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.

Date of Patent:
Nov. 19, 2019

Filed:

Mar. 26, 2015
Applicant:

Inventio Ag, Hergiswil, CH;

Inventors:

David Evans, Clayton, NC (US);

David Krampl, Vienna, AT;

Michael Matheisl, Vosendorf, AT;

Assignee:

INVENTIO AG, Hergiswil, CH;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B66B 23/00 (2006.01); E04H 9/02 (2006.01);
U.S. Cl.
CPC ...
B66B 23/00 (2013.01); E04H 9/021 (2013.01);
Abstract

An intermediate support structure for an escalator or moving walk having a dampening device with slots formed therein allowing a supported escalator truss to be free to move laterally to accommodate lateral displacement caused by story drift during an earthquake or seismic event.


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