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:
Jun. 07, 1994
Filed:
Apr. 29, 1993
Applicant:
Inventors:
Assignee:
Firma Carl Freudenberg, Weinheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M / ; F02D / ;
U.S. Cl.
CPC ...
123 / ; 137899 ;
Abstract
An intake pipe assembly for an internal combustion engine is described. The intake pipe assembly includes an intake pipe and a safety valve which can be brought into an open position by the presence of a pressure on the inside of the intake pipe which exceeds a pressure of the surrounding atmosphere.