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 8727077 B1

PDF
Full Text
Expired
Date of Patent:
May. 20, 2014

Filed:

May. 11, 2010
Applicants:

Arttu Hult, Helsinki, FI;

Mika Olkkonen, Hyvinkaa, FI;

Inventors:

Arttu Hult, Helsinki, FI;

Mika Olkkonen, Hyvinkaa, FI;

Assignee:

Kone Corporation, Helsinki, FI;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D 51/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention relates to an elevator brake, said elevator comprising a hoisting machine () provided with at least a frame part () and a traction sheave (), and a brake drum () arranged to be rotatable with the traction sheave () and provided with a braking surface (), and a brake () having an effect on the rotary motion of the traction sheave (), said brake () comprising at least one brake block () provided with a braking surface, which brake block () has been arranged to act on the braking surface () of the brake drum () with a force directed substantially towards the braking surface (). To allow adjustment of the size of the air gap () between the braking surface of the brake block () and the braking surface () of the brake drum (), the brake () is provided with at least one eccentric adjusting element ().


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