IP Library Granted Patent US 8,157,329
Granted Patent B2
US 8,157,329 · App. 12/708,876 · Granted Apr 17, 2012

Furniture and method of furniture component attachment

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Quick Facts
Patent No.
US 8,157,329
App. No.
12/708,876
Granted
Apr 17, 2012
Kind
B2
Abstract

A method of attaching furniture components includes providing a first furniture component that may be comprised of polymeric material, positioning a second furniture component adjacent to the first furniture component, positioning stakes attached to the second component through holes formed in the first component, and heating the stakes to bond portions of the second component to portions of the first component. The second component may also be comprised of polymeric material and the stakes may be integral with the second component or formed on the second component. Chairs or other furniture such as office furniture may include components attached together by embodiments of the disclosed method. In some embodiments of the method, a second component may also have projections that are positioned through holes in a third furniture component that may subsequently be heated to bond the third component to the second component.

Claims (14)

1. A chair comprising:

a base;

a frame connected to the base;

a skin adjacent to the frame;

a first member, the first member comprising a first set of projections; the first member attached to a portion of the frame by insertion of the first set of projections within apertures formed in the frame and then heating the first set of projections via infrared energy to bond the first member to the frame; and

wherein the first member is comprised of a second set of projections and the skin is attached to the first member via an application of infrared energy to the second set of projections to bond the skin to the first member.

2. The chair of claim 1 wherein the first member is positioned adjacent to a rear of the frame and wherein the frame is a back frame.

3. The chair of claim 1 wherein the second set of projections are inserted through holes defined in the skin prior to the application of infrared energy to the second set of projections to bond the skin to the first member.

4. The chair of claim 1 wherein the base is comprised of a seat attached to a pedestal and the frame is a back frame.

5. The chair of claim 4 wherein the back frame is comprised of a material selected from the group consisting of polymeric material, elastomeric material and plastic.

6. The chair of claim 1 wherein the skin is comprised of a polymeric material and the frame is comprised of a material that is not harder than the skin and wherein the skin is not comprised of woven materials or fabric.

7. The chair of claim 1 wherein the skin defines a plurality of apertures that are longitudinally elongated.

8. The chair of claim 1 wherein the skin has a durometer measurement not greater than 40 and the first member has a durometer measurement not greater than 40.

9. The chair of claim 1 wherein the frame is a back frame and the first member is a cross member positioned adjacent to a rear side of the back frame.

Assignments (5)
ASSIGNMENT OF SECURITY INTEREST IN PATENT COLLATERAL Recorded Aug 8, 2025
From: GOLDMAN SACHS BANK USA
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 072342/0380 →
TERMINATION AND RELEASE OF SECURITY INTEREST IN PATENTS Recorded Jul 20, 2021
From: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
To: KNOLL, INC.
Reel/Frame 056924/0179 →
SECURITY INTEREST Recorded Jul 19, 2021
From: KNOLL, INC.
To: GOLDMAN SACHS BANK USA, AS COLLATERAL AGENT
Reel/Frame 057649/0828 →
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS Recorded Feb 22, 2012
From: KNOLL, INC.
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 027743/0537 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 10, 2010
From: MASOUD, KHALID; DESKEVICH, ADAM
To: KNOLL, INC.
Reel/Frame 024054/0630 →