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:
Jun. 01, 1982

Filed:

Apr. 27, 1981
Applicant:
Inventors:

Otto Bauer, Munich, DE;

Leonhard Eberl, Unterschleissheim, DE;

Gerhard Geyer, Munich, DE;

Max Straubel, Stuttgart, DE;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M / ; F02M / ;
U.S. Cl.
CPC ...
123502 ; 123501 ; 464-2 ; 464-5 ;
Abstract

An injection timing device is proposed for internal combustion engines, by means of which the mutual rotary position of the output shaft with respect to the input shaft can be varied in dependence on the speed and on at least one further operating parameter. The timing device comprises flyweights, operating in dependence on the speed against the force of resetting springs, and hydraulically operated control elements which engage the flyweights, these control elements, which are effective radially toward the outside, being accommodated within the timing element. By changing the position of the control elements, the radial position of the flyweights, which otherwise is determined only by centrifugal force, can be additionally varied in dependence on at least one further operating parameter of the engine, preferably the load, in order to correct the instant of injection.


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