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 |
| 6141823 | Blower and vacuum device A blower nozzle (30) and a vacuum nozzle (40) extending in parallel with each other are connected to a main body (10) housing therein a fan (19) and a motor (20). The main body (10) is provided with a dust bag (50). In a vacuum mode, air is directly sucke... | 11/07/2000 |
| 6000653 | Spinning reel A spinning reel comprises a reel body casing, a rotational frame member rotatably provided for the reel body casing, a spool shaft provided for the reel body casing to be movable in a rotation axis direction of the rotational frame member, a spool mounted... | 12/14/1999 |
| 5996921 | Centrifugal braking apparatus for baitcasting reel A centrifugal braking apparatus for a baitcasting reel comprises a spool, pivot shafts, brake levers, and a ring-shaped braking member. The spool is rotatably supported between both side plates of a reel main body. Each of the pivot shafts is disposed on ... | 12/07/1999 |
| 5947173 | Cutting apparatus for wood or the like A cutting apparatus that performs cutting operations without being held by an operator and that is applicable to various cutting operations in addition to forming a biscuit groove. The cutting apparatus comprises a first base portion having a mount surfac... | 09/07/1999 |
| 5921298 | Groove forming apparatus There is provided a groove forming apparatus which permits easy formation of a curved groove such as a semicircular groove or the like, resulting in high degree of freedom in working. The apparatus comprises a trimmer 1 provided with a chuck 11 capable of... | 07/13/1999 |
| 5842656 | Spinning reel having improved rotary balance A spinning reel has a rotary frame which is rotated around a spool and has two support arms for supporting a bail arm via a bail arm holder and a bail arm lever. In order to improve static and dynamic balances of the rotary frame, the bail arm holder is s... | 12/01/1998 |
| 5833524 | Dust collection system for a power tool A dust collection system for a power tool which comprises a drive unit, a body, a tool support, and a collection chute. The body defines an inlet opening and a discharge opening, the body having a communicating conduit located within the body which commun... | 11/10/1998 |
| 5701855 | Cartridge fuel internal combustion engine An internal combustion engine is provided with a cartridge containing a fuel/oil mixture where the fuel is liquid, normally gaseous fuel. The cartridges can be readily mounted or demounted from the engine, and provide flexibility of use coupled with easy ... | 12/30/1997 |
| 5351590 | Scroll saw clamp and method for making the same A clamp (20) and method for making the same are disclosed. The clamp (20) has a pair of jaws (42,44), a pivot (46) and an actuator (48). Each of the jaws (42,44) has a distal end (54,56) and a clamping end (50,52). The jaws (42,44) are pivotally connected... | 10/04/1994 |
| 5301579 | Work retaining device for scroll-saw machine A work retainer device for a scroll-saw in which a work retainer is mounted on an arm cover of an upper arm. Two brackets are formed at both distal ends of the arm cover to embrace the upper arm from both sides. Upright portions of a work retainer holding... | 04/12/1994 |
| 5177905 | Tool attaching/detaching device A tool attaching/detaching device is disclosed in which a tool depressing member is slidingly engaged with a body portion of a clamp nut, and balls are inserted into spaces defined between taper surface portions of the clamp nut and taper surface portions... | 01/12/1993 |
| 5167186 | Offset printing machine, printing plate and image position reading-out method for offset printing machine A printing machine is disclosed in which a sleeve having a tapered side surface is provided movably in an axial direction to a gripper shaft 5 arranged in parallel to a plate cylinder shaft 2. A sleeve member 25 is provided movably in the axial direction ... | 12/01/1992 |
| 5088735 | Shaft structure of golf club and production method of the shaft A golf club shaft is produced by winding a plurality of material layers around a mandrel which is finally removed. The layers include an inner layer, an intermediate layer and an outer layer. The inner layer is formed of a cloth prepreg which is cut out s... | 02/18/1992 |
| 5033530 | High pressure casting sand core and method of manufacturing the same A sand core adapted for high pressure casting is formed by a core body and a support pin to be connected to the core body. The support pin is provided with one end portion to be embedded in said core body and the other end portion projected outwardly from... | 07/23/1991 |
| 5028464 | Structure of golf club shaft and method of producing the shaft A golf club shaft comprises a laminated tube constituting a main body of the shaft which is wound around the outer periphery of a mandrel, a transparent metallic layer wound around the outer periphery of the laminated tube and a resin coat such as epoxy r... | 07/02/1991 |
