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:
Sep. 21, 1982

Filed:

Mar. 25, 1981
Applicant:
Inventor:

Dennis M King, Peoria, IL (US);

Assignee:

Caterpillar Tractor Co., Peoria, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02D / ;
U.S. Cl.
CPC ...
123364 ; 123367 ; 123343 ;
Abstract

Governors for diesel engines use a torque-spring to control the slope torque-rise curve as the rack actuator moves between the balance point and full load position. At present, it is difficult to adjust the torque spring mechanism to obtain the correct amount of rack movement between these positions. In the present invention, a first adjustment screw (33) is engageable with the torque spring (20), a second adjustment screw (34) is engageable with a fixed stop member (24), and a means (40) concurrently moves the first screw (33) in spring-deflecting engagement with the torque spring (20) and moves the second screw (34) towards engagement with the stop member (24) in response to fuel-increasing movement of the rack actuator (12), with further fuel-increasing movement of the rack actuator (12) being prevented by engagement of the second screw (34) with the stop member (24).


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King, Dennis. (1982). Torque spring adjustment mechanism (U.S. Patent No. 4350127). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4350127

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