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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| Number | Title | Issue Date |
| 7325269 | Scraper blade interlocking attachment apparatus and method Attachment apparatus and method for interlocking attachment of a scraper blade with a drive shaft of a scraped surface heat exchanger includes a blade having dual attachment beams and a central locking member, and at least one pin having dual fingers each for interl... | 02/05/2008 |
| 6174381 | Method for cleaning the inner surfaces of pipes mainly from solid deposit and device for realizing the same A method and apparatus for cleaning the internal surface of pipes mainly from solid sediments, according to which a cleaning element is inserted into the pipe cavity and rotated at a high speed while fluid is simultaneously supplied to the pipe cavity. Th... | 01/16/2001 |
| 4945597 | Rotary cleaning device A rotary cleaning element having a head adapted to be mounted for rotation about a central axis, the head supporting a plurality of radial arms which are spaced substantially angularly equidistant around the central axis, the free ends of the arms each su... | 08/07/1990 |
| 4846895 | Remotely operated rotary tube cleaning system and method A rotary tube cleaning system having a rotary cutting tool attached to an elongated flexible drive wire for remotely cleaning the inside of elongated tubes, and method for its use. The tube cleaning system includes a special rotary cutting tool rigidly at... | 07/11/1989 |
| 4763376 | Maintenance inspection submersible transport apparatus A pipe cleaning apparatus for cleaning large diameter pipe comprises a frame coaxially supported within the pipe. A plurality of legs and arms are mounted to the frame and are extendible to engage the interior surface of the pipe. The legs include drive w... | 08/16/1988 |
| 4520524 | Remotely controlled hydraulic cleaner apparatus A remotely controlled hydraulically operated cleaner apparatus for use in cleaning the interior of a conduit or pipe comprises a control means located outside of the conduit for generating control signals for controlling the operation of the cleaner appar... | 06/04/1985 |
| 4271556 | Pipe cleaning apparatus A pipe such as a sewer line or the like is cleaned by advancement therethrough of a rigid tubular member having at its lead end a nozzle for ejecting a stream of water to dislodge debris, etc., followed by a series of rotary cutters and pushes for removin... | 06/09/1981 |
| 4141421 | Under reamer The present invention consists of an under reamer tool for enlarging, scraping or smoothing a well bore. The tool is attached to a conventional drill string above a conventional bit and involves cutting elements that have retractable cutters arranged for ... | 02/27/1979 |
