Drive for actuating a parking brake
A system for a drive for actuating a parking brake operably involves a brake caliper. The brake caliper has at least one brake piston with a brake piston axis, the piston being actuatable by means of an operably actuating lever with a rotational center. An electric motor is fixed to the brake caliper and mechanically coupled to the actuating lever with the output shaft that exits the electric motor.
1. A drive, for actuating a parking brake in a brake caliper, said drive comprising:
at least one brake caliper, further comprising:
at least one brake piston operable along a brake piston axis positioned on an actuation side; and
an electromotor having an output shaft providing motive rotational force fixably secured with said brake caliper;
said brake piston operably engaging an actuation lever having a respective center of rotation;
said output shaft being operably coupled to said actuation lever, whereby operating said actuation lever operates said brake piston;
said actuation lever operating said brake piston;
said electromotor comprising a worm element on said output shaft;
said worm element operably coupled to said brake piston during a use thereof;
said output shaft and said worm element rotating cooperatively during a use of said drive along a worm-spindle transmission;
said worm-spindle transmission having a spindle; and
said spindle operably coupled to said actuation lever during said use.
2. The drive, according to claim 1 , wherein:
said spindle is aligned along a spindle axis; and
said spindle axis arranged opposing said motor axis.
3. The drive, according to claim 2 , further comprising:
a toothed segment on a distal end of said actuation lever.
4. The drive, according to claim 3 , wherein:
said toothed segment is arrayed facing away from said center of rotation of said actuation lever; and
said toothed segment is arrayed convexly away from said center of rotation.
5. The drive, according to claim 4 , wherein:
said toothed segment operatively cooperates with said spindle; and
said toothed segment operatively cooperates with said spindle through at least one of a toothed rack and a worm element.
6. The drive, according to claim 2 , further comprising:
an oblong hole defined on a distal end of said actuation lever;
said oblong hole extending along a direction toward an operable center of rotation of said actuation lever; and
said spindle operably engaging said oblong hole in a pivotable manner, whereby during said use said actuation lever is pivotable about said center of rotation.
7. The drive, according to claim 2 , wherein:
said actuation lever operably engages with a spindle nut;
said spindle nut operably interengaging said spindle in such a manner allowing said spindle nut to rotate un unison with said rotation spindle; and
said spindle driven by said electromotor.
8. The drive, according to claim 1 , further comprising:
a motor axis along said output shaft; and
said motor axis being aligned transversely to said brake piston axis.
9. The drive, according to claim 8 , wherein:
said motor axis is aligned at one of perpendicular to said brake piston axis and parallel with said brake piston axis.
10. The drive, according to claim 1 , wherein:
said electromotor is fixably secured on an outside of said brake caliper.
11. The drive, according to claim 1 , wherein:
said output shaft of electromotor is arranged substantially perpendicular to said spindle.
12. A drive, for actuating a parking brake in a brake caliper, said drive comprising:
at least one brake caliper, further comprising:
at least one brake piston operable along a brake piston axis positioned on an actuation side;
an electromotor having an output shaft providing motive rotational force fixably secured with said brake caliper; and
an oblong hole defined on a distal end of said actuation lever;
said brake piston operably engaging an actuation lever having a respective center of rotation;
said output shaft being operably coupled to said actuation lever, whereby operating said actuation lever operates said brake piston;
said electromotor further comprising a worm element on said output shaft;
said worm element operably coupled to said brake piston during a use thereof;
said output shaft and said worm element cooperatively rotatable during a use of said drive along a worm-spindle transmission;
said worm-spindle transmission having a spindle;
said spindle being aligned along said a spindle axis and operably coupled to said actuation lever during said use;
said spindle axis being arranged opposing said motor axis;
said oblong hole extending along a direction toward an operable center of rotation of said actuation lever; and
said spindle operably engaging said oblong hole in a pivotable manner, whereby during said use said actuation lever is pivotable about said center of rotation.
13. The drive, according to claim 12 , further comprising:
a toothed segment on a distal end of said actuation lever.
14. The drive, according to claim 13 , wherein:
said toothed segment is arrayed facing away from said center of rotation of said actuation lever; and
said toothed segment is arrayed convexly away from said center of rotation.
15. The drive, according to claim 14 , wherein:
said toothed segment operatively cooperates with said spindle; and
said toothed segment operatively cooperates with said spindle through at least one of a toothed rack and a worm element.
16. The drive, according to claim 12 , further comprising:
a motor axis along said output shaft; and
said motor axis being aligned transversely to said brake piston axis.
17. The drive, according to claim 16 , wherein:
said motor axis is aligned at one of perpendicular to said brake piston axis and parallel with said brake piston axis.
18. The drive, according to claim 12 , wherein:
said electromotor is fixably secured on an outside of said brake caliper.
19. The drive, according to claim 12 , wherein:
said exiting output shaft of electromotor is arranged facing said brake position.
20. The drive, according to claim 12 , wherein:
said center of rotation of said actuation lever lies on said motor axis.
21. The drive, according to claim 12 , wherein:
said actuation lever operably engages with a spindle nut;
said spindle nut operably interengaging said spindle in such a manner allowing said spindle nut to rotate un unison with said rotation spindle; and
said spindle driven by said electromotor.
22. A drive, for actuating a parking brake in a brake caliper, said drive comprising:
at least one brake caliper, further comprising:
at least one brake piston operable along a brake piston axis positioned on an actuation side;
an electromotor having an output shaft providing motive rotational force fixably secured with said brake caliper; and
a motor axis along said output shaft and aligned transversely to said brake piston axis;
said brake piston operably engaging an actuation lever having a respective center of rotation;
said center of rotation of said actuation lever lies on said motor axis;
said output shaft being operably coupled to said actuation lever, whereby operating said actuation lever operates said brake piston;
said output shaft and a drive-worm rotate cooperatively during a use of said drive along a worm-spindle transmission;
said worm-spindle transmission having a spindle;
said spindle aligned along said a spindle axis and operably coupled to said actuation lever during said use; and
said spindle axis arranged opposing said motor axis.
23. The drive, according to claim 22 , further comprising:
a toothed segment on a distal end of said actuation lever.
24. The drive, according to claim 23 , wherein:
said toothed segment is arrayed facing away from said center of rotation of said actuation lever; and
said toothed segment is arrayed convexly away from said center of rotation.
25. The drive, according to claim 23 , wherein:
said toothed segment operatively cooperates with said spindle; and
said toothed segment operatively cooperates with said spindle through at least one of a toothed rack and a worm element.
26. The drive, according to claim 22 , further comprising:
an oblong hole defined on a distal end of said actuation lever;
said oblong hole extending along a direction toward an operable center of rotation of said actuation lever; and
said spindle operably engaging said oblong hole in a pivotable manner, whereby during said use said actuation lever is pivotable about said center of rotation.
27. A drive, for actuating a parking brake in a brake caliper, said drive comprising:
at least one brake caliper, further comprising:
at least one brake piston operable along a brake piston axis positioned on an actuation side;
an electromotor having an output shaft providing motive rotational force fixably secured with said brake caliper;
a motor axis along said output shaft and aligned transversly to said brake piston axis; and
an oblong hole defined on a distal end of said actuation lever;
said brake piston operably engaging an actuation lever having a respective center of rotation;
said center of rotation of said actuation lever lies on said motor axis;
said output shaft being operably coupled to said actuation lever, whereby operating said actuation lever operates said brake piston;
said output shaft and a drive worm cooperatively rotatable during a use of said drive along a worm-spindle transmission;
said worm-spindle transmission having a spindle;
said spindle being aligned along said a spindle axis and operably coupled to said actuation lever during said use;
said spindle axis being arranged opposing said motor axis;
said oblong hole extending along a direction toward an operable center of rotation of said actuation lever; and
said spindle operably engaging said oblong hole in a pivotable manner, whereby during said use said actuation lever is pivotable about said center of rotation.
28. The drive, according to claim 27 , further comprising:
a toothed segment on a distal end of said actuation lever.
29. The drive, according to claim 28 , wherein:
said toothed segment is arrayed facing away from said center of rotation of said actuation lever; and
said toothed segment is arrayed convexly away from said center of rotation.
30. The drive, according to claim 28 , wherein:
said toothed segment operatively cooperates with said spindle; and
said toothed segment operatively cooperates with said spindle through at least one of a toothed rack and a worm element.