying the degraded starch with a cationic reagent,
wherein the steps of inhibiting and chemically modifying the degraded starch with a cationic reagent occur concurrently with or subsequently to one another.
16. The process of claim 15, wherein the inhibition is produced thermally.
17. A process for making paper comprising the steps of adding the starch of claim 1 to a papermaking system.
18. The process of claim 17 wherein the starch is added in granular form.
19. A paper article comprising the starch of claim 1.
20. A paper article comprising the starch produced by the process of claim 15.
21. A modified starch composition comprising:
a degraded starch,
an inhibition agent in an amount of about 0.001% to about 0.05% by weight of dry starch, and
a cationization derivative.
22. The modified starch composition of claim 21 wherein the starch is degraded to a water fluidity of about 15 to about 85.
23. The modified starch composition of claim 22 wherein the starch is degraded to a water fluidity of about 20 to about 70.
24. The modified starch composition of claim 23 wherein the starch is degraded to a water fluidity of about 35 to about 65.
25. The modified starch composition of claim 21 wherein the inhibition agent is provided in an amount of about 0.002% to about 0.0125% by weight of dry starch.
26. Paper made from thin modified starch composition of claim 21.
27. The paper of claim 26 comprising about 0.05% to about 5.0% by weight of the modified starch composition based on the dry weight of the pulp.
28. The paper of claim 27 comprising about 0.1% to about 2.0% by weight of the modified starch composition based on the dry weight of the pulp.
29. The modified starch composition of claim 21 wherein the final peak viscosity of the composition is less than about 500 centipoise.
30. The modified starch composition of claim 21 wherein the final peak viscosity of the composition is about 110 to about 1000 percent of the non-inhibited starch composition.