Bizarre Patents
User-operated amusement apparatus for kicking the user's buttocks
An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.
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US Patent 5211172 - Solar controlled sun tracker for a sunbather
US Patent Issued on May 18, 1993
Estimated Patent Expiration Date:
March 29, 2011Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Estimated Patent Expiration Date:
March 29, 2011Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.AbstractApparatus for rotating a sunbather's lounge chair in the sun so that the sunbather lying on the chair is exposed to the sun even while the sun direction changes from sunrise to sunset includes a sun direction detector for detecting the relative direction of the sun direct rays to the chair and produces electrical signals representative of that relative direction, the chair being carried on a rotatable platform driven clockwise (CW) or counterclockwise (CCW) as requires to position the lounge chair in the direct rays of the sun; the sun direction detector including two directional photo-detectors on the rotatable platform, held with their directions normal to generally upright planes that meet at an angle less than 180°, and the drive driving the platform to maintain the outputs of the photo-detectors equal or in a predetermined relationship. | InventorsApplicationNo. 677235 filed on 03/29/1991US Classes:607/95, Solar (Natural) light applicator297/217.3, With electrical feature297/217.7Mounted on accommodating platform (e.g., stairs, deck, etc.)ExaminersPrimary: Harrison, Jessica J.Attorney, Agent or FirmUS Patent References3908666, 4279254, Ultraviolet light controlIssued on: 07/21/1981 Inventor: Boschetti , et al.4379588, Revolving solar lounger Issued on: 04/12/1983 Inventor: Speice4441220, Recreational apparatus Issued on: 04/10/1984 Inventor: Peterson4579119, Method and apparatus for multiplexed dipole/quadrupole for stimulation/sensing Issued on: 04/01/1986 Inventor: Callaghan4720140, Rotating platform for sunbathers Issued on: 01/19/1988 Inventor: Change, III4856520, Tanner's platform Issued on: 08/15/1989 Inventor: Bilicki4933618, Chair for sunbathing Issued on: 06/12/1990 Inventor: Ortlieb4989600Tanning pod Issued on: 02/05/1991 Inventor: Collier International ClassA61H 033/06 |
