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:
Aug. 09, 1988
Filed:
Oct. 08, 1986
Applicant:
Inventor:
Siegfried Glang, Hamburg, DE;
Assignee:
Phoenix Aktiengesellschaft, Hamburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D / ;
U.S. Cl.
CPC ...
405152 ; 52396 ; 277205 ; 2772 / ; 405135 ;
Abstract
A sealing profile made of rubber or a rubber-like material for sealing tunnel segments provided with peripherally extending recesses. The profile includes grooves extending parallel to each other on the base side in the longitudinal direction, angled lateral sides, and plane-surfaced top and base surfaces. Ducts extend in the longitudinal direction within the profile and are arranged in a plurality of rows. The ducts have an approximately equal spacing between each other both within each row and from one row to another.