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:
Mar. 12, 2019

Filed:

Aug. 22, 2017
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Sarah M. Drewery, Winchester, GB;

Colin Holyoake, Braishfield, GB;

David J. Tolley, Southampton, GB;

Julian D. Williams, Ringwood, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01); H02G 3/38 (2006.01); E04F 15/024 (2006.01);
U.S. Cl.
CPC ...
H05K 7/20836 (2013.01); E04F 15/02405 (2013.01); H02G 3/385 (2013.01); F24F 2221/40 (2013.01);
Abstract

A flooring element is used in a raised floor having removable flooring panels and a supporting structure and having a load bearing surface. The flooring element includes a roll of flexible sheet material mounted on the flooring element. The flooring element may include a flooring stringer or an insert. After removal of an overlying flooring panel to reveal an opening to a sub-floor void, the roll of flexible sheet material may be extended from the roll and affixed to an attachment means at an opposite side of the opening so as to substantially cover the opening and provide a warning of a removed panel.


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