Anthony R Marella

US Patent:

6601446, Aug 5, 2003

Filed:

Sep 4, 2002

Appl. No.:

10/243641

Inventors:

Anthony Ross Marella - Wadsworth OH

Assignee:

Bridgestone/Firestone North American Tire, LLC - Nashville TN

International Classification:

G01M 1702

US Classification:

73146

Abstract:

A control fixture ( ) for a tire-bead compression testing apparatus comprising a plurality of radially movable segments and force-sensing instrumentation contained in at least some of these segments. The control fixture ( ) comprises a plurality of plunger assemblies ( ) and each plunger assembly ( ) includes a plunger ( ) for attachment to one of the radially movable segments, a casing ( ) for sliding receipt of the plunger ( ), and a spring ( ) positioned between the plunger ( ) and the casing ( ). In this manner, force-sensing instrumentation can be used to determine the spring constant of the spring ( ) and the consistency of the apparatus thereby confirmed.

US Patent:

D603786, Nov 10, 2009

Filed:

May 14, 2009

Appl. No.:

29/337050

Inventors:

Anthony Marella - Wadsworth OH, US

Assignee:

Bridgestone Corporation

International Classification:

1215

US Classification:

D12584

US Patent:

D614120, Apr 20, 2010

Filed:

Jul 30, 2008

Appl. No.:

29/322150

Inventors:

Anthony Marella - Tallmadge OH, US
John David Neil - Copley OH, US
Robert Sanetick - Orchard Park NY, US
Christopher Schrader - North Canton OH, US
Joel Sprow - Knoxville TN, US
Richard Wright - Wadsworth OH, US

Assignee:

Bridgestone Corporation

International Classification:

1215

US Classification:

D12594