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. 10, 2021
Filed:
Sep. 14, 2017
Applicant:
Eaton Intelligent Power Limited, Dublin, IE;
Inventor:
Marcel Van Dijk, CH Enschede, NL;
Assignee:
EATON INTELLIGENT POWER LIMITED, Dublin, IE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2021.01); G02B 7/00 (2021.01); H01H 1/00 (2006.01); H01H 9/02 (2006.01);
U.S. Cl.
CPC ...
G02B 7/007 (2013.01); H01H 2001/0021 (2013.01); H01H 2009/0292 (2013.01);
Abstract
A sight glass for mounting in a hole, provided with radially inwardly extending protrusions, in a sheet material wall of a housing, for example a switchgear housing, includes: a body with a mounting surface and a cylindrical wall arranged on the mounting surface and extending perpendicularly from the mounting surface; a plurality of L-shaped slots in the radially outer surface of the cylindrical wall; and a gasket arranged on the mounting surface, the gasket enclosing the cylindrical wall. The body and cylindrical wall are of a monolithic transparent material.