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.:

US 7631436 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 15, 2009

Filed:

Mar. 12, 2008
Applicant:

Jürgen Henschel, Annweiler, DE;

Inventor:

Jürgen Henschel, Annweiler, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 9/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

A spirit level () includes a profiled body with lateral surfaces (), end faces or areas (), and longitudinal surfaces () that form measuring surfaces running between the lateral surfaces, which project laterally over the lateral surfaces with their longitudinal edges (), as well as at least one position sensor, such as a vial (). In order to carry out a verification of horizontality or verticality not only in the conventional way, but especially also to assist in maintaining intervals in assembled brickwork, it is proposed to provide a uniform series of indentations () within at least one longitudinal edge.


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Henschel, Jürgen. (2009). Spirit level (U.S. Patent No. 7631436). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7631436

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