US 11,697,165 B2
Key duplication machine having pivoting clamp
Phillip Gerlings, Chandler, AZ (US); Michael Schmidt, Gilbert, AZ (US); and Lawrence Perea, Albuquerque, NM (US)
Assigned to THE HILLMAN GROUP, INC., Forest Park, OH (US)
Filed by THE HILLMAN GROUP, INC., Cincinnati, OH (US)
Filed on Apr. 22, 2020, as Appl. No. 16/855,275.
Application 16/855,275 is a continuation of application No. 16/564,358, filed on Sep. 9, 2019, granted, now 10,661,359.
Application 16/564,358 is a continuation of application No. 15/699,610, filed on Sep. 8, 2017, granted, now 10,406,607, issued on Sep. 10, 2019.
Claims priority of provisional application 62/393,905, filed on Sep. 13, 2016.
Prior Publication US 2020/0246885 A1, Aug. 6, 2020
Int. Cl. B23C 3/35 (2006.01)
CPC B23C 3/355 (2013.01) [B23C 2235/12 (2013.01); B23C 2235/32 (2013.01); B23C 2235/41 (2013.01); Y10T 409/300952 (2015.01)] 19 Claims
OG exemplary drawing
 
1. A clamp for a key making machine, comprising:
an anvil;
a door movable toward the anvil, the door extending from an upper end to a lower end;
at least one spring-biased lever arm pivotally connected with the door at the upper end opposite the anvil;
a mounting shelf extending perpendicularly from the door and located between the upper end and the lower end of the door; and
a gate pivotally connected to the mounting shelf and configured to pivotally move toward or away from the door,
wherein the anvil and the gate are configured to sandwich a key blank therebetween.