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:
Dec. 01, 1992
Filed:
Apr. 30, 1990
Friedrich Hufnagel, Sulzbach-Rosenberg, DE;
Georg Weidner, Amberg, DE;
Siemmens Aktiengesellschaft, Berlin & Munich, DE;
Abstract
A manually operable circuit breaker having coupling terminals and a visible isolating gap which can be established only when the protective circuit breaker is open. The isolating gap is provided by an isolating module which is mountable on coupling terminals of the circuit breaker. The isolating module contains a removable isolating unit. The isolating unit can be removed only when the protective circuit breaker is open. In this way, the circuit breaker is provided with a visible isolating gap only when required.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile