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.

Date of Patent:
Feb. 01, 1983

Filed:

Sep. 15, 1980
Applicant:
Inventor:

Derek Brown, Eighton Banks, Gateshead 9, Tyne & Wear NE9 7BP, GB;

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D / ;
U.S. Cl.
CPC ...
123352 ; 123357 ; 123360 ; 180176 ;
Abstract

A motor vehicle with power take-off apparatus is equipped with an arrangement for automatically controlling the rate of supply of fuel to an internal combustion engine which drives the power take-off output shaft. This arrangement has a sensor which produces pulses at a repetition speed proportional to the speed of rotation of the power take-off output shaft, and circuitry which provides an output signal at one binary level if the sensed speed of rotation rises higher than a first reference speed on increasing from zero, and at the other binary level if the sensed speed of rotation falls below a second, lower reference speed on decreasing from above the first reference rate. This binary signal is used to control the state, energized or de-energized, of a solenoid which in turn controls, directly or indirectly, a mechanical device which acts on the flow of fuel to the engine. The road speed of the vehicle can be limited automatically in the same way.


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