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:
Aug. 06, 1991
Filed:
Feb. 22, 1990
Friedhelm Bangel, Oberhausen, DE;
Klaus Buchkremer, Hilden, DE;
Dieter Forster, Schillingsfurst, DE;
Achim Zimmermann, Muhleim, DE;
Heinz-Dieter Tremmel, Nuremberg, DE;
MAN Gutehoffnungshutte Aktiengesellschaft, Oberhausen, DE;
Abstract
A live steam passage of double-shell design for steam turbines is disclosed. According to the present invention, the steam passage is welded as a welded-in insert (1) onto the outer housing (9) of the turbine. The piston ring supoprt sleeve (2) with the piston rings (4) slides as a separate part in a sleeve (5), which the sleeve (2) is screwed onto the welded-in insert (1) with locking screws (3). A threaded ring (6) provided with a high collar holds the sleeve (5) in place in the inner housing (7) of the turbine. The live steam passage according to the present invention can be used in steam turbines, including throttle-controlled steam turbines with inner housings.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile