Stimulation device
These objects are solved with a stimulation device for stimulating sensitive body parts such as, in particular, the clitoris, having a pressure field generating device with a hollow body, an application opening formed in the hollow body for application on the sensitive body part, and a movable structure provided at least in or on a section of the hollow body and adapted to cause, by virtue of its mobility, a change in the volume of the hollow body between a minimum value and a maximum value in such a way that a stimulating pressure field is generated in the application opening ( 8 ), and a drive device which is designed to apply an alternating reciprocal movement to the movable structure in order to generate the stimulating pressure field in the application opening, wherein the movable structure has a tapered body with a tapered first section which is closed, an open second section into the hollow body, and a peripheral wall which is located between the first section and the second section and, at least in sections, is substantially stair- or step-shaped.
1 . A stimulation device for stimulating sensitive parts of a body selected from one or more of a clitoris or other body part, the stimulation device comprising:
a pressure field generating device comprising a hollow body, an application opening formed in the hollow body for application on the sensitive body part, and a movable structure provided at least in or on a section of the hollow body and adapted to cause, by virtue of its mobility, a change in a volume of the hollow body between a minimum value and a maximum value such that a stimulating pressure field is generated in the application opening, and
a drive device which is designed to apply an alternating reciprocal movement to the movable structure in order to generate the stimulating pressure field in the application opening,
wherein the movable structure comprises a tapered body having a tapered first section which is closed, an open second section into the hollow body, and a peripheral wall which is located between the first section and the second section and, at least in sections, is substantially stair- or step-shaped and comprises peripheral wall portions alternatively directed inwardly and outwardly and respectively interconnected by a plurality of fold lines, and
wherein a virtual plane spanned by a first fold line closest to the first section of the movable structure has a smaller area bounded by said first fold line than the virtual plane spanned by a second fold line closest to the second section of the movable structure, while the areas bounded by intermediate fold lines increase from virtual plane to virtual plane from the first section toward the second section of the movable structure.
2 . A device according to claim 1 , wherein the movable structure is arranged on or in the hollow body in such a way that a direction of movement of the movable structure is oriented at an angle, in particular transversely, to the direction of the stimulating pressure field in the application opening.
3 . A device according to claim 1 , wherein the movable structure is arranged on or in the hollow body in such a way that a direction of the movement of the movable structure is oriented parallel to the direction of the stimulating pressure field in the application opening or coincides with the direction of the stimulating pressure field in the application opening.
4 . A device according to claim 1 , wherein the first section of the movable structure is arranged at a distance from the second section of the movable structure and/or the hollow body, wherein the distance has a maximum value, when the movable structure is in a moving position in which the volume of the hollow body has substantially the maximum value, and the distance has a minimum value when the movable structure is in a moving position in which the volume of the hollow body has substantially the minimum value.
5 . A device according to claim 4 , wherein the minimum value of the distance is substantially zero.
6 . A device according to claim 1 , wherein the movable structure forms a one-piece component.
7 . A device according to claim 1 , wherein said first section comprises a substantially platelet-shaped element extending preferably substantially perpendicularly to a direction of movement of said movable structure.
8 . A device according to claim 7 , wherein the platelet-shaped element comprises a material that is more rigid than at least a section of the wall or is made of a rigid body.
9 . A device according to claim 1 , wherein the drive device is adapted to apply an alternating reciprocal movement to the first section of the movable structure.
10 . A device according to claim 9 , wherein the first section of the movable structure comprises a coupling element mechanically coupled to the drive device.
11 . A device according to claim 1 , wherein the wall of the movable structure consists at least in sections of flexible material.
12 . A device according to claim 1 , wherein a peripheral wall portion closest to the first section of the movable structure is bounded by the first fold line closest to the first section of the movable structure and/or the peripheral wall portion closest to the second section of the movable structure is bounded by the second fold line closest to the second section of the movable structure.
13 . A device according to claim 12 , wherein the fold lines each span a plane that preferably extends substantially perpendicular to the direction of the movement of the movable structure.
14 . A device according to claim 12 , wherein the peripheral wall portions have substantially a same width defined transversely to the fold lines.
15 . A device according to claim 1 , wherein an opening cross-section of the application opening substantially corresponds to the cross-section of the section of the hollow body adjacent to the application opening.
16 . A device according to claim 1 , wherein edge regions of the wall portions including the fold line are curved or rounded substantially in a direction transverse to the fold lines.
17 . A device according to claim 1 , wherein the hollow body has a first end which is provided with the application opening and a second end remote from the first end and is bounded by a peripheral sidewall interconnecting both its ends.
18 . A device according to claim 17 , wherein the sidewall is provided in at least one section with the movable structure.
19 . A device according to claim 17 , wherein the second end of the hollow body comprises the movable structure.
20 . A device according to claim 1 , wherein an interior of the hollow body is free of discontinuities at least outside the movable structure for achieving a substantially uniform, unobstructed air flow.
21 . A device according to claim 1 , wherein the hollow body is formed by a single continuous chamber.
22 . A device according to claim 21 , wherein the hollow body is substantially in the form of a body of revolution having a circular or elliptical cross-section.
23 . A device according to claim 21 , wherein the hollow body is in the form of a continuous tube.