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Penn Jillette of Penn and Teller fame has patented a "Hydro-Therapeutic Stimulator", which uses a hot tub for stimulation.
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| Number | Title | Issue Date |
| 7419064 | Working machine At an inner circumference side of a lower ring and an upper ring, flange pars are formed respectively, and a ring-shaped clamp device is arranged at the inner circumference side, and separated at four points, into a front side, back side, left side, and right side, ... | 09/02/2008 |
| 7413092 | Construction machine A construction machine includes a vertical separating/connecting device interposed between a lower traveling body and a swing bearing that supports an upper rotating body. The device includes an externally toothed ring member fixed to the swing bearing with a first ... | 08/19/2008 |
| 7350650 | Crane bearing assembly An upper bearing assembly for a pedestal crane comprises a partially dome-shaped kingpost head operably engaged by a bearing having a concave bearing face shaped to conform to a segment of said kingpost head, the bearing enclosed within a bearing retainer, the beari... | 04/01/2008 |
| 5328040 | Thrust-centering crane and method A crane design which permits limited rotation in the plane of loading of the upperworks of a pedestal crane independently of the central support thereof, and independently of the thrust and radial bearings about an extension of such central support. Means... | 07/12/1994 |
| 5310067 | Compensating crane and method A crane design which automatically self-compensates for misalignment between the longitudinal axis of the central support for such crane and the actual axis of rotation of the upperworks thereof when under load. Means for accomplishing both translational ... | 05/10/1994 |
| 4241771 | Bearing assembly for an automatic shaping device An improved bearing assembly for automatic shaping equipment wherein the bearing assembly includes a split cellar having a rotatable upper portion and a stationary lower portion, the upper portion receives a template thereon and moves in response to movem... | 12/30/1980 |
