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:
Jul. 17, 1990
Filed:
May. 11, 1988
Applicant:
Inventors:
Wolfgang Jitschin, Borgholzhausen, DE;
Peter Rohl, Berlin, DE;
Assignee:
Physikalisch-Technische Bundesanstalt, Braunschweig, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ; G01L / ;
U.S. Cl.
CPC ...
73431 ; 73700 ;
Abstract
A transporter for a rotor of a gas friction vacuum pressure meter comprises a housing accommodating the rotor; an ambient surrounding the metallic rotor within the housing during transport and being non-reactive with the rotor; and an arrangement for protecting the metallic rotor within the housing from physical and mechanical damage during transport.