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:
Jan. 08, 1980
Filed:
May. 19, 1978
Applicant:
Inventor:
Jean-Pierre Pollet, Arnouville les Gonesse, FR;
Assignee:
Societe d'Etudes de Machines Thermiques S.E.M.T., Saint-Denis, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01P / ;
U.S. Cl.
CPC ...
123 4176 ; 123 4141 ; 123 4177 ; 123 4185 ; 1231 / ; 123189 ;
Abstract
The invention provides a mushroom valve housing comprising a cage (1) and a guide (2), Cage (1) comprises legs (3, 4, 5, 6) supporting a valve seat (7) containing an annular space (8). Guide (2) has an annular cavity (9) with two sections (9a, 9b) communicating with space (8) by passages (11 to 14). One passage (12) among the two passages (11, 12) connected to a same section (9b) freely opens into this section whereas the other passage (11) communicates directly with the other section (9a), the passages (11, 13) of two diametrically opposite legs (3, 5) communicating with a same section (9a).