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:
Feb. 08, 2005
Filed:
Jun. 20, 2001
Oliver Daniel Hodge, Winslow, GB;
Oliver Daniel Hodge, Winslow, GB;
Molins, plc, Milton Keynes, GB;
Abstract
A check rod () for apparatus for measuring properties of longitudinally permeable rods, the check rod () comprising a hollow cylindrical body () having first, second and third transverse walls (); a first chamber () defined by body () and the first and second transverse walls (); a second chamber () defined by body () and the second and third transverse walls (); at least one first ventilation window for air to flow laterally into chamber (); at least one second ventilation window for air to flow laterally into chamber (); and tubes () which are open at each end and provide for laminar air flow therethrough which is the only flow of air through the transverse walls, said tubes comprising at least one short tube () which passes through wall () and opens into chamber (); at least one intermediate length tube () which passes through walls () and opens into chamber (), and at least one long tube () which passes through all walls () to allow passage of air through the full length of the check rod.