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. 06, 1994
Filed:
Apr. 28, 1994
Applicant:
Inventor:
Johannes De Jong, Jarvenpaa, FI;
Assignee:
Kone Elevator GmbH, Baar, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B / ;
U.S. Cl.
CPC ...
187372 ; 188 722 ; 187376 ;
Abstract
A safety gear e.g. for an elevator car or counterweight, comprises at least one wedge chamber (8) and at least one working wedge (9) acting on an elevator guide rail (30) and activated by a transmission element. For each working wedge (9), the safety gear has at least one counter wedge (10) moving along guide surfaces (14 and 39) provided in the wedge chamber (8). The counter wedge (10) of a working wedge (9) is on the same side of the guide rail as the working wedge (9) in question.