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:
Feb. 24, 2009
Filed:
Nov. 21, 2006
Applicants:
Juergen Jung, Herborn, DE;
Joerg Stanzel, Wetzlar, DE;
Inventors:
Juergen Jung, Herborn, DE;
Joerg Stanzel, Wetzlar, DE;
Assignee:
Hilti Aktiengesellschaft, Li-9494 Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02G 15/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A vacuum housing includes a cylindrical section, a flange, and a ring arranged concentrically with the cylindrical section and forming part of the flange, with the ring being formed of a harder material than the remaining of the housing, and having an annular knife edge extending in an axial direction and in a direction away from the cylindrical section, with the knife edge forming part of the flange surface.