US 12,133,350 B2
Front access lock mechanism for server chassis
Chen An, Bergenfield, NJ (US); and Zichun Song, Bergenfield, NJ (US)
Assigned to ZT GROUP INT'L, INC., Secaucus, NJ (US)
Filed by ZT GROUP INT'L, INC., Secaucus, NJ (US)
Filed on Aug. 1, 2023, as Appl. No. 18/363,200.
Application 18/363,200 is a continuation of application No. 17/401,834, filed on Aug. 13, 2021, granted, now 11,864,339.
Prior Publication US 2023/0380097 A1, Nov. 23, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H05K 7/00 (2006.01); H05K 5/02 (2006.01); H05K 7/14 (2006.01)
CPC H05K 7/1489 (2013.01) [H05K 5/0221 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A lock device comprising:
a slider assembly including:
a first slider having a middle portion, the middle portion having a first slot,
a second slider movably coupled to the first slider,
a first base having a planar portion with a top rail and a bottom rail, and
a second base substantially parallel to the first base and configured to hold the first slider and second slider with the first base and allow the relative movement of the first slider relative to the second slider along the top and bottom rails to at least three different positions, the at least three different positions including a latch lock position, a latch unlock position, and a latch impending lock position; and
a latch assembly configured to be attached to a chassis, the latch assembly comprising having a latch element configured to move to a first distance, a second distance, and a third distance from the top rail of the first base corresponding to the latch lock position, the latch unlock position, and the latch impending lock position of the slider assembly, respectively,
wherein the first slot of the first slider is configured to engage with the latch element.