U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Patent No. 6637829

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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Class 464/86 - Axially extending torsion bars


Subclass of Class 464 - Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts
Definition: Subject matter wherein said elements are each in the form
No. of patents: 14
Last issue date: 03/03/2009


NumberTitleIssue Date
7497781Variable stiffness flexible joint
A structure that positions rotating shafts and allows continuing transmission of rotary motion between shafts or shaft segments that are not aligned with one another or that may from time to time become misaligned. The invention reduces the undesirable effect of tor...
03/03/2009
7275332Multi-axis positioning apparatus
An apparatus for supporting a platform (84) relative to a base (82), has first, second, and third flexible shaft couplings (80). Each flexible shaft coupling (80) is mechanically coupled between the platform (84) and the base (8...
10/02/2007
7150212Torque screwdriver
A torque screwdriver including a handle formed with a window. An indicator is disposed in the handle near the window. A scale is axially movably mounted in the handle. The scale is drivingly connected with a compression mechanism disposed at one end of the handle an...
12/19/2006
6997446Spring member for rotational action
The rotational spring includes a base member which is in the form of a ring and includes elements for fixedly attaching it to a body of an appliance, such as a power toothbrush, which includes a drive element such as a drive shaft portion of a motor. Also included i...
02/14/2006
6318923Stable bi-axial pivot flexure coupling
A coupling comprises blade flexures that connect two end members through which control rods extend to cross members that are attached near the mid-points of the blade flexures, providing stable-linear load reaction means for use as end pivots for linkages...
11/20/2001
6203238Shaft coupling with axial alignment
A shaft coupling for connecting two shaft ends to transmit torque. Each shaft end has a recess or a projection. A projection on one shaft end projects into the recess in the other shaft end and their cooperating side walls transmit torque. A centering dev...
03/20/2001
6098726Torque transmitting device for rotary drill bits
A torque transmitting device for use with a rotary drill bit connected to a drill collar, comprises a first member connected to the drill collar, a second member connected to the drill bit, and coupling means connecting the two members together for rotati...
08/08/2000
5041060Flexible coupling
A one piece, mechanical, flexible coupling for interconnecting driving and driven shafts, which is capable of accommodating separate or combined angular, skewed or parallel shaft misalignments and axial shaft movements while permitting limited torsional o...
08/20/1991
4467173Welding head for narrow gap welding
A welding head for narrow gap welding is provided with a flat contact nozzle which is pivotable laterally with respect to the longitudinal extent of the gap by being journaled in a similarly flat nozzle holder by means of a shaft which is substantially pa...
08/21/1984
4432739Spring steel liquid-damped shaft coupling
A spring steel, liquid-damped shaft coupling in which the torque is transmitted between an inner part and an outer part coaxial therewith by means of radial spring elements disposed in discrete liquid-filled chambers, the liquid in any chamber being displ...
02/21/1984
4176522Torque monitor
A torque responsive apparatus for controlling a fluid actuated control device includes a first shaft connected to a drive motor and a second shaft connected to the first shaft through a coupling device that controls fluid pressure in a hydraulic control s...
12/04/1979
4149391Flexible drill pipe
According to the invention a flexible drill pipe constructed of a closed pitch cylindrical spiral coil of wire rod, a female tool joint is attached to one end of the coil of wire rod and a male tool joint is attached to the other end. A plurality of wire ...
04/17/1979
4122689Flexure-pivot assemblies and methods of making them
A flexure-pivot for providing resilient restraint that opposes relative angular displacement between two members involves two flat springs, that are held at one end between pairs of pins carried by one member and at the other end between pairs of pins car...
10/31/1978
3950964Support assembly of vertical rotor
A support assembly of the vertical rotor comprises a drive shaft connected with the rotor shaft by means of an elastic support which provides the rotor with self-centring in the course of its rotation. This support is formed by two groups of elastic components...
04/20/1976
 
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