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:
Aug. 28, 2018

Filed:

Mar. 28, 2017
Applicant:

Faurecia Systemes D'echappement, Nantere, FR;

Inventors:

Gilbert Delplanque, Sochaux, FR;

Julien Cambillard, Belfort, FR;

Alain Mercier, Nommay, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 1/00 (2006.01); F02D 9/10 (2006.01); F02D 9/04 (2006.01); F16K 1/22 (2006.01); F16K 31/04 (2006.01); F02M 26/54 (2016.01); F02M 26/67 (2016.01);
U.S. Cl.
CPC ...
F02D 9/1065 (2013.01); F02D 9/04 (2013.01); F02D 9/107 (2013.01); F02M 26/54 (2016.02); F02M 26/67 (2016.02); F16K 1/221 (2013.01); F16K 31/043 (2013.01);
Abstract

A valve comprises a coupling device having a driven member bound to the drive shaft of a flap, a driving member bound to an output shaft of an actuator, and an elastic member. The driving member comprises attachments that hooks up the elastic member to the driving member in a temporary position in which the elastic member is elastically loaded. The driven member comprises at least one release member that at least partly releases the elastic member of the attachments when the coupling device is brought to an intermediate state or the elastic member, when the coupling device is in the intermediate state, may be at least partly released from the attachments. The elastic member once released, adopts a definitive use position under the effect of relaxation of the elastic load, the coupling device then adopting the operational state.


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