US 11,906,478 B2
System, method, and apparatus for automating specimen testing
Adrian Riddick, Norwood, MA (US); Daniel Chouinard, Norwood, MA (US); Brian Salem, Norwood, MA (US); and Christopher Hines, Norwood, MA (US)
Assigned to Illinois Tool Works Inc., Glenview, IL (US)
Filed by Illinois Tool Works Inc., Glenview, IL (US)
Filed on Jan. 19, 2022, as Appl. No. 17/578,729.
Claims priority of provisional application 63/140,046, filed on Jan. 21, 2021.
Prior Publication US 2022/0228957 A1, Jul. 21, 2022
Int. Cl. G01N 3/08 (2006.01); G01L 5/00 (2006.01)
CPC G01N 3/08 (2013.01) [G01L 5/0038 (2013.01)] 26 Claims
OG exemplary drawing
 
1. A test head for a residual seal force (RSF) testing system, the test head comprising:
a housing defining a first cavity;
an anvil positioned at least partially within the first cavity;
a ball roller assembly configured to provide a point of contact between the housing and the anvil during a RSF test, wherein the ball roller assembly comprises a plurality of ball bearings; and
a retaining ring configured to maintain the anvil at least partially within the first cavity.