US 11,697,569 B2
Sliding lock for break-down spool
Edmond L. Fratianni, Old Chatham, NY (US); and Fedor Baranov, Hartsville, SC (US)
Assigned to Sonoco Development, Inc., Hartsville, SC (US)
Filed by Sonoco Development, Inc., Hartsville, SC (US)
Filed on Mar. 2, 2021, as Appl. No. 17/190,136.
Prior Publication US 2022/0281710 A1, Sep. 8, 2022
Int. Cl. B65H 75/22 (2006.01); B65H 75/14 (2006.01)
CPC B65H 75/22 (2013.01) [B65H 75/14 (2013.01); B65H 75/2245 (2021.05); B65H 75/2263 (2021.05); B65H 75/2272 (2021.05); B65H 75/2281 (2021.05)] 27 Claims
OG exemplary drawing
 
1. A spool locking system comprising:
a barrel comprising a first longitudinal end and a second longitudinal end, wherein at least the first longitudinal end comprises at least one barrel detent;
a first flange removably affixable to the first longitudinal end of the barrel, wherein the first flange comprises at least one receiving location for a sliding lock, the receiving location comprising:
at least one flange detent, wherein the at least one flange detent is aligned with the at least one barrel detent to form at least one track; and
at least one sidewall having at least one recessed portion; and
the sliding lock comprising:
a body portion comprising a proximate end, a distal end, two sides, an outer surface and an inner surface;
at least one rail disposed on the inner surface of the body portion, wherein the at least one rail is slidable in the at least one track and wherein the at least one rail initiates near the proximate end of the body portion, extends along the length of the body portion, and terminates near the distal end of the body portion;
at least one flexible arm, wherein the at least one arm initiates near the proximate end of the body portion and extends adjacent to one of the sides of the body portion, toward the distal end of the body portion; and
at least one catch disposed on the at least one arm, wherein the catch is configured to slidably move into the at least one recessed portion of the flange receiving location and is restricted from moving out of the at least one recessed portion.