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:
Mar. 25, 2008
Filed:
Jul. 16, 2004
Wesley E. Sund, Eden Prairie, MN (US);
Christina A. Nord, Shakopee, MN (US);
Fred C. Sittler, Excelsior, MN (US);
John Mcintire, Chanhassen, MN (US);
Wesley E. Sund, Eden Prairie, MN (US);
Christina A. Nord, Shakopee, MN (US);
Fred C. Sittler, Excelsior, MN (US);
John McIntire, Chanhassen, MN (US);
Rosemount Inc., Eden Prairie, MN (US);
Abstract
An improved pressure transducer is disclosed. The transducer includes a connector, an enclosure, a sensor portion, and an external heater disposed to heat the sensor portion. In some aspects, the sensor portion includes a sensor constructed from a brittle material and does not employ any fill fluid within the sensor. In another aspect, the invention includes a kit that adapts non-heated high purity vacuum transducers for heated use. The kit includes a connector portion and a heater portion that is coupled to the connector portion. The connector portion may also include one or more indicators.