The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 02, 1976
Filed:
Sep. 13, 1974
James William Akkerman, Houston, TX (US);
Jon Derek Akkerman, South Houston, TX (US);
Other;
Abstract
Dynamometer apparatus for measuring the performance of a wheeled vehicle comprising: a support assembly on which the vehicle may be supported; power absorption apparatus mounted on the support assembly for engagement with at least one wheel of the vehicle; a pump connected to the power absorption apparatus for producing a fluid pressure in response to the torque produced by the vehicle wheel; speed measuring apparatus mounted on the support for engagement with the vehicle wheel to indicate the surface speed thereof; and indicator apparatus connected to the pump and the speed measuring apparatus for correlating fluid pressure and surface speed with the performance of the vehicle.