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 6972387 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 06, 2005

Filed:

Dec. 03, 2004
Applicant:

Denis Berthaud, Saint Michel, FR;

Inventor:

Denis Berthaud, Saint Michel, FR;

Assignee:

Schneider Electric Industries SAS, Rueil-Malmaison, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H009/28 ;
U.S. Cl.
CPC ...
Abstract

Maintained contact push-button, particularly an emergency stop button, provided with a padlocking accessory. The button has a barrel and a movable head. The accessory has a sleeve fixed with respect to the barrel and having an inner shape matching the upper part of the barrel, and a movable ring. The ring has at least one aperture for the passage of padlocks on its upper edge, and is mounted on the outside of the sleeve so that it can move between a lower inactive position and an upper active position, by a movement which is limited by means of stop elements, in such a way that the head is left free in the lower position and the upper edge of the ring rises above the head in the upper position.


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