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:
Oct. 01, 1991
Filed:
Apr. 10, 1990
Applicant:
Inventor:
Hans-Peter Uffmann, Aachen, DE;
Assignee:
Krings Verbau GmbH, Heinsberg-Dremmen, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E02D / ;
U.S. Cl.
CPC ...
405282 ; 248357 ;
Abstract
The trench assembly comprises shoring plates supporting the side walls of the trench, vertical posts holding the shoring plates and at least one spindle or shore for the support of two oppositely located posts, the plates, include respective front sides pressed against the associated posts and curved in the vertical plane so that they can roll on the posts when the assembly is lowered.