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:
Nov. 19, 2002
Filed:
Nov. 06, 2000
Applicant:
Inventors:
Michael Dettmers, Kamen, DE;
Ulrich Hilker, Lünen, DE;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21D 1/700 ; E21D 1/544 ;
U.S. Cl.
CPC ...
E21D 1/700 ; E21D 1/544 ;
Abstract
It is provide in a powered support frame, for large seam thicknesses with controlled gap sealing, that double acting gap cylinders ( ) of several gap sealing elements ( ) on a powered support frame are connected to a common pressure feed line ( ) and to a common pressure return line ( ) and are impacted with a uniform pressure when the gap sealing elements are to be extended.