A radial piston motor comprises cylinder-piston units arranged in a star shape, a housing, an output shaft, an inner axial housing collar, an outer axial shaft collar, an output flange, an output shaft, and a brake positioned at least in certain sections between the inner axial housing collar and th
A radial piston motor comprises cylinder-piston units arranged in a star shape, a housing, an output shaft, an inner axial housing collar, an outer axial shaft collar, an output flange, an output shaft, and a brake positioned at least in certain sections between the inner axial housing collar and the outer axial shaft collar. The output flange is attached to the output shaft. The output flange is attached to the shaft collar radially outside the shaft collar.
대표청구항▼
1. A radial piston motor, comprising: cylinder-piston units arranged in a star shape;a housing having a radially inner axially-extending housing collar;an output shaft including an axially extending shaft collar located radially outside the housing collar;an output flange configured to support a whe
1. A radial piston motor, comprising: cylinder-piston units arranged in a star shape;a housing having a radially inner axially-extending housing collar;an output shaft including an axially extending shaft collar located radially outside the housing collar;an output flange configured to support a wheel, the output flange arranged and attached to on an outer circumference of the shaft collar; anda brake positioned at least partially between the housing collar and the shaft collar in a radial direction; wherein two bearings rotatably supporting the output shaft in the housing, wherein at least one of the two bearings is accommodated in the housing collar; and wherein an axial position of the output flange is entirely between an axial position of the two bearings. 2. The radial piston motor according to claim 1, wherein the shaft collar is formed in one piece with the output shaft. 3. The radial piston motor according to claim 1, wherein the output flange is formed in one piece with the shaft collar. 4. The radial piston motor according to claim 1, wherein the brake is a multiplate brake with housing-collar-side plates and shaft-collar-side plates. 5. The radial piston motor according to claim 4, wherein, to activate the brake, the housing-collar-side plates and the shaft-collar-side plates are configured to be pressed by a disk spring, via a circular-disk-shaped piston, against a retaining ring attached to an end side of the housing collar. 6. The radial piston motor according to claim 5, wherein, to release the brake, the disk spring is configured to be tensioned, via an annular pressure space and via the piston, in a direction away from the housing-collar-side plates and the shaft-collar-side plates. 7. The radial piston motor according to claim 6, further comprising a circular-disk-shaped sealing ring by which the pressure space is bounded and sealed with respect to a brake space, wherein the housing-collar-side plates and the shaft-collar-side plates are positioned in the brake space. 8. The radial piston motor according to claim 1, wherein the radial piston motor is configured as a multi-stroke motor with a stroke ring that surrounds the cylinder-piston units. 9. The radial piston motor according to claim 8, wherein: the housing includes a first housing part and a second housing part;the stroke ring is clamped in between the first housing part and the second housing part;a first seal bears against the first housing part and is attached to the stroke ring; anda second seal bears against the stroke ring and is positioned on the second housing part. 10. The radial piston motor according to claim 1 wherein; the two bearings circumferentially surround a first axial portion of the output shaft;the housing collar circumferentially surrounds at least one of the two bearings;the brake circumferentially surrounds a second axial portion of at least a portion of the housing collar;the shaft collar circumferentially surrounds at least a third axial portion of the brake; andthe output flange circumferentially surrounds at least a fourth axial portion of the shaft collar. 11. The radial piston motor according to claim 1, wherein the output flange is located axially between an end face of the output shaft and the cylinder-piston units. 12. The radial piston motor according to claim 1, wherein the output flange is directly connected to the outer circumference of the shaft collar. 13. A radial piston motor comprising: cylinder-piston units arranged in a star shape;a housing;an output shaft;an inner axial housing collar;an outer axial shaft collar;an output flange attached to the output shaft; anda brake positioned at least in certain sections between the housing collar and the shaft collar, wherein: the output flange is attached to the shaft collar radially outside the shaft collarto activate the brake, the housing-collar-side plates and the shaft-collar-side plates are configured to be pressed by a disk spring, via a circular-disk-shaped piston, against a retaining ring attached to an end side of the housing collar;to release the brake, the disk spring is configured to be tensioned, via an annular pressure space and via the piston, in a direction away from the housing-collar-side plates and the shaft-collar-side plates;the radial piston motor further comprises a circular-disk-shaped sealing ring by which the pressure space is bounded and sealed with respect to a brake space, wherein the housing-collar-side plates and the shaft-collar-side plates are positioned in the brake space;the pressure space and the sealing ring are penetrated by a plurality of stepped pins which bear against the piston and against a spacer bushing;the pins each have a seal; andthe spacer bushing bears against one of the housing-collar-side plates. 14. The radial piston motor according to claim 7, further comprising a double-cone seal configured to seal the brake space with respect to surroundings and positioned between the output flange or the shaft collar and the housing.
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이 특허에 인용된 특허 (3)
Jean-Claude Case FR; Jean-Marie Rouillard FR; Stephane Vidal FR, Bearing device for supporting a wheel and equipped with braking means.
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