U.S. patents available from 1976 to present.
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Patent No. 5823572

Self Defense Weapon With Memo

A self defense weapon formed as a memo pad and which is easily held by a person's fingers, therefore making it possible to provide protection from a mugger and also to quickly and easily write a record or a message without failure of missing or forgetting significant information under a stressful situation.

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Class 73/670 - Treadmill


Subclass of Class 73 - Measuring and testing
Definition: Subject matter wherein at least one wheel of a vehicle furnishes
No. of patents: 8
Last issue date: 06/09/2009


NumberTitleIssue Date
7543487Traveling test apparatus provided with flat-belt mechanism for vehicle
A traveling test apparatus for a vehicle includes a flat-belt mechanism that includes a first pair of rollers, and a first endless belt wound around the first pair of rollers, the flat-belt mechanism being configured such that at least one tire of the vehicle contac...
06/09/2009
7302825Vehicle suspension testing and demonstrating
A suspension testing or demonstrating apparatus includes a first section of track having a first undulation that displaces a wheel of the vehicle by a first predetermined amount when the wheel traverses at least a portion of the first undulation. A second section of...
12/04/2007
7213449Flat track chassis dynamometer
A chassis dynamometer for use with a test vehicle such as a snowmobile is provided. First and second spaced apart rolls support the test vehicle. A belt is arranged around the first and second rolls and rotationally couples the rolls to one another. The belt include...
05/08/2007
7181971Automotive rattle detection system
A rattle and noise detection system useful for a large variety of automotive vehicles is provided. The vehicles are examined in a stationary position with one of their tires having been driven onto said detection system. This tire rests against a roller assembly dri...
02/27/2007
7168307Road test simulator with plural rollers
A road test simulator having four rollers, each provided with an uneven surface coating, and four asynchronous motors, each of which drives one of the rollers. ...
01/30/2007
7007548Road test simulator with plural rollers
A road test simulator having four rollers, each provided with an uneven surface coating, and four asynchronous motors, each of which drives one of the rollers. ...
03/07/2006
5369974Suspension tester and method
The apparatus and method of the present invention is designed for testing dampers of a motor vehicle without removing the dampers from the vehicle. The apparatus includes a movable support for contacting the bottom surface of a tire associated with a damp...
12/06/1994
4543826Ultrasonic acoustic imaging apparatus
Acoustical images are generated by frequency demodulating an electrical signal having frequency deviations corresponding to the scattering properties of a media supporting acoustic pulse propagation against which the signal is projected. The system includ...
10/01/1985
 
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