US 11,702,304 B2
Loading-dock signaling system incorporating a wheel chock having an illuminated signal
Gerard Biasutto, Mississauga (CA); Paulo Cruz, Mississauga (CA); and David Andrew Rimmer, Mississauga (CA)
Assigned to Blue Giant Equipment Corporation, Mississauga (CA)
Filed by Blue Giant Equipment Corporation, Mississauga (CA)
Filed on May 14, 2021, as Appl. No. 17/320,638.
Claims priority of provisional application 63/024,699, filed on May 14, 2020.
Prior Publication US 2021/0354939 A1, Nov. 18, 2021
Int. Cl. B65G 69/00 (2006.01); G08B 5/38 (2006.01); G08C 23/06 (2006.01); B65G 69/24 (2006.01)
CPC B65G 69/005 (2013.01) [G08B 5/38 (2013.01); G08C 23/06 (2013.01); B65G 69/24 (2013.01); B65G 2203/0283 (2013.01); B65G 2203/047 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A loading-dock signaling system comprising:
an internal signal light;
an external signal light;
a wheel chock having a base and a handle extending from the base, wherein a chock signal light is positioned on the handle, and wherein the internal signal light, the external signal light and the chock signal light are in signal communication with one another to provide at least a plurality of illuminated indicia to an exterior dock area and an interior dock area, wherein the exterior dock area and the interior dock area are separated by a dock door; and
a loading dock that includes at least the dock door, wherein the plurality of illuminated indicia relate to a status of the dock door relative to a vehicle stationed at the loading dock, wherein
at least one chock signal light of a plurality of chock signal lights includes a multi-chromatic lighting element;
the dock door is in communication with at least the chock signal light and the internal signal light; and
operation of the dock door between an open position and a closed position is reflected via the plurality of illuminated indicia of the chock signal light and the internal signal light.