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:
Sep. 23, 2003
Filed:
Feb. 02, 2001
Applicant:
Inventor:
Charles Lee, Shipstow-on-Stour, GB;
Assignee:
Matcon (R&D) Limited, , GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J 1/510 ;
U.S. Cl.
CPC ...
F16J 1/510 ;
Abstract
According to the invention there is provided a seal device ( ), for example for use with an obturating device such as a cone value ( ) of an intermediate bulk container ( ) (IBC) which is set down at a discharge station ( ) with a sealing arrangement therebetween so that when a lifting member such as a cone ( ) of the discharge station ( ) is operated to raise the cone valve ( ) and open a flow path for flowable material such as a powder from the IBC through the discharge station ( ). In order to provide a seal, the seal device ( ) of an elastomeric material, has an annular seal surface ( ) and means ( ) which enhances sealing by the sealing surface ( ).