Bizarre Patents
Decorative Jeweled Wheel Cover
An improved wheel is provided wherein decorative items such as gem stones are embedded in either the wheel surface, a special mounting section attached to the wheel surface, or to a spoke strap that wraps around each spoke and positions embedded gem stones on the outside surface of the spoke.
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| Number | Title | Issue Date |
| 5016871 | Exercise machine resistance controller The speed of operating structure of an exercise machine is sensed and rotates a worm gear interconnected to a reduction gear assembly to rotate a driver at a preselected rate. The driver is interconnected to drive a cam surface upon which a cam follower r... | 05/21/1991 |
| 5009123 | Camshaft A camshaft comprising a steel shaft and a plurality of cam pieces fitted on the shaft. The cam piece is made from a sintering alloy material and bonded to the shaft by sintering. The shaft has pin-receiving holes perpendicular to the axis of the shaft. Th... | 04/23/1991 |
| 5007165 | Method of producing a cam shaft A method of producing a cam shaft or a similar member that has a core pipe upon which are secured, via expansion of the core pipe, components that are spaced from one another and have a precribed position on the core pipe, with the expansion of the core p... | 04/16/1991 |
| 5007302 | Alignment apparatus for a stroke controlling mechanism of a machine tool An alignment apparatus for a stroke controlling mechanism having a cam shaft with a number of cams disposed around the cam shaft includes one or more circular lines and one or more sets of circular lines formed around the cam shaft. One or more longitudin... | 04/16/1991 |
| 4998955 | Assembled camshaft A camshaft having a steel shaft and cam pieces made from a sintering iron-base alloy material and fixed to the shaft by sintering. Prior to sintering, the green or pre-sintered cam piece is fitted on the shaft and positioned by a steel positioning pin, wh... | 03/12/1991 |
| 4996768 | Camshaft installation method A method for guiding a camshaft into place in an engine includes using a tool which includes a cylindrical sleeve or body having a smooth outer surface of slightly smaller diameter or no larger than the bearing surfaces of the camshaft. An alignment pin h... | 03/05/1991 |
| 4995353 | Valve train with lash/compliance compensation Modified cams and cam followers are designed to remove lash arising from clearances and compliance in valve train components. The cam followers have a crowned cam contacting surface having a crest, and the cams have a relief formed in a part of the base c... | 02/26/1991 |
| 4993282 | Assembled shaft, especially camshaft, crankshaft or driveshaft An assembled shaft, especially a camshaft, crankshaft or driveshaft, consisting of a tubular member and individually slid-on driving elements attached in an essentially force-locking way by hydraulically expanding the tube in portions, with an increased t... | 02/19/1991 |
| 4979406 | Cam with sinusoidal cam lobe surfaces This cam has a cam lobe having opposite sinusoidal surfaces which have two rises and two reverse rises or two dips in 360° of each sinusoidal surface with the rises in one such surface being opposite to the reverse rises in the other such surface, which ... | 12/25/1990 |
| 4977793 | Plastic stabilized composite camshaft A plastic stabilized composite camshaft and method. In one version, a hollow polished tube is positioned within appropriately aligned and fixtured annular cam elements having interior protrusions that increase in size toward the tube axis and a flowable, ... | 12/18/1990 |
| 4969262 | Method of making camshaft A method of making a camshaft of the type having a cam piece composed of outer and inner layers which comprises the steps of molding a green cam piece in a manner that the outer and inner layers are respectively made from powders of outer-layer and inner-... | 11/13/1990 |
| 4967617 | Composite shaft with integral drive elements A hollow shaft composed of individual tube portions and provided with cams and end pieces, the individual tube portions preferably being interconnected by plastic expansion of the inner elements and elastic expansion of the outer elements. It is also poss... | 11/06/1990 |
| 4958531 | Mechanism for transmitting rotational motion from one shaft to another A mechanism for transmitting rotational motion from one shaft to another includes a link which is constrained to move in an orbital path, an input shaft is connected to the link so that rotation of the input shaft will cause the link to move in its orbita... | 09/25/1990 |
| 4955330 | Cam drive mechanism for internal combustion engine Disclosed is a mechanism for use to progressively vary the angular relationship of the cam shaft of an internal combustion engine relative to the crank shaft of this engine. The mechanism comprises a first disk provided with two radially extending cavitie... | 09/11/1990 |
| 4949683 | Tubular camshaft with lubricant passages A camshaft comprises a hollow tubular shaft (1) and an inner member (10) which may be in the form of a tube. The inner member is inserted within the tubular shaft so that a lubricant guiding space is defined between the tubular shaft and the inner member.... | 08/21/1990 |
| 4947547 | Method of manufacturing a camshaft A camshaft for controlling valves in internal combustion engines includes a shaft and at least one cam slid onto and connected to the shaft. The cam has a recess for receiving the shaft. The recess has at least one radially inwardly directed projection wh... | 08/14/1990 |
| 4936630 | Chair adjuster An improved mechanism for adjusting the angle of inclination of the back-rest of a seat includes an elongated support arm for the back-rest, pivoted in the region of its lower end upon a transverse, generally horizontal pivot, a pair of complementary cams... | 06/26/1990 |
| 4934204 | Force translating and amplifying linkage A new compact linkage for translating rotary input force to amplified linear output force includes two force applying members which move apart relatively during operation of the linkage. A strut is pivotally attached at one end to each of the force applyi... | 06/19/1990 |
| 4926707 | Actuator for automotive door locking device Actuator for locking device of doors and trunks of automobiles comprising a rotating member that is rotated by a power source; a cam groove formed in the rotating member; a cam follower that moves along the cam groove; and a displacement member which moves bet... | 05/22/1990 |
| 4927688 | Cast-iron element A cast-iron element with a non-iron interior area utilizes a molding core formed of a glass material, which may be tubular or solid and may, as desired, be entirely enclosed within the casting.... | 05/22/1990 |
| 4922785 | Tubular camshaft assemblies and the like Camshaft assemblies are disclosed with methods for making them by the expansion of tubular shafts into prelocated cams, journals and other elements, if desired. Features of the camshafts include trilobe or polylobe element openings, preferably splined or ... | 05/08/1990 |
| 4917058 | Method of reducing pumping losses and improving brake specific fuel consumption for an internal combustion engine A method is provided for improving the performance of an internal combustion engine, comprising the steps of inducting a charge of fluid into the combustion chamber of the engine, holding the intake valve of the combustion chamber open during a portion of... | 04/17/1990 |
| 4905538 | Camshaft A camshaft of a valve operating system for an internal combustion engine, is formed of iron-based alloy casting and has cam sections, each of which is in slidable contact with a heat resistant tip of a rocker arm. The cam section is formed at its surface ... | 03/06/1990 |
| 4906037 | Externally accessible, clutching adjustable keeper mechanism An externally accessible, clutching adjustable latching mechanism is provided having an adjusting assembly which permits the latching mechanism to be mounted over a greater range of depths than conventional adjusting mechanisms and controls the amount of ... | 03/06/1990 |
| 4905800 | S-cam for drum brake An improved S-cam (100) for expanding internal shoe (20) drum brakes (10) is provided. The working surfaces (116) of the S-cam are provided at their ends with an extremely high rise/low mechanical advantage portion (122) providing a warning ramp to indica... | 03/06/1990 |
| 4903543 | Camshaft for controlling valves in internal combustion engines and method of manufacturing the camshaft A camshaft for controlling valves in internal combustion engines includes a shaft and at least one cam slid onto and connected to the shaft. The cam has a recess for receiving the shaft. The recess has at least one radially inwardly directed projection wh... | 02/27/1990 |
| 4903936 | Throttle valve actuator including separate valve driving devices In a throttle valve actuator, there are provided a first spline gear driven by a motor in a sliding operation, a second spline gear meshed with the first spline gear for rotating a shaft of a throttle valve device, a housing for rotatably supporting the s... | 02/27/1990 |
| 4901821 | Motor operator for a stored energy operating mechanism A motor operated mechanism for transferring energy to the energy storing mechanism of a circuit breaker of the type which utilizes the energy to close the primary contacts of the circuit breaker. The mechanism includes a motor for driving a cam and follow... | 02/20/1990 |
| 4899615 | Device for assembling a cam member with a cam shaft A cam member is formed with an axial bore slightly larger than the outer diameter of a cam shaft so as to enable easy insertion of the cam shaft therein when forming an assembly. A recess is provided between the axial bore and the cam shaft and a joinder ... | 02/13/1990 |
| 4895045 | Differential camshaft A camshaft arrangement including a pair of cams (7, 8 ) mounted on the same camshaft (1) with at least one of the cams rotatable relative to the camshaft (17) and with the cams (7, 8) maintained at a given axial spacing on the camshaft (1), a differential... | 01/23/1990 |
| 4886022 | Engine valve driving apparatus Engine valve driving apparatus having a camshaft and a radially movable cam supported on the camshaft. A support is fixed to the camshaft. Both the movable cam and the fixed support are formed with holes, whose axes coincide with each other when the movab... | 12/12/1989 |
| 4882825 | Method of connecting a tubular member with an annular member A method of securing a tubular member within an annular cam member for the manufacture of a cam shaft is provided, including the steps of forming a cam member from sintered materials with at least two axially extending grooves being provided in the inner ... | 11/28/1989 |
| 4881680 | Process for the production of a composite camshaft A process for the production of composite camshafts comprises the selective positioning of a plurality of cam elements on a camshaft and orienting the cam elements at a desired location with respect to the central axis of the shaft and thereafter securing... | 11/21/1989 |
| 4880477 | Process of making an austempered ductile iron article An austempered ductile iron alloy with a mixed austenitic-bainitic structure is made by a method which enables the iron to withstand high cyclical stresses while having a high resistance to abrasion. Articles such as automobile roller-follower camshafts t... | 11/14/1989 |
| 4876916 | Cast shafts, particularly camshafts An elongated generally cylindrical iron shaft is cast as a single piece. The shaft has a longitudinal axis and has a centrally disposed longitudinal hollow channel extending completely therethrough along the axis. The shaft has a plurality of transverse c... | 10/31/1989 |
| 4876794 | Variable mechanical advantage device utilizing a radial cam This invention relates to radial cams and tools utilizing radial cams. The radial cam includes a flat plate having at least a first flat surface and a spiral groove therein having a spiral track formed of a plurality of tracks having progressively smaller... | 10/31/1989 |
| 4875270 | Method of securing parts to a hollow member A method and apparatus for securing one or more parts, each of which is provided with an opening, to a hollow member. In the starting state, the inner diameter of the opening of the parts is greater than the outer diameter of the surface provided on the h... | 10/24/1989 |
| 4870872 | Cam mechanisms A cam mechanism includes a cam shaft, a cam mounted on said cam shaft, the cam being capable of limited relative rotation with respect to the cam shaft and damping means being provided to control the extent of rotation of the cam relative to the cam shaft... | 10/03/1989 |
| 4867004 | Small-diameter and long-length expansion sensor A cylindrical sensor for the sectional expansion of hollow shafts by exerting fluid pressure includes a sensor body to be disposed in a hollow shaft. The sensor body has an end and includes a sensor surface having sections corresponding to sections of the... | 09/19/1989 |
| 4862843 | Valve timing control device for use in internal combustion engine A valve timing control device includes a rotatable shaft, a housing including a timing wheel axially immovable but angularly movable with respect to the timing wheel, a piston disposed coaxially with the rotatable shaft and the timing wheel, a hydraulic c... | 09/05/1989 |
