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| Number | Title | Issue Date |
| 7182148 | Tool with motion and orientation indicators A tool has a housing; a display unit attached to the housing; and a motion detection unit operably coupled to the housing and to the display unit, wherein the motion detection unit is configured to detect linear and rotational motion of the housing, to generate a fi... | 02/27/2007 |
| 7043396 | Methods for measuring alignment in customized vehicles A method and apparatus for guiding an operator in the alignment of the wheels of an automotive vehicle which has been either modified from a original manufacturer configuration, or for which no previously established alignment settings are known. Initially, the oper... | 05/09/2006 |
| 6612152 | Lifting, servicing, and diagnosing automobiles A system for servicing a racing car or other car at a track, other race course, or similar destination employs an open platform for supporting the car by its tires in a horizontal position. The platform supports the car, and is itself supported by a crawl... | 09/02/2003 |
| 6571481 | Automatic low tire pressure detector A device for automatically detecting a change in inclination beyond a threshold level is provided. Preferably the change in inclination results from a reduction of pressure for a tire associated with a vehicle. In the preferred embodiment mercury tilt swi... | 06/03/2003 |
| 6499347 | Method for determining a component-specific wobble component within a multi-part assembly of parts, and master part for carrying out the method In the case of vehicle wheels the single-phase wobble may not exceed a certain maximum value if the vehicle is to satisfy certain demands of comfort. However, in this case it is of little use to measure the wobble of the vehicle brake disc and that of the... | 12/31/2002 |
| 6435044 | Axle measuring device and method A device and a method for axle alignment, in which an angle between a wheel of a vehicle and a reference direction is determined, the angle being determined using a transducer, which contains at least one rotation speed sensor. The transducer is set so th... | 08/20/2002 |
| 5864053 | Suspension rolling tester A suspension rolling tester is provided for measuring the movement of suspensions of wheels to be measured vehicle when the vehicle is rolled. The suspension rolling tester includes a roll input device and measuring devices, wherein the roll input device ... | 01/26/1999 |
| 5625953 | Clamping device for vehicle wheel alignment equipment A clamping device for mounting an alignment head to the hub of a vehicle which comprises a frame; a shaft upon which the head is mountable connected to the frame; a first clamping member connected to the frame and comprising a first groove for engaging at... | 05/06/1997 |
| 5604296 | Compliance tester A compliance tester tests the flexibility of a motor vehicle suspension system which includes a bush. The tester comprises first and second bases between which is defined a fluid chamber whose volume is variable upon a vertical movement of the second base... | 02/18/1997 |
| 5561244 | Method and apparatus for measuring the dynamic camber of vehicle tires An apparatus and method uses a pair of transducers, such as lasers, mounted on the tire/wheel assembly of a mowing vehicle for measuring the actual angles of camber experienced by the vehicle tire as the vehicle moves along an actual road surface. The pai... | 10/01/1996 |
| 5446967 | Mounting apparatus Apparatus adaptable for attaching to a plurality of lugs associated with a vehicular wheel assembly to enable mounting a wheel alignment instrument or other device adjacent to the vehicular wheel assembly, the apparatus including a plurality of lug engagi... | 09/05/1995 |
| 5179784 | Wheel alignment device A wheel alignment device having a frame, a plurality of abutment members fastened to the frame and extending outwardly therefrom, a bubble level fastened to the frame so as to provide an indication of inclination of the frame relative to vertical, and an ... | 01/19/1993 |
| 5111586 | Vehicle wheel alignment tools Vehicle wheel alignment tools are formed by a pair of upright posts supported from respective wheel by bracket mounting members. The top end portion of the respective post is provided with a horizontal and vertical slots for respectively receiving an edge... | 05/12/1992 |
| 5038485 | Method and apparatus for the measurement of wheel alignment A wheel alignment measurement system includes one single portable angle measurement instrument (10) which is connected to a stationary unit (14) via a line (12). The angle measurement instrument (10) includes a gyroscope unit supported in full cardanic ma... | 08/13/1991 |
| 5029395 | Electronically aided compensation apparatus and method A wobble run-out compensation system includes a compensation plate mountable with respect to a vehicle wheel. First and second manually operable adjusting members allow for independently adjusting the orientation of the compensation plate in first and sec... | 07/09/1991 |
| 5024001 | Wheel alignment rim clamp claw An improved claw for use in a wheel alignment rim clamp is disclosed. The claw as a curved bladelike tip which allows it to grip the rim of wheels including mag type wheels even when there is minimal clearance between the rim and its associated tire. The ... | 06/18/1991 |
| 5020231 | Wheel alignment tool A wheel alignment device comsists of a pair of identical tools. Each has a protractor with teeth mesh with a graduted gear at which an indicator points at. A string connects the protractors' centers. An equivalence has a protractor with teeth mesh with a ... | 06/04/1991 |
| 4879670 | Vehicle wheel alignment transducer, system and method A measuring apparatus for measuring a vehicle wheel alignment characteristic, such as camber, includes a transducer mountable with respect to a vehicle wheel. The transducer has a movable arm repetitively driven along its path of travel to and away from a... | 11/07/1989 |
| 4771546 | Device for ascertaining the camber and caster positions of vehicle front wheels A device for ascertaining the camber and caster positions of vehicle front wheels including a base frame having a depending plate freely pivotal on an axis normal to the base frame and a depending pointer freely pivoted to the plate on an axis normal to t... | 09/20/1988 |
| 4546548 | Device and method for measuring steering axis inclination or a steerable wheel A device and method for measuring the steering axis inclination of a steerable wheel is disclosed. The device includes an adaptor for mounting a caster-camber gauge to the wheel in a plane perpendicular to the axis of rotation of the wheel. The method inc... | 10/15/1985 |
| 4432145 | Apparatus for inspecting the geometry of the wheels of a vehicle This apparatus comprises, in combination, two similar devices disposed in opposite directions. The devices are adapted to be fixed respectively to the two opposite wheels of a vehicle and parallel to the latter. Each device comprises a first rigid hollow ... | 02/21/1984 |
| 4393599 | Leveling mechanisms for hand-held power drill A leveling mechanism having bubble levels is removably attachable to a hand-held power drill. In one form, the leveling mechanism includes a drive shaft coupled between the drill and a chuck for rotation therewith. The drive shaft is rotatably mounted to ... | 07/19/1983 |
| 4389793 | Wheel alignment apparatus An improved wheel alignment apparatus for the measurement in four-wheeled automotive vehicles, of caster, camber, toe, steering axis inclination, and track of the front and rear wheels. The apparatus, which is employed with the wheels of the vehicle setti... | 06/28/1983 |
| 4383370 | Wheel alignment system and method A wheel alignment system and method for determining the thrust line of a vehicle and employing the thrust line when positioning the steerable wheels of the vehicle to a plane parallel to the thrust line as well as during the determination of set-back betw... | 05/17/1983 |
| 4377038 | Truck wheel clamp with floating spindle plate A wheel clamp is disclosed for supporting a wheel aligning tool in a plane generally parallel to the plane of the wheel. The wheel clamp comprises two assemblies. The first assembly is a clamping frame which grasps the tire at three points along its perip... | 03/22/1983 |
| 4363175 | Truck wheel clamp A wheel clamp for supporting a wheel aligning device in a plane generally parallel to the plane of the wheel is disclosed. The wheel clamp includes a frame and a lower bracket attached to one end of the frame, said lower bracket having a support shaft pro... | 12/14/1982 |
| 4337581 | Target structure for use with an alignment apparatus A target structure for use with an alignment apparatus, such as a line of sight alignment apparatus for detecting the alignment of wheels of vehicles such as automobiles, truck tractors and trailers comprises an adjustable, wheel engaging and target suppo... | 07/06/1982 |
| 4335519 | Mirror mount for automotive alignment apparatus This mechanism includes a housing having three, equi-angular spaced, radially projecting arms which carry pivotal hook members that are releasably engagable with the rim of a wheel to secure the housing on the wheel for rotation therewith. Each hook membe... | 06/22/1982 |
| 4285136 | Wheel clamp A wheel clamp for mounting a wheel aligning tool on a wheel rim and in a plane parallel to that of the wheel rim is disclosed. A lower bracket, a center sliding bracket and an upper clamping bracket are all mounted on a pair of parallel rods. The lower br... | 08/25/1981 |
| 4271599 | Wheel camber and castor measurement apparatus Apparatus for use in measuring the camber and castor of a motor vehicle wheel comprises two slidably adjustable parallel rods which engage either the rim of the vehicle wheel or suspension members. A spirit level is used to measure the inclination of the ... | 06/09/1981 |
| 4255865 | Camber aligning tool A tool for checking the angle of camber of a vehicle wheel which includes a frame, a plurality of upper pin members removable from the frame, a lower pin member mounted on the frame, and indicator means disposed on the frame and providing an indication of... | 03/17/1981 |
| 4244112 | Apparatus to aid alignment of motor vehicle wheels An apparatus to aid in the aligning of motor vehicle wheels comprising a bar to engage a tire of the wheel, and two plate members attached to the bar to support the bar on a ground surface upon which the tire is resting and to maintain the bar parallel to... | 01/13/1981 |
| 4204333 | System and method for calibrating wheel alignment system sensors A system and method for calibrating a wheel alignment system to provide a compensating offset with respect to error from sensor devices involved therein.... | 05/27/1980 |
| 4192074 | On the fly run-out correction for vehicle alignment In a wheel alignment system, the error caused by run-out of the axis of a fixture that is clamped to the wheel and mounts gravity stabilized inclination sensors is corrected by continuously providing fixture axis inclination signals during rotation of the... | 03/11/1980 |
| 4185917 | Front wheel mirror mounting device alignment apparatus A mirror is mounted in the open end of a circular housing by means of a universal joint formed by a stud which projects from the rear of the mirror into a spherically-shaped knuckle joint that is seated at diametrally opposite sides in a pair of "Teflon" ... | 01/29/1980 |
| 4180915 | Runout compensation in vehicle wheel alignment measuring apparatus In certain wheel alignment measuring apparatus, a fixture is clamped to the rim of a wheel and an alignment sensor is pendulously mounted upon the fixture so that as the wheel is rotated the sensor will not rotate with the fixture. However, since the plan... | 01/01/1980 |
| 4167817 | Adaptor for mounting wheel alignment instruments on vehicular wheels A adaptor for mounting a wheel alignment instrument on a wheel has a frame provided with a slideway and a slide assembly on the slideway of the frame. Both the frame and the slide assembly have gripping elements that are capable of bearing against and gri... | 09/18/1979 |
| 4138825 | Method and apparatus for providing runout compensation An apparatus and a method of providing runout compensation for wobble present in the measurements made of the orientation of a rotary body relative to at least a pair of planes, and including at least a pair of sensors for providing measurements angularly... | 02/13/1979 |
| 4110913 | Automobile front end alignment equipment Automobile front end alignment equipment in which a platform comprised of a pair of trucks correlated for like orientation while free for universal movement on a horizontal surface, supports respective carriages for free swinging about respective vertical... | 09/05/1978 |
| 3963352 | Wheel alignment apparatus Wheel alignment apparatus for electrically indicating the alignment condition of a vehicle wheel in which there is sensing means, including an element adapted to be detachably secured to the wheel, for producing an electrical output dependent upon the ext... | 06/15/1976 |