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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 9427085 B1

PDFFull Text
Date of Patent:
Aug. 30, 2016

Filed:

Feb. 18, 2015

Chair arm assembly

Applicant:

Steelcase Inc., Grand Rapids, MI (US);

Inventors:

Robert J. Battey, Middleville, MI (US);

Richard N. Roslund, Jr., Jenison, MI (US);

Nathan McCaughan, Grand Haven, MI (US);

Pradeep Mydur, Grand Rapids, MI (US);

Assignee:

Steelcase Inc., Grand Rapids, MI (US);

Attorney:

Price Heneveld LLP

Primary Examiner:

Rodney B White

Int. Cl.
CPC ...
A47C 1/024 (2006.01); A47C 3/026 (2006.01); A47C 7/54 (2006.01); A47C 1/032 (2006.01); A47C 7/24 (2006.01); A47C 7/46 (2006.01); A47C 31/02 (2006.01); A47C 1/03 (2006.01); A47C 3/30 (2006.01); A47C 7/02 (2006.01); A47C 7/14 (2006.01); A47C 7/18 (2006.01); A47C 7/40 (2006.01); A47C 1/14 (2006.01); A47C 7/00 (2006.01); A47C 7/44 (2006.01); A47C 5/00 (2006.01); A47C 5/12 (2006.01); B68G 7/12 (2006.01);
U.S. Cl.
CPC ...
A47C 1/032 (2013.01); A47C 1/024 (2013.01); A47C 1/03 (2013.01); A47C 1/03255 (2013.01); A47C 1/03261 (2013.01); A47C 1/03266 (2013.01); A47C 1/03272 (2013.01); A47C 1/14 (2013.01); A47C 3/30 (2013.01); A47C 5/00 (2013.01); A47C 5/12 (2013.01); A47C 7/004 (2013.01); A47C 7/006 (2013.01); A47C 7/022 (2013.01); A47C 7/14 (2013.01); A47C 7/185 (2013.01); A47C 7/24 (2013.01); A47C 7/40 (2013.01); A47C 7/441 (2013.01); A47C 7/443 (2013.01); A47C 7/46 (2013.01); A47C 7/462 (2013.01); A47C 7/54 (2013.01); A47C 31/02 (2013.01); A47C 31/023 (2013.01); B68G 7/12 (2013.01); Y10T 29/481 (2015.01); Y10T 29/49826 (2015.01); Y10T 29/49947 (2015.01);
Abstract

A chair assembly includes a four-bar linkage assembly including a first linkage member, a second linkage member, a third linkage member and a fourth linkage member each pivotably coupled to one another such that the four-bar linkage assembly includes an upper end that is adjustable between raised and lowered positions, and an arm rest assembly adapted to support the arm of a seated user thereon and supported the upper end of the four-bar linkage assembly, wherein a lower end of the four-bar linkage assembly is pivotably supported from an arm support structure for pivotable movement, such that the upper end of the four-bar linkage assembly is moveable between a first position and second position located laterally outward from the first position and wherein the arm support structure is fixed with respect to the seat support structure.

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