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:
Jul. 18, 2000
Filed:
Oct. 08, 1998
Applicant:
Inventor:
Kurt Scherrer, Munsingen, CH;
Assignee:
USM U. Scharer Sohne AG, Munsingen, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05F / ;
U.S. Cl.
CPC ...
49200 ; 160191 ;
Abstract
A device for opening or lifting a door (22) that hangs down by a hinge (23) with a horizontal swivel axis is characterized by an elbow lever mechanism, which is operated by means of a spring element (21) and which can additionally be folded down in the area of its dead point when the door (22) is still hanging or which is at its maximum force transfer when the door (22) is swivelled up. The door should preferably also be able to be folded down.