Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 4875385 | Control pedal apparatus for a motor vehicle A control pedal apparatus for adjusting a control pedal of a motor vehcile such for example as a brake pedal or an accelerator pedal. The mechanism includes a pedal arm, an adjustor member, and a bracket secured to the fire wall of the vehicle. The mechan... | 10/24/1989 |
| 4867005 | Timing mechanism An O-ring type clutch permits a cam carrying shaft to be manually rotated independent of a motor drive means. A bell is actuated by an actuator that engages a movable switch blade. And cams are connected to a cam carrying shaft through a lost motion conne... | 09/19/1989 |
| 4821597 | Operating crank for vehicles An operating crank for a window regulator mechanism includes a one piece molded handle having a visible side and a non-visible side when mounted at one end to a driven mechanism. A knob is rotatably attched to the visible side of the other end of the hand... | 04/18/1989 |
| 4819504 | Self contained braking system for bicycle pedals A pedal system equipped with braking apparatus which inhibits rotation of a pedal body about an axle when the pedal body is not engaged with the shoe of a cyclist. The brake system is released to permit normal pedal rotation when the shoe of a cyclist eng... | 04/11/1989 |
| 4819497 | Fast opening arrangement for shoes of bicycle brakes A fast opening arrangement for shoes of bicycle brakes--of the type wherein control is obtained, by cable, through a control lever pivotally mounted on a body fixed to the bicycle handle bar--comprises a cylinder inserted across the control lever and axia... | 04/11/1989 |
| 4817454 | Rotary body subjected to centrifugal forces A rotary body adapted to be subjected to centrifugal forces, with the rotary body including a load ring carried by a wheel disk or the like. The load ring is defined between two enveloping or surrounding cylindrical surfaces which respectively define the ... | 04/04/1989 |
| 4818163 | Anchor bolt assembly including a bolt and an expanding sleeve An anchor bolt assembly includes an axially elongated bolt and an axially elongated expanding sleeve laterally encircling the bolt. The sleeve is axially slotted from its leading end. The bolt includes an axially elongated cylindrically shaped shank with ... | 04/04/1989 |
| 4815339 | Antenna shaft positioning device An apparatus for stopping a rotating antenna shaft at a distinct position intermediate two end stop positions 23, 24. Paddle 12 on the rotating shaft 21 cooperates with intermediate stop assembly 26 to arrest bi-directional shaft rotation at an intermedia... | 03/28/1989 |
| 4815333 | Integrated bicycle pedal with self centering and lateral release capabilities A bicycle pedal system which attaches a cyclist's shoe to a bicycle pedal. The system consists of a cleat attached to the cyclist's shoe under the ball area of the foot. The cleat has two downward projections. These projections feature arcuate tracts for ... | 03/28/1989 |
| 4815330 | Speed change operating device for a bicycle A speed-change operating device for a bicycle includes an operating lever for actuating a derailleur, the operating lever being supported rotatably through a lever shaft to a base member attached to the bicycle frame. A friction mechanism applies to the l... | 03/28/1989 |
| 4813834 | Fit-up fastener with flexible tab-like retaining structure and method of making same A fastening system including a two piece swage type fastener including a pin and a collar adapted to be swagged into circumferentially extending lock grooves in the pin and with the collar having a radially inwardly extending flexible tab located at one e... | 03/21/1989 |
| 4813835 | Wheel nut An improved wheel nut for securing a wheel to a vehicle hub or the like and for retaining a wheel cover on the wheel. The wheel nut preferably includes a nut body and a cap secured to the nut body and an axial gap is provided between the end of the cap an... | 03/21/1989 |
| 4811621 | Remote control assembly transmission seal A motion transmitting remote control assembly (10) for transmitting motion in a curved path by a flexible core element (14) and including a housing means comprising two tubular portions (24, 26). One of the tubular portions (24) is adapted for attachment ... | 03/14/1989 |
| 4811625 | Energy conservator An energy conserving flywheel having a plurality of weights mounted on the periphery thereof. A wheel mounted to an axle is rotatable therewith. A plurality of lift arms are rotatably mounted by clutches at the circumference of the wheel and rotate only i... | 03/14/1989 |
| 4812097 | Spring action fastener A one piece fastener which uses spring action to fasten parts together. The fastener has a body which is inserted into a drilled aperture in the parts. An enlarged head on one end of the body is too large to enter the aperture. A spring on the other end o... | 03/14/1989 |
| 4809561 | Door mirror Wires which are introduced from an operation rod into a mirror housing to adjust the swinging of a mirror are tensioned to a certain extent by a wire slack preventing member, which is located in the mirror housing, to precisely act the mirror without bein... | 03/07/1989 |
| 4808147 | Adjustable bottom bracket assembly for bicycles An adjustable bottom bracket assembly for a bicycle comprises a body member and a wedge member, each having a circular cylindrical external surface in close fit with an internal circular cylindrical surface of a bottom bracket shell. The body and wedge me... | 02/28/1989 |
| 4808051 | Screw, particularly wood screw A screw, particularly a wood screw, has a screw shank that consists of a first section which is provided with a thread and extends to the one end of the screw and of a second section without thread which terminates in a screw head. At least one annular pr... | 02/28/1989 |
| 4807491 | Pedal crank as well as a pedal crank drive for bicycles or the like and a mounting for such a pedal crank drive The invention concerns a pedal crank as well as a pedal crank drive built up from it for bicycles or the like, in which the effective length of the pedal crank may be altered during the course of the driving stroke by a control stud for alteration of the ... | 02/28/1989 |
| 4807492 | Mechanism for supporting transmission shafts of automatic transmission apparatus A supporting mechanism for a transmission shaft in an automatic transmission apparatus for use in a vehicle, wherein said shaft is rotatably supported at both end portions (1A), (1C) and at the intermediate portion (1B), and the amount of play of said sha... | 02/28/1989 |
| 4805483 | Connecting rod with a shank composed of fiber composite material A connecting rod shank of a connecting rod is composed of a plurality of laminated plates having a thickness so that they can be introduced through a gap provided in a partially cylindrical base body of a loop tensioner for a tightening band which enclose... | 02/21/1989 |
| 4803894 | Bicycle pedalling apparatus Cycle pedalling apparatus is disclosed having a latch element that projects from a pedal, the latch element having latch members which are resiliently deflectable. A socket element on the sole of a rider's foot releasably and replaceably couples with the ... | 02/14/1989 |
| 4800773 | Accelerator cable connecting device An accelerator cable arrangement through which an accelerator pedal and an engine carburetor are mechanically connected. The accelerator cable arrangement is composed of a cylindrical housing which is securely connected at its one end section with a pedal... | 01/31/1989 |
| 4801230 | Retainer for a fastener A retainer includes a cylindrical sleeve projecting downwardly into a hole in a plate with a flange at the lower end of the sleeve engaging the underside of the plate. Resilient fingers struck out from the sleeve engage the top of the plate to cooperate w... | 01/31/1989 |
| 4798101 | Core material for steering wheels made of long fiber-reinforced resin A core for a steering wheel made of a long fiber-reinforced resin in which a ring portion, a boss portion and a three spoke portions including a first spoke portion, a second spoke portion and a third spoke portion extending in a generally T-shaped config... | 01/17/1989 |
| 4798098 | Connection device for gearshift cable A shifting cable assembly for the gear shift system of bicycles or the like, includes a shifting cable for connecting a manual shifter arranged in the grip zone of the bicycle user to the shift system of the rear wheel of the bicycle, a separate connectio... | 01/17/1989 |
| 4796486 | Gear mechanism for full-track vehicle A gear mechanism for a full-track vehicle has a carrier-like housing (1) in which and on which are only fastened and positionally fixed in respect to each other prefabricated and examined subassemblies (2 to 11), while the functional--operative fluid and ... | 01/10/1989 |
| 4794815 | Attachment device for elements of bicycle handlebars, with gripping parts including two jaw members hinged together An attachment device for elements of bicycle handlebars includes a gripping part constituted essentially by two jaws together defining an aperture for receiving the handlebars. The jaws have respective first ends which face each other and are hinged toget... | 01/03/1989 |
| 4794816 | Dual-type damper device A dual-type damper for damping vibration of a rotation axle, having a damper pulley including a boss portion joined to the rotation axle, a cylindrical portion located radially outwardly of the boss portion, and a connection portion connecting the boss an... | 01/03/1989 |
| 4794818 | Transmission mechanism, for windscreen wipers in particular, and a windscreen wiper device fitted with such a mechanism The transmission mechanism (M) allows the effective length (L) of the crank (6) to be varied to obtain a "parked position" of the windscreen wiper. The mechanism comprises an eccentric (9) secured to the shaft (3), this eccentric being mounted in a bore (... | 01/03/1989 |
| 4794820 | Marine drive twin lever remote control with interlock override A twin lever control actuator (10) operates push-pull cables (17, 17a) and has two sets of pulleys (12, 12a and 13, 13a) on opposite sides of a control body (11). Interlock structure (120-124, 126, 128, 132, 134) normally prevents movement of the shift le... | 01/03/1989 |
| 4793754 | Process for locking two screwed elements and elements for carrying out this process A process for mutually locking two elements screwed on one another, wherein it is provided that a portion of one of the elements covers a housing provided in the other element and overlaps an edge limiting said housing; said portion or a part thereof is t... | 12/27/1988 |
| 4793206 | Automatic tension regulating device for remote control wire A device is placed between an end of a control wire which operates a clutch device of an automobile and an operating device, in order to automatically eliminate slack and excessive tension in the control wire. A first link is connected to the wire. A seco... | 12/27/1988 |
| 4793199 | Electromagnetic precision rotary drive An electromagnetic precision rotary drive for a disk-shaped rotor. Along a peripheral annular zone of the rotor an armature band with a periodical pattern is disposed, which, within each period, varies continuously between the inner and the outer edge of ... | 12/27/1988 |
| 4793205 | Self-adjusting mechanical cable-control apparatus A self-adjusting mechanical cable-control apparatus 6 (FIG. 1) has one end 14 of the cable 1 connected to a pedal 3 by a slotted yoke 17 having a transverse coupling member 22 extending through a U-shaped aperture 21 in the pedal. A tubular spacer 23 of r... | 12/27/1988 |
| 4792324 | Friction drive belt composed of two cables and a plurality of spacers Rubberized V-belts used in early friction drives suffered from excessive losses and short wear life. Chains composed of links and pins used in later drives generate excessive noise and develop maldistribution of stress among the several links. The present... | 12/20/1988 |
| 4791827 | Cam device for pressure regulating valve In the conventional cam device for a pressure regulating valve, when the cam is rotated abruptly, a contact force between the roller and the cam surface decreases abruptly particularly during the cam return stroke. On the other hand, a rotational force al... | 12/20/1988 |
| 4790205 | Cable flexible joint A vehicle accelerator pedal push-pull type cable is connected from the accelerator pedal lever to the carburetor throttle lever through a support bracket that includes a flexible soft pliable sleeve type connector with a dumbell-like shape that permits ex... | 12/13/1988 |
| 4790209 | Impact energy absorbing steering wheel An impact energy absorber of a steering wheel is formed of a thin metal sheet and is disposed within a cover pad above a boss plate in a boss portion of the steering wheel. The impact energy absorber is composed of an annular base portion which is support... | 12/13/1988 |
| 4788884 | Apparatus for counteracting torsional stresses A vibration damping apparatus which is installed in the power train between the crankshaft of an internal combustion engine and the input shaft of a change-speed transmission in a motor vehicle has two coaxial flywheels which are rotatable relative to eac... | 12/06/1988 |
